{{Short description|none}} {{Use American English|date=July 2025}} {{Use mdy dates|date=December 2022}} {{Infobox state highway system |shields=70px|alt=|link= |caption=Texas State Highway Loop marker |interstate=Interstate Highway X (IH-X, I-X) |us=U.S. Highway X (US X) |statehwy=State Highway X (SH X) |label1=Loops: |field1=Loop X |label2=Spurs: |field2=Spur X |label3=Recreational: |label4=Farm or Ranch<br/> to Market Roads: |field4=Farm to Market Road X (FM X)<br/>Ranch-to-Market Road X (RM X) |label5=Park Roads: |field5=Park Road X (PR X) |links=TX }}
State highway loops in Texas are owned and maintained by the Texas Department of Transportation (TxDOT).
{{horizontal TOC|limit=2|nonum=yes}} {{-}}
==Loop 500== {{infobox road small |state=TX |type=Loop |route=500 |location=Shelby County |length_mi=1.021 |length_ref=<ref name="Loop 500">{{TxDOT|SL|500|accessdate=August 5, 2020|link=no}}</ref> |established=April 29, 1971 }} '''Loop 500''' is located in Shelby County. It runs from US 96 northwest of Center to SH 7 southwest of Center.
Loop 500 was designated on April 29, 1971, as a loop off SH 7 in Center. On August 26, 2010, the northern section was extended west {{convert|2.9|mi|km}} to US 96 northwest of Center. {{-}}
==Loop 505== {{infobox road small |state=TX |type=Loop |route=505 |location=Newton County |length_mi=3.654 |length_ref=<ref name="Loop 505">{{TxDOT|SL|505|accessdate=August 5, 2020|link=no}}</ref> |established=August 31, 1972 }} '''Loop 505''' is located in Newton County. It runs from SH 87 northeast of Newton to SH 87 southwest of Newton.
Loop 505 was designated on August 31, 1972, on the current route along an old routing of SH 87; the route was signed as SH 87 Business rather than Loop 505. {{-}}
==Loop 506== {{infobox road small |state=TX |type=Loop |route=506 |location=Wise County |established=May 31, 1972<ref name="Loop 506">{{TxDOT|SL|506|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} {{further|Special routes of U.S. Route 81#Rhome}} '''Loop 506''' was located in Wise County. It is now Bus. US 81. {{-}}
==Loop 507== {{infobox road small |state=TX |type=Loop |route=507 |location=Brazos County |established=August 31, 1972<ref name="Loop 507">{{TxDOT|SL|507|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 507''' was designated on August 31, 1972, as a loop off SH 6 in Bryan-College Station. The route was signed as SH 6 Business rather than Loop 507. On June 21, 1990, Loop 507 was cancelled and transferred to Bus. SH 6. {{-}}
==Loop 508== {{infobox road small |state=TX |type=Loop |route=508 |location=Grimes County |established=August 31, 1972<ref name="Loop 508">{{TxDOT|SL|508|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 508''' was designated on August 31, 1972, as a loop off SH 6 in Navasota. The route was signed as SH 6 Business rather than Loop 508. On June 21, 1990, Loop 508 was cancelled and transferred to Bus. SH 6. {{-}}
==Loop 509== {{infobox road small |state=TX |type=Loop |route=509 |location=Collin County |established=July 31, 1972<ref name="Loop 509">{{TxDOT|SL|509|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 509''' was designated on July 31, 1972, as a loop off SH 78 in Copeville along an old routing of SH 78. on June 21, 1990, Loop 509 was cancelled and transferred to Bus. SH 78. {{-}}
==Loop 512== {{infobox road small |state=TX |type=Loop |route=512 |location=Montgomery County |established=November 3, 1972<ref name="Loop 512">{{TxDOT|SL|512|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 512''' was designated on November 3, 1972, as a loop off US 59 in Splendora along an old routing of US 59. The route was signed as US 59 Business rather than Loop 512. On June 21, 1990, Loop 512 was cancelled and transferred to Bus. US 59. {{-}}
==Loop 513== {{infobox road small |state=TX |type=Loop |route=513 |location=Guadalupe County |established=September 4, 1973<ref name="Loop 513">{{TxDOT|SL|513|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 513''' was designated on September 4, 1973, as a loop off SH 123 in Seguin along an old routing of SH 123. The route was signed as SH 123 Business rather than Loop 513. On June 21, 1990, Loop 513 was cancelled and transferred to Bus. SH 123. {{-}}
==Loop 516== {{infobox road small |state=TX |type=Loop |route=516 |location=Bee County |established=May 31, 1973<ref name="Loop 516">{{TxDOT|SL|516|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 516''' was designated on May 31, 1973, as a loop off US 181 in Beeville along an old routing of US 181. The route was signed as US 181 Business rather than Loop 516. On June 21, 1990, Loop 516 was cancelled and transferred to Bus. US 181. {{-}}
==Loop 517== {{infobox road small |state=TX |type=Loop |route=517 |location=Dimmit County |length_mi=2.694 |length_ref=<ref name="Loop 517">{{TxDOT|SL|517|accessdate=August 5, 2020|link=no}}</ref> |established=June 20, 1975 }} '''Loop 517''' is located in Dimmit County. It runs from US 83 northeast of Carrizo Springs to US 277 northwest of Carrizo Springs.
