{{short description|City in Ohio, US}} {{Distinguish|Monroe County, Ohio|Monroe, Jackson County, Ohio|Monroe Township, Ashtabula County, Ohio}} {{Use American English|date=June 2025}} {{Use mdy dates|date=July 2023}} {{Infobox settlement |name = Monroe, Ohio |settlement_type = City |nickname = |motto = "Firmly Founded - Proudly Growing"

<!-- Images --> |image_skyline = Hughes Manor.jpg |imagesize = 250px |image_caption = Hughes Manor |image_flag = Flag of Monroe, Ohio.png |image_seal = Seal of Monroe, Ohio.png |image_blank_emblem = Logo of Monroe, Ohio.png |blank_emblem_type = Logo

<!-- Maps --> |image_map = Map of Butler County Ohio Highlighting Monroe City.png |mapsize = 250px |map_caption = Location of Monroe in Butler County |pushpin_map = Ohio#USA |pushpin_relief = yes |pushpin_label = Monroe

<!-- Location --> |subdivision_type = Country |subdivision_name = {{USA}} |subdivision_type1 = State |subdivision_name1 = {{flag|Ohio}} |subdivision_type2 = Counties |subdivision_name2 = Butler, Warren |subdivision_type3 = Townships |subdivision_name3 = Lemon, Liberty, Turtlecreek

<!-- Government --> |government_footnotes = |government_type = |leader_title = Mayor |leader_name = Keith Funk<ref>{{cite web |title=Mayor & Council |url=https://www.monroeohio.org/148/Mayor-Council |website=Monroe, OH Official Website |publisher=City of Monroe, OH |access-date=17 July 2022}}</ref> |leader_title1 = |leader_name1 = |established_title = |established_date =

<!-- Area --> |unit_pref = Imperial |area_footnotes = <ref name="TigerWebMapServer">{{cite web|title=ArcGIS REST Services Directory|url=https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer|publisher=United States Census Bureau|accessdate=September 20, 2022}}</ref> |area_magnitude = |area_total_km2 = 41.22 |area_land_km2 = 41.16 |area_water_km2 = 0.06 |area_total_sq_mi = 15.91 |area_land_sq_mi = 15.89 |area_water_sq_mi = 0.02

<!-- Population --> |population_as_of = 2020 |population_footnotes = |population_total = 15412 |population_density_km2 = 374.48 |population_density_sq_mi = 969.92

<!-- General information --> |timezone = Eastern (EST) |utc_offset = -5 |timezone_DST = EDT |utc_offset_DST = -4 |elevation_footnotes = <ref name=gnis/> |elevation_ft = 820 |coordinates = {{coord|39|26|46|N|84|22|00|W|region:US_type:city|display=inline,title}} |postal_code_type = ZIP codes |postal_code = 45050, 45044 (pt), 45073, 45099 |area_code = 513 |blank_name = FIPS code |blank_info = 39-51310<ref name="GR2">{{cite web|url=https://www.census.gov|publisher=United States Census Bureau|access-date=2008-01-31|title=U.S. Census website}}</ref> |blank1_name = GNIS feature ID |blank1_info = 2395374<ref name=gnis>{{GNIS|2395374}}</ref> |website = [http://www.monroeohio.org City website] |footnotes = }} '''Monroe''' is a city in east central Butler and west central Warren counties in the southwestern part of the U.S. state of Ohio. The population was 15,412 at the 2020 census. Monroe is a part of the Cincinnati metropolitan area.