Loop 517 was designated on June 20, 1975, on the current route. {{-}}
==Loop 518== {{infobox road small |state=TX |type=Loop |route=518 |location=Bell County |established=November 25, 1975 |deleted=June 21, 1990 |yr_ref=<ref name="Loop 518">{{TxDOT|SL|518|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 518''' was designated on November 25, 1975, as a loop off US 190 in Killeen along an old routing of US 190. The route was signed as US 190 Business instead of Loop 518. On June 21, 1990, Loop 518 was cancelled and transferred to Bus. US 190. {{-}}
==Loop 519== {{infobox road small |state=TX |type=Loop |route=519 |location=Culberson County |established=November 25, 1975 |deleted=June 21, 1990 |yr_ref=<ref name="Loop 519">{{TxDOT|SL|519|accessdate=August 10, 2020|link=no}}</ref> }} {{further|Business routes of Interstate 10#Van Horn business loop}} '''Loop 519''' was located in Culberson County. It was the former alignment of US 80 through Van Horn. It is now Business I-10. {{-}}
==Loop 520== {{infobox road small |state=TX |type=Loop |route=520 |location=Hill County |established=November 25, 1975 |deleted=June 21, 1990 |yr_ref=<ref name="Loop 520">{{TxDOT|SL|520|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 520''' was designated on November 25, 1975, as a loop off SH 171 in Covington along an old routing of SH 171. On June 21, 1990, Loop 520 was cancelled and transferred to Bus. SH 171. {{-}}
==Loop 521== {{infobox road small |state=TX |type=Loop |route=521 |location=Jackson County |established=June 30, 1976 |length_mi=3.442 |length_ref=<ref name="Loop 521">{{TxDOT|SL|521|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 521''' is located in Jackson County. It runs from US 59 east of Edna to US 59 west of Edna.
Loop 521 was designated on June 30, 1976, on the current route along an old routing of US 59.
;Major intersections {{jcttop|state=TX|county=Jackson|location=Edna|length_ref=<ref>{{google maps |url=https://www.google.com/maps/dir/28.9646676,-96.6733835/28.9888376,-96.6241766/@28.9755064,-96.6679976,13.79z/data=!4m14!4m13!1m10!3m4!1m2!1d-96.6597667!2d28.9717015!3s0x86423c00e07b4583:0xdfaa1f399c325040!3m4!1m2!1d-96.6464213!2d28.9785507!3s0x86423bf43207a9c3:0xf53bc7135a4771c0!1m0!3e0?entry=ttu&g_ep=EgoyMDI1MDMxMi4wIKXMDSoJLDEwMjExNDUzSAFQAw%3D%3D |title=Overview Map of Loop 521 |access-date=March 16, 2025}}</ref>}} {{TXint |mile=0.0 |road={{jct|state=TX|I-Future|69|US|59|city1=Victoria|city2=Houston}} |notes=Interchange; southern terminus }} {{TXint |mile=1.0 |road={{jct|state=TX|FM|1822|dir1=south}} }} {{TXint |mile=1.7 |road={{jct|state=TX|FM|822|dir1=north|name1=Allen Street}} }} {{TXint |mile=1.9 |road={{jct|state=TX|SH|111}} }} {{TXint |mile=3.4 |road={{jct|state=TX|I-Future|69|US|59|city1=Houston}} |notes=Interchange; northern terminus }} {{jctbtm}}
==Loop 522== {{infobox road small |state=TX |type=Loop |route=522 |location=Jackson County |established=June 30, 1976 |length_mi=2.571 |length_ref=<ref name="Loop 522">{{TxDOT|SL|522|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 522''' is located in Jackson County. It runs from US 59 east of Ganado to US 59 west of Ganado.
Loop 522 was designated on June 30, 1976, on the current route along an old routing of US 59; the route was signed as US 59 Business rather than Loop 522. {{-}}
==Loop 523== {{infobox road small |state=TX |type=Loop |route=523 |location=Wharton County |established=June 21, 1979 |length_mi=3.006 |length_ref=<ref name="Loop 523">{{TxDOT|SL|523|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 523''' is located in Wharton County. It runs from <!--I-69/-->US 59, {{convert|1.3|mi|km}} west of Louise to <!--I-69/-->US 59, {{convert|1.8|mi|km}} east of Louise.
Loop 523 was designated on June 21, 1979, on the current route. {{-}}
==Loop 524== {{infobox road small |state=TX |type=Loop |route=524 |location=Wharton County |established=June 30, 1976 |length_mi=1.372 |length_ref=<ref name="Loop 524">{{TxDOT|SL|524|accessdate=August 10, 2020|link=no}}</ref> }}
{{main|Texas State Highway Loop 524}}
'''Loop 524''' is located in Wharton County. It runs from <!--I-69/-->US 59 east of Hillje to <!--I-69/-->US 59 west of Hillje.
Loop 524 was designated on June 30, 1976, on the current route along an old routing of US 59; the route was signed as US 59 Business rather than Loop 524. {{-}}
==Loop 525== {{infobox road small |state=TX |type=Loop |route=525 |location=Wharton County |established=June 30, 1976 |deleted=April 23, 1997 |yr_ref=<ref name="Loop 525">{{TxDOT|SL|525|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 525''' was designated on August 23, 1976, as a loop off US 59 in El Campo along an old routing of US 59. The route was signed as US 59 Business rather than Loop 525. On April 23, 1997, Spur 525 was cancelled and transferred to Bus. US 59. {{-}}
==Loop 526== {{infobox road small |state=TX |type=Loop |route=526 |location=Wharton County |established=June 30, 1976 |length_mi=1.439 |length_ref=<ref name="Loop 526">{{TxDOT|SL|526|accessdate=August 10, 2020|link=no}}</ref> }}
{{main|Texas State Highway Loop 526}}
'''Loop 526''' is located in Wharton County. It runs from Future I-69/US 59 east of Pierce to Future I-69/US 59 west of Pierce.
Loop 526 was designated on June 30, 1976, on the current route along an old routing of US 59. {{-}}
==Loop 528== {{infobox road small |state=TX |type=Loop |route=528 |location=Ellis County |established=August 23, 1976 |deleted=June 21, 1990 |yr_ref=<ref name="Loop 528">{{TxDOT|SL|528|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 528''' was designated on August 23, 1976, as a loop off US 287 in Waxahachie along an old routing of US 287. The route was signed as US 287 Business rather than Loop 528. On June 21, 1990, Loop 528 was cancelled and transferred to Bus. US 287. {{-}}
==Loop 530== {{infobox road small |state=TX |type=Loop |route=530 |location=Bell County |established=November 23, 1976 |deleted=October 26, 2000 |yr_ref=<ref name="Loop 530">{{TxDOT|SL|530|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 530''' was designated on November 23, 1976, as a loop off US 190 in Belton along an old routing of US 190. On October 26, 2000, by district request, Loop 530 was cancelled and removed from the highway system due to the city of Belton planning utility improvements along the route. {{-}}
==Loop 531== {{infobox road small |state=TX |type=Loop |route=531 |location=Houston County |established=January 20, 1977 |deleted=July 31, 2003 |yr_ref=<ref name="Loop 531">{{TxDOT|SL|531|accessdate=August 10, 2020|link=no}}</ref> }} {{main|Business routes of U.S. Route 287 in Texas#Grapeland}} '''Loop 531''' was located in Grapeland. It is now Bus. US 287. {{-}}
==Loop 532== {{infobox road small |state=TX |type=Loop |route=532 |location=La Salle and Webb counties |established=January 20, 1977<ref name="Loop 532">{{TxDOT|SL|532|accessdate=August 10, 2020|link=no}}</ref> |deleted=June 21, 1990 }} {{further|Business routes of Interstate 35#Encinal business loop}} '''Loop 532''' was located in Encinal. It is now Business I-35. {{-}}
==Loop 533== {{infobox road small |state=TX |type=Loop |route=533 |location=Palo Pinto County |established=May 27, 1977 |length_mi=1.045 |length_ref=<ref name="Loop 533">{{TxDOT|SL|533|accessdate=August 10, 2020|link=no}}</ref> }} '''Loop 533''' is located in Palo Pinto County. Both of its termini are at SH 16.