==History== thumb|left|View of the Great Miami Pike, present-day Cincinnati Dayton Road. Coming from the right is South Street, present-day Lebanon Street. The two houses on that corner still stand. Across the street today are the post office and the City Building. Monroe was laid out in 1817 on the Dayton and Cincinnati pike.<ref>{{cite book | url=https://books.google.com/books?id=H283AQAAMAAJ&pg=PA340 | title=Centennial History of Butler County, Ohio | publisher=B. F. Bowen | author=Bartlow, Bert Surene | year=1905 | pages=340}}</ref> The city is named for President James Monroe, fifth President of the United States.<ref>{{cite book|last=Overman|first=William Daniel|title=Ohio Town Names|url=https://babel.hathitrust.org/cgi/pt?id=mdp.39015015361465;view=1up;seq=106|year=1958|publisher=Atlantic Press|location=Akron, OH|page=90}}</ref>

In the early 1830s, Monroe contained one store and 119 inhabitants.<ref>{{cite book | url=https://archive.org/details/bub_gb_dt48AAAAYAAJ | title=The Ohio Gazetteer, or, a Topographical Dictionary | publisher=Scott and Wright | date=1833 | access-date=12 December 2013 | author=Kilbourn, John | pages=[https://archive.org/details/bub_gb_dt48AAAAYAAJ/page/n305 321]}}</ref>

==Geography==

According to the United States Census Bureau, the city has a total area of {{convert|15.89|sqmi|sqkm|2}}, of which {{convert|15.87|sqmi|sqkm|2}} is land and {{convert|0.02|sqmi|sqkm|2}} is water.<ref name="Gazetteer files">{{cite web|title=US Gazetteer files 2010|url=https://www.census.gov/geo/www/gazetteer/files/Gaz_places_national.txt|publisher=United States Census Bureau|access-date=2013-01-06|url-status=dead|archive-url=https://web.archive.org/web/20130401062529/http://www.census.gov/geo/www/gazetteer/files/Gaz_places_national.txt|archive-date=2013-04-01}}</ref>

==Demographics== {{US Census population |1850= 198 |1870= 324 |1880= 365 |1910= 255 |1920= 266 |1930= 285 |1940= 307 |1950= 360 |1960= 2193 |1970= 3492 |1980= 4256 |1990= 4490 |2000= 7133 |2010= 12442 |2020= 15412 |estyear=2021 |estimate=15448 |estref= |footnote=Sources:<ref name="GR2" /><ref name=Census1870>{{cite web|title=Population of Civil Divisions Less than Counties|url=http://www2.census.gov/prod2/decennial/documents/1870a-08.pdf|work=Statistics of the Population of the United States at the Ninth Census|date=1870|publisher=U.S. Census Bureau|access-date=24 April 2020}}</ref><ref name=Census1880>{{cite web|title=Population of Civil Divisions Less than Counties|url=http://www2.census.gov/prod2/decennial/documents/1880a_v1-11.pdf|work=Statistics of the Population of the United States at the Tenth Census|date=1880|publisher=U.S. Census Bureau|access-date=28 November 2013}}</ref><ref name=Census1910>{{cite web|title=Population: Ohio|url=http://www2.census.gov/prod2/decennial/documents/36894832v3ch3.pdf|work=1910 U.S. Census|publisher=U.S. Census Bureau|access-date=28 November 2013}}</ref><ref name=Census1930>{{cite web|title=Population: Ohio|url=http://www2.census.gov/prod2/decennial/documents/03815512v1ch08.pdf|work=1930 US Census|publisher=U.S. Census Bureau|access-date=28 November 2013}}</ref><ref name="Census1960">{{cite web|title=Number of Inhabitants: Ohio|url=https://www2.census.gov/library/publications/decennial/1960/population-volume-1/37749282v1p37_ch02.pdf|date=1960|work=18th Census of the United States|publisher=U.S. Census Bureau|access-date=24 April 2020}}</ref><ref name="Census1990">{{cite web|title=Ohio: Population and Housing Unit Counts|url=https://www.census.gov/prod/cen1990/cph2/cph-2-37.pdf|publisher=U.S. Census Bureau|access-date=22 November 2013}}</ref><ref>{{cite web|url=https://www.census.gov/quickfacts/fact/table/monroecityohio,US/PST045221|title=Monroe city, Ohio|website=census.gov|accessdate=July 5, 2022}}</ref> | align = right | align-fn = center }}