Loop 533 was designated on May 27, 1977, on the current route along an old routing of SH 16. {{-}}
==Loop 534== {{infobox road small |state=TX |type=Loop |route=534 |location=Kerr County |established=May 2, 1977 |length_mi=4.968 |length_ref=<ref name="Loop 534">{{TxDOT|SL|534|accessdate=August 6, 2020|link=no}}</ref> }}
'''Loop 534''', also known as '''Veterans Highway''', is located in Kerr County. It runs {{convert|4.968|mi|km}} from SH 173 south of Kerrville north to I-10.<ref name="Loop 534"/>
Loop 534 was designated on May 2, 1977, from FM 689 (now SH 173) southeast of Kerrville north to I-10. On October 23, 1978, the road was extended southeast {{convert|2.1|mi|km}} to SH 16, replacing a section of FM 689 (although this section was signed as SH 173). On October 2, 1990, a {{convert|2|mi|km|adj=on}} section from SH 16 to the southern terminus was transferred to SH 173.<ref name="Loop 534"/>
;Junction list {{jcttop|location=Kerrville|county=Kerr|state=TX|type=highway|length_ref=<ref>{{Cite web|url=http://www.mapquest.com/#b91702db4f06995d69b3871b|title = Official MapQuest - Maps, Driving Directions, Live Traffic}}</ref>}} {{TXint |mile=0.0 |road={{jct|state=TX|SH|173|name1=Bandera Highway|city1=Bandera|city2=Kerrville}} |notes=Southern terminus}} {{TXint |mile=0.2 |bridge=Bridge over the Guadalupe River }} {{TXint |mile=0.4 |road={{jct|state=TX|SH|27|name1=Memorial Boulevard|extra=airport|city1=Kerrville|location2=Center Point|city3=Comfort}} |notes=Access to Kerrville Municipal Airport}} {{TXint |mile=3.2 |road={{jct|state=TX|FM|1341|name1=Cypress Creek Road}} }} {{TXint |mile=4.3 |road={{jct|state=TX|SH|16|name1=Sidney Baker Street|to2=to|I|10|city1=Kerrville|city2=Fredericksburg}} }} {{TXint |mile=4.9 |road=Leslie Drive |notes=Northern terminus}} {{jctbtm}} {{-}}
==Loop 538== {{infobox road small |state=TX |type=Loop |route=538 |location=Bexar and Guadalupe counties |established=January 24, 1978<ref name="Loop 538">{{TxDOT|SL|538|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 18, 1996 }} '''Loop 538''' was designated on January 24, 1978, from FM 78, {{convert|0.5|mi|km}} east of SH 218, east and northeast to FM 78 near Live Oak Road (now Schertz Parkway) in Schertz. The route was never built, and was cancelled on June 18, 1996. {{-}}
==Loop 539== {{infobox road small |state=TX |type=Loop |route=539 |location=Guadalupe County |established=January 24, 1978<ref name="Loop 539">{{TxDOT|SL|539|accessdate=August 5, 2020|link=no}}</ref> |deleted=November 20, 2014 }} '''Loop 539''' was designated on January 24, 1978, from FM 78, {{convert|0.3|mi|km}} west of FM 1103, east and northeast to FM 78 near Haeckerville Road in Cibolo. On September 26, 1996, the road was rerouted along old FM 78 through Cibolo after FM 78 was rerouted south of town. On November 20, 2014, Loop 539 was cancelled and returned to the city of Cibolo. {{-}}
==Loop 540== {{infobox road small |state=TX |type=Loop |route=540 |location=Fort Bend County |length_mi=3.354 |length_ref=<ref name="Loop 540">{{TxDOT|SL|540|accessdate=August 6, 2020|link=no}}</ref> |established=April 14, 1980 }} '''Loop 540''' is located in Fort Bend County. It begins northeast of Beasley at an exit ramp off southbound Future I-69/US 59, about {{convert|0.3|mi|km|1}} past the intersection with Daily Road.<ref name="Mapbook 1841">{{Texas Mapbook|page=1841|year=2018|link=no|access-date=December 24, 2022}}</ref> Initially one-way, it runs southwest alongside the Union Pacific Railroad tracks. Two-way traffic begins after {{convert|0.2|mi|km|1}}. The route passes through Beasley before intersecting FM 1875 southwest of the city. Loop 540 then intersects FM 360, beyond which the road again becomes one-way before transitioning into an entrance ramp for southbound Future I-69/US 59.<ref name="Mapbook 1880">{{Texas Mapbook|page=1880|year=2018|link=no|access-date=December 24, 2022}}</ref>
Loop 540 was designated on April 14, 1980, on the current route.
<gallery widths="200px" heights="160px" > File:BeasleyTXPostOffice.jpg|Beasley Post Office at 1st Street and Loop 540 File:Beasley TX Grain Storage on Loop 540.JPG|Grain storage buildings on Loop 540 in Beasley File:Beasley TX Loop 540 FM 1875.JPG|Looking northwest from Loop 540 and FM 1875 File:Beasley TX Loop 540 Sign.JPG|View northeast toward Beasley near Future I-69/US 59 </gallery> {{-}}
==Loop 541== {{infobox road small |state=TX |type=Loop |route=541 |location=Fort Bend County |established=April 14, 1980 |length_mi=2.526 |length_ref=<ref name="Loop 541">{{TxDOT|SL|541|accessdate=August 6, 2020|link=no}}</ref> }} '''Loop 541''' is located in Fort Bend County. It begins northeast of Kendleton at an exit ramp off southbound Future I-69/US 59. It runs southwest along the Union Pacific Railroad tracks, intersecting FM 2919. Loop 541 continues to the southwest for another {{convert|0.6|mi|km|1}}; while the designation has the route connecting to the freeway here, it instead ends at a turnaround. A paved road goes a short distance past the turnaround before turning sharply to the northwest, connecting with Ben Williams Drive after crossing the railroad tracks.<ref name="Mapbook 1880"/>
Loop 541 was designated on April 14, 1980, on the current route.
<gallery widths="200px" heights="160px" > File:Kendleton TX Loop 541.JPG|Loop 541 sign a short way southwest of the Future I-69/US 59 exit File:Kendleton TX Historic Marker.JPG|Marker on Loop 541 gives the history of Kendleton File:Kendleton TX Loop 541 at FM 2919.JPG|Union Pacific railroad crossing at Loop 541 and FM 2919 </gallery> {{-}}
==Loop 543== {{infobox road small |state=TX |type=Loop |route=543 |location=Fayette County |established=February 7, 1983 |length_mi=1.665 |length_ref=<ref name="Loop 543">{{TxDOT|SL|543|accessdate=August 6, 2020|link=no}}</ref> }} '''Loop 543''' is located in Fayette County. It runs from SH 71 west of West Point to SH 71 east of West Point.
Loop 543 was designated on February 7, 1983, on the current route along an old routing of SH 71.
{{-}}
==Loop 544== {{infobox road small |state=TX |type=Loop |route=544 |location=Nolan County |established=February 23, 1983<ref name="Loop 544">{{TxDOT|SL|544|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 544''' was designated on February 23, 1983, as a loop off US 84 in Roscoe. On June 21, 1990, Loop 544 was cancelled and transferred to Bus. US 84. {{-}}
==Loop 545== {{infobox road small |state=TX |type=Loop |route=545 |location=Tom Green County |established=April 20, 1984<ref name="Loop 545">{{TxDOT|SL|545|accessdate=August 6, 2020|link=no}}</ref> |deleted=November 21, 1996 }} '''Loop 545''' was designated on April 20, 1984, from US 67 northeast {{convert|5.1|mi|km}} to Main Street, then north along Main Street 0.5 mile to US 67 along an old routing of US 67. On March 29, 1988, a {{convert|1.1|mi|km|adj=mid}} section from US 87 to FM 380 was removed and returned to the city of San Angelo. The remainder of Loop 545 was cancelled on November 21, 1996, and transferred to Bus. US 67. {{-}}
==Loop 546== {{infobox road small |state=TX |type=Loop |route=546 |location=Midland County |established=April 9, 1984<ref name="Loop 546">{{TxDOT|SL|546|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 546''' was designated on April 9, 1984, from Loop 250 east and south {{convert|3.5|mi|km}} to Wall Avenue, then east {{convert|1.3|mi|km}} along Wall Avenue to SH 349 (now Bus. SH 349), then south along SH 349 to Florida Avenue, then southeast {{convert|2.5|mi|km}} along Florida Avenue and Garden City Highway to I-20/SH 158 along an old routing of SH 158. On June 21, 1990, Loop 546 was cancelled and transferred to Bus. SH 158. {{-}}
==Loop 547== {{infobox road small |state=TX |type=Loop |route=547 |location=San Augustine County |length_mi=1.222 |length_ref=<ref name="Loop 547">{{TxDOT|SL|547|accessdate=August 6, 2020|link=no}}</ref> |established=July 24, 1984 }} '''Loop 547''' is located in San Augustine County. Both of its termini are at SH 21 within the San Augustine city limits.