===2020 census===

As of the 2020 census, Monroe had a population of 15,412. The median age was 37.6 years. 27.3% of residents were under the age of 18 and 15.8% of residents were 65 years of age or older. For every 100 females there were 95.6 males, and for every 100 females age 18 and over there were 91.4 males age 18 and over.<ref name="Census2020DP">{{cite web|title=2020 Decennial Census Demographic Profile (DP1)|url=https://api.census.gov/data/2020/dec/dp?get=NAME%2CDP1_0021P%2CDP1_0024P%2CDP1_0025C%2CDP1_0049C%2CDP1_0045C%2CDP1_0069C%2CDP1_0073C%2CDP1_0125P%2CDP1_0126P%2CDP1_0129P%2CDP1_0133P%2CDP1_0137P%2CDP1_0138P%2CDP1_0139P%2CDP1_0141P%2CDP1_0142P%2CDP1_0143P%2CDP1_0145P%2CDP1_0146P%2CDP1_0147C%2CDP1_0148C%2CDP1_0149C%2CDP1_0156C%2CDP1_0157C%2CDP1_0158C%2CDP1_0159P%2CDP1_0160P&for=place%3A51310&in=state%3A39|website=United States Census Bureau|year=2021|access-date=February 2, 2026|df=mdy}}</ref><ref name="Census2020PL"/>

99.9% of residents lived in urban areas, while 0.1% lived in rural areas.<ref name="Census2020DHC">{{cite web|title=2020 Decennial Census Demographic and Housing Characteristics (DHC)|url=https://api.census.gov/data/2020/dec/dhc?get=NAME%2CP2_002N%2CP2_003N&for=place%3A51310&in=state%3A39|website=United States Census Bureau|year=2023|access-date=February 2, 2026|df=mdy}}</ref>

There were 5,484 households in Monroe, of which 40.0% had children under the age of 18 living in them. Of all households, 59.2% were married-couple households, 13.6% were households with a male householder and no spouse or partner present, and 21.2% were households with a female householder and no spouse or partner present. About 20.8% of all households were made up of individuals and 10.2% had someone living alone who was 65 years of age or older.<ref name="Census2020DP"/>

There were 5,641 housing units, of which 2.8% were vacant. The homeowner vacancy rate was 0.9% and the rental vacancy rate was 3.9%.<ref name="Census2020DP"/>

{| class="wikitable" |+ Racial composition as of the 2020 census<ref name="Census2020PL">{{cite web|title=2020 Decennial Census Redistricting Data (Public Law 94-171)|url=https://api.census.gov/data/2020/dec/pl?get=NAME%2CP1_001N%2CP1_003N%2CP1_004N%2CP1_005N%2CP1_006N%2CP1_007N%2CP1_008N%2CP1_009N%2CP2_001N%2CP2_002N%2CH1_001N%2CH1_002N&for=place%3A51310&in=state%3A39|website=United States Census Bureau|year=2021|access-date=February 2, 2026|df=mdy}}</ref> ! Race !! Number !! Percent |- | White || 12,908 || 83.8% |- | Black or African American || 792 || 5.1% |- | American Indian and Alaska Native || 38 || 0.2% |- | Asian || 498 || 3.2% |- | Native Hawaiian and Other Pacific Islander || 9 || 0.1% |- | Some other race || 238 || 1.5% |- | Two or more races || 929 || 6.0% |- | ''Hispanic or Latino (of any race)'' || 526 || 3.4% |}

===2010 census=== As of the census<ref name ="wwwcensusgov">{{cite web|title=U.S. Census website|url=https://www.census.gov|publisher=United States Census Bureau|access-date=2013-01-06}}</ref> of 2010, there were 12,442 people, 4,649 households, and 3,481 families living in the city. The population density was {{convert|784.0|PD/sqmi|PD/km2|1}}. There were 4,896 housing units at an average density of {{convert|308.5|/sqmi|/km2|1}}. The racial makeup of the city was 92.6% White, 3.7% African American, 0.2% Native American, 1.7% Asian, 0.7% from other races, and 1.3% from two or more races. Hispanic or Latino of any race were 1.8% of the population.