Loop 547 was designated on July 24, 1984, on its current route. It is a former routing of SH 21. {{-}}
==Loop 549== {{infobox road small |state=TX |type=Loop |route=549 |location=Nolan County |established=September 27, 1985<ref name="Loop 549">{{TxDOT|SL|549|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 549''' was designated on September 27, 1985, from SH 70, {{convert|2|mi|km}} west of Sweetwater, south {{convert|2|mi|km}} to Loop 432 (now Business I-20). The route was signed, but not designated, as SH 70. Loop 549 was cancelled on June 21, 1990, as the SH 70 designation became official. {{-}}
==Loop 550== {{infobox road small |state=TX |type=Loop |route=550 |location=Oldham County |established=April 18, 1985<ref name="Loop 550">{{TxDOT|SL|550|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 550''' was designated on April 18, 1985, as a loop off I-40 in Adrian along an old routing of US 66. On June 21, 1990, Loop 550 was cancelled and transferred to Business I-40-B. {{-}}
==Loop 551== {{infobox road small |state=TX |type=Loop |route=551 |location=Oldham County |established=April 18, 1985<ref name="Loop 551">{{TxDOT|SL|551|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 551''' was designated on April 18, 1985, as a loop off I-40 in Vega along an old routing of US 66. On June 21, 1990, Loop 551 was cancelled and transferred to Business I-40-C. {{-}}
==Loop 552== {{infobox road small |state=TX |type=Loop |route=552 |location=Potter and Carson counties |established=April 18, 1985<ref name="Loop 552">{{TxDOT|SL|552|accessdate=August 6, 2020|link=no}}</ref> |deleted=October 25, 1990 }} '''Loop 552''' was designated on April 18, 1985, from I-40 west of Amarillo east, north, and east {{convert|9|mi|km}} to US 60/US 87, then east and northeast {{convert|10.8|mi|km}} along US 60 to its intersection with Loop 552, then southeast {{convert|4.6|mi|km}} to I-40 along an old routing of US 66. On October 25, 1990, Loop 552 was cancelled and transferred to Business I-40-D. {{-}}
==Loop 554== {{infobox road small |state=TX |type=Loop |route=554 |location=Carson and Gray counties |established=April 18, 1985<ref name="Loop 554">{{TxDOT|SL|554|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 554''' was designated on April 18, 1985, as a loop off I-40 in Groom along an old routing of US 66. On June 21, 1990, Loop 554 was cancelled and transferred to Business I-40-F. {{-}}
==Loop 555== {{infobox road small |state=TX |type=Loop |route=555 |location=Gray County |established=April 18, 1985<ref name="Loop 555">{{TxDOT|SL|555|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 555''' was designated on April 18, 1985, as a loop off I-40 in McLean along an old routing of US 66. On June 21, 1990, Loop 555 was cancelled and transferred to Business I-40-H. {{-}}
==Loop 556== {{infobox road small |state=TX |type=Loop |route=556 |location=Wheeler County |established=April 18, 1985<ref name="Loop 556">{{TxDOT|SL|556|accessdate=August 6, 2020|link=no}}</ref> |deleted=March 24, 1993 }} '''Loop 556''' was designated on April 18, 1985, as a loop off I-40 in Shamrock along an old routing of US 66. On March 24, 1993, Loop 556 was cancelled and transferred to Business I-40-J. {{-}}
==Loop 558== {{infobox road small |state=TX |type=Loop |route=558 |location=Brazoria County |established=January 15, 1986<ref name="Loop 558">{{TxDOT|SL|558|accessdate=August 6, 2020|link=no}}</ref> |deleted=September 29, 1992 }} '''Loop 558''' was designated on January 15, 1986, from SH 35 southwest and west {{convert|4.9|mi|km}} to the intersection of SH 35 and SH 288. On February 25, 1987, the route was transferred to SH 35 and Loop 558 was reassigned to an old routing of SH 35 from SH 288 east {{convert|3.7|mi|km}} to SH 35. Loop 558 was cancelled on September 29, 1992, and transferred to FM 523. {{-}}
==Loop 560== {{infobox road small |state=TX |type=Loop |route=560 |location=Ellis and Dallas counties |established=January 28, 1987<ref name="Loop 560">{{TxDOT|SL|560|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} {{further|Business routes of Interstate 45#Ferris business loop}} '''Loop 560''' was located in Ellis and Dallas counties. It was the former alignment of US 75 through Ferris. It is now Business I-45. {{-}}
==Loop 561== {{infobox road small |state=TX |type=Loop |route=561 |location=Ellis County |length_mi=0.936 |length_ref=<ref name="Loop 561">{{TxDOT|SL|561|accessdate=August 6, 2020|link=no}}</ref> |established=January 28, 1987 }} '''Loop 561''' is located in Ellis County. It is the former alignment of US 75 through Trumbull. Both of its termini are at I-45.
Loop 561 was designated on January 28, 1987, on the current route. {{-}}
==Loop 562== {{infobox road small |state=TX |type=Loop |route=562 |location=Ellis County |established=January 28, 1987<ref name="Loop 562">{{TxDOT|SL|562|accessdate=August 6, 2020|link=no}}</ref> |deleted=June 21, 1990 }} {{further|Business routes of Interstate 45#Palmer business loop}} '''Loop 562''' was located in Ellis County. It was the former alignment of US 75 through Palmer. It is now Business I-45. {{-}}
==Loop 564== {{infobox road small |state=TX |type=Loop |route=564 |location=Wood County |length_mi=9.800 |length_ref=<ref name="Loop 564">{{TxDOT|SL|564|accessdate=August 6, 2020|link=no}}</ref> |established=March 25, 2010 }} '''Loop 564''' encircles Mineola.
Loop 564 was designated on March 25, 2010, on the current route as a replacement of FM 564. {{-}}
===Loop 564 (1987)=== {{infobox road small |state=TX |type=Loop |route=564 |location=Navarro County |established=January 28, 1987<ref name="Loop 564"/> |deleted=June 21, 1990 }} {{further|Business routes of Interstate 45#Corsicana business loop}} A previous route designated Loop 564 was located in Navarro County. It was the former alignment of US 75 through Corsicana. It is now Business I-45.<ref name="Loop 564"/> {{-}}
==Loop 566== {{infobox road small |state=TX |type=Loop |route=566 |location=Haskell and Jones counties |established=May 2, 1988<ref name="Loop 566">{{TxDOT|SL|566|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 566''' was designated on May 2, 1988, from US 287/SH 283, south along SH 6, then west to US 277 along an old routing of US 277. On June 21, 1990, Loop 566 was cancelled and transferred to Bus. US 277. {{-}}
==Loop 567== {{infobox road small |state=TX |type=Loop |route=567 |location=Hood County |length_mi=4.035 |length_ref=<ref name="Loop 567">{{TxDOT|SL|567|accessdate=August 5, 2020|link=no}}</ref> |established=November 25, 1986 }} '''Loop 567''' is located in Hood County. It runs from US 377 west of Granbury to Bus. US 377 east of Granbury.
Loop 567 was designated on November 25, 1986, from US 377 west of Granbury northeast to FM 51 north of town. On May 25, 2000, by district request, the road was extended {{convert|2.25|mi|km}} east and south to Bus. US 377. {{-}}
==Loop 569== {{infobox road small |state=TX |type=Loop |route=569 |location=Wise County |established=April 23, 1987<ref name="Loop 569">{{TxDOT|SL|569|accessdate=August 5, 2020|link=no}}</ref> |deleted=June 21, 1990 }} '''Loop 569''' was designated on April 23, 1987, as a loop off US 380 in Decatur along an old routing of US 380. On June 21, 1990, Loop 569 was cancelled and transferred to Bus. US 380. {{-}}
==Loop 570== {{infobox road small |state=TX |type=Loop |route=570 |location=Tom Green County |length_mi=1.903 |length_ref=<ref name="Loop 570">{{TxDOT|SL|570|accessdate=August 6, 2020|link=no}}</ref> |established=March 19, 1990 }} {{further|Special routes of U.S. Route 87 in Texas#Wall}} '''Loop 570''' is located in Tom Green County. It is the former route of US 87 through Wall. {{-}}
==Loop 571== {{infobox road small |state=TX |type=Loop |route=571 |location=Rusk County |length_mi=5.902 |length_ref=<ref name="Loop 571">{{TxDOT|SL|571|accessdate=August 6, 2020|link=no}}</ref> |established=September 29, 1987 }}
'''Loop 571''' is located in Rusk County. It runs from US 259 north of Henderson to US 79 south of Henderson.
Loop 571 was designated on September 29, 1987, on the current route as a replacement of FM 454. {{clear}}
==Loop 573== {{infobox road small |state=TX |type=Loop |route=573 |location=Liberty County |length_mi=3.159 |length_ref=<ref name="Loop 573">{{TxDOT|SL|573|accessdate=August 6, 2020|link=no}}</ref> |established=December 31, 1987 }} '''Loop 573''' is located in Liberty County. It runs from I-69/US 59 north of Cleveland to I-69/US 59 south of Cleveland.
Loop 573 was designated on December 31, 1987, on the current route along an old routing of US 59. {{-}}
==Loop 574== {{infobox road small |state=TX |type=Loop |route=574 |location=McLennan County |length_mi=1.500 |length_ref=<ref name="Loop 574">{{TxDOT|SL|574|accessdate=August 6, 2020|link=no}}</ref> |established=December 21, 1987 }} '''Loop 574''' is located in McLennan County. It runs from I-35 to Loop 484.
Loop 574 was designated on December 21, 1987, on the current route. {{-}}
==Loop 577== {{infobox road small |state=TX |type=Loop |route=577 |location=Concho County |length_mi=1.063 |length_ref=<ref name="Loop 577">{{TxDOT|SL|577|accessdate=August 6, 2020|link=no}}</ref> |established=October 6, 1991 }} {{further|Special routes of U.S. Route 87 in Texas#Vick}} '''Loop 577''' is located in Concho County. It is the former route of US 87 through Vick. {{-}}
==Loop 590== {{infobox road small |state=TX |type=Loop |route=590 |location=Cameron County |established=April 26, 1989<ref name="Loop 590">{{TxDOT|SL|590|accessdate=August 6, 2020|link=no}}</ref> |deleted=December 21, 1994 }} '''Loop 590''' was designated on April 26, 1989, from US 77 south and southwest {{convert|13.9|mi|km}} along Helen Moore Road (now Paso Real Highway) to US 77/US 83 (now I-69E). On December 21, 1994, Loop 590 was cancelled and redesignated as FM 509 to provide a continuous route for FM 509. {{-}}
==Loop 592== {{infobox road small |state=TX |type=Loop |route=592 |location=Bell County |length_mi=0.700 |length_ref=<ref name="Loop 592">{{TxDOT|SL|592|accessdate=August 6, 2020|link=no}}</ref> |established=May 24, 1990 }} '''Loop 592''' is located in Bell County. It runs from US 190/I-14 east of Nolanville to US 190/I-14 at Paddy Hamilton Road. The route is unsigned.
Loop 592 was designated on May 24, 1990, on the current route. {{-}}
==Loop 593== {{infobox road small |state=TX |type=Loop |route=593 |location=Hunt County |established=January 29, 1991<ref name="Loop 593">{{TxDOT|SL|593|accessdate=August 6, 2020|link=no}}</ref> |deleted=July 15, 1992 }} '''Loop 593''' was a proposed route in Hunt County. It was designated on January 29, 1991, from US 69 in Greenville south and east {{convert|5.2|miles|km}} to SH 34. However, the city of Greenville rejected construction of the route, and the designation was cancelled on July 15, 1992. {{-}}
==Loop 635== {{infobox road small |state=TX |type=Loop |route=635 |location=Dallas and Tarrant counties |established=April 1, 1968<ref name="Loop 635">{{TxDOT|SL|635|accessdate=August 5, 2020|link=no}}</ref> |deleted=July 31, 1974 }} {{see also|Interstate 635 (Texas)}} '''Loop 635''' was located in Dallas and Tarrant counties. It was the temporary designation for the northwestern segment of I-635 from 1968 to 1974. {{-}}
==Loop 820== {{infobox road small |state=TX |type=Loop |route=820 |location=Tarrant County |established=April 18, 1963<ref name="Loop 820">{{TxDOT|SL|820|accessdate=November 15, 2022|link=no}}</ref> |deleted=July 13, 1977 }} {{see also|Interstate 820}} '''Loop 820''' was located in Tarrant County. It was the temporary designation for segments of I-820 from 1963 to 1977. {{-}}
==Loop 1604== {{infobox road small |state=TX |type=Loop |route=1604 |location=Bexar County |length_mi=94.387 |length_ref=<ref name="Loop 1604">{{TxDOT|SL|1604|accessdate=August 5, 2020|link=no}}</ref> |established=June 30, 1977 }} {{main|Texas State Highway Loop 1604}}
'''Loop 1604''' serves as the outer highway loop of San Antonio. At nearly {{convert|95|miles|km}} in length, Loop 1604 is the longest state highway loop in Texas.
{{excerpt|Texas State Highway Loop 1604|History|paragraphs=1}} {{-}}
==Loop 1853== {{infobox road small |state=TX |type=Loop |route=1853 |location=Madison County |length_mi=7.3 |length_ref=<ref name="Loop 1853">{{cite web |url=http://ftp.dot.state.tx.us/pub/txdot/commission/2020/0430/8e.pdf|title=Minute Order 115735|publisher=Texas Transportation Commission|date=April 30, 2020|accessdate=August 11, 2020}}</ref> |formed=April 30, 2020 |header_type=uc }} '''Loop 1853''' is a proposed loop around the south side of Madisonville as a relief route for SH 21, which is routed through the city. It is proposed to run from US 190/SH 21, {{convert|0.7|mile|km|1}} east of FM 1452, to another point on SH 21, {{convert|0.4|mile|km|1}} west of FM 2346, but on November 14, 2024, the route was shortened to IH 45 instead of continuing east to SH 21. US 190 would also be rerouted off of SH 21 and IH 45 onto Loop 1853.<ref>{{cite web|url=https://onbasepav.txdot.gov/commission/api/Document/25020839/|title=Minute Order 116844|publisher=TxDOT|date=November 14, 2024}}</ref>
Loop 1853 is expected to have two lanes in each direction with four overpasses, at SH 90, SH 75, I-45, and a city-owned road.{{citation needed|date=May 2023}} TxDOT projects construction to begin in 2026.{{citation needed|date=May 2023}}
The number was chosen to commemorate the year that Madison County was established.<ref name="Reynolds2019">{{cite web|url=http://cdn4.creativecirclemedia.com/madisonville/files/20191126-120602-112719%20Madisonville%20Meteor%20e%20edition.pdf|title=Madison County taps history to name planned loop|last=Reynolds|first=Roy R.|work=The Madisonville Meteor|volume=125|issue=48|date=November 27, 2019|access-date=December 23, 2022}}</ref> {{clear}}
==References== {{reflist}}
{{DEFAULTSORT:List of state highway loops in Texas (500-9999)}} +5 State highway loops 500 Loops 500