There were 4,649 households, of which 39.2% had children under the age of 18 living with them, 61.6% were married couples living together, 8.8% had a female householder with no husband present, 4.5% had a male householder with no wife present, and 25.1% were non-families. 21.3% of all households were made up of individuals, and 10.1% had someone living alone who was 65 years of age or older. The average household size was 2.63 and the average family size was 3.07.

The median age in the city was 36.9 years. 27% of residents were under the age of 18; 5.9% were between the ages of 18 and 24; 29.7% were from 25 to 44; 23.1% were from 45 to 64; and 14.3% were 65 years of age or older. The gender makeup of the city was 48.8% male and 51.2% female.

===2000 census=== As of the census<ref name="GR2" /> of 2000, there were 7,133 people, 2,685 households, and 2,040 families living in the city. The population density was {{convert|459.9|PD/sqmi|PD/km2|sp=us|adj=off}}. There were 2,822 housing units at an average density of {{convert|182.0|/sqmi|/km2|sp=us|adj=off}}. The racial makeup of the city was 97.15% White, 1.42% African American, 0.10% Native American, 0.34% Asian, 0.22% from other races, and 0.77% from two or more races. Hispanic or Latino of any race were 0.64% of the population.

There were 2,685 households, out of which 32.4% had children under the age of 18 living with them, 65.1% were married couples living together, 6.9% had a female householder with no husband present, and 24.0% were non-families. 20.3% of all households were made up of individuals, and 9.3% had someone living alone who was 65 years of age or older. The average household size was 2.52 and the average family size was 2.91.

In the city the population was spread out, with 22.8% under the age of 18, 6.5% from 18 to 24, 29.1% from 25 to 44, 22.6% from 45 to 64, and 19.0% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 91.7 males. For every 100 females age 18 and over, there were 88.3 males.

The median income for a household in the city was $56,012, and the median income for a family was $62,528. Males had a median income of $44,864 versus $27,385 for females. The per capita income for the city was $24,735. About 1.0% of families and 1.9% of the population were below the poverty line, including 0.4% of those under age 18 and 2.1% of those age 65 or over. ==Schools and utilities== Most of the city is in the Monroe Local School District with some falling in the Lakota Local School District. Telephone service is provided through the Monroe, Middletown, and Mason exchanges. Mail is delivered through the Monroe, Middletown, and Lebanon post offices. There is both a police station and a fire station on Main St. as well as the fire headquarters on Rt. 4.

==Tourism== * Lux Mundi statue, located at the former site of the King of Kings statue (also known as "Touchdown Jesus" and "Big Butter Jesus") which was struck by lightning in 2010 and destroyed by fire.

==Notable people== * Makala Woods, professional soccer player.

==References== {{Reflist}} * Jim Blount. ''The 1900s: 100 Years In the History of Butler County, Ohio.'' Hamilton, Ohio: Past Present Press, 2000. * Butler County Engineer's Office. ''Butler County Official Transportation Map, 2003''. Fairfield Township, Butler County, Ohio: The Office, 2003. * ''[http://www.rootsweb.com/~ohbutler/cyc/index.html A History and Biographical Cyclopaedia of Butler County, Ohio with Illustrations and Sketches of Its Representative Men and Pioneers]''. Cincinnati, Ohio: Western Biographical Publishing Company, 1882. * Ohio Secretary of State. ''The Ohio municipal and township roster, 2002–2003''. Columbus, Ohio: The Secretary, 2003. * Marcia McCartt. "Images of America; Monroe." Arcadia Publishing, 2009.

==External links== * {{official website}} * [http://www.mainstreetmonroe.com Main Street Monroe] * [http://www.monroeobserver.com Monroe Observer] * [https://web.archive.org/web/20070418082308/http://www.monroeohio.org/info/history.cfm History of Monroe] * [http://monroeohhistoricalsociety.org/ Monroe Historical Society] * [https://web.archive.org/web/20151026080051/http://45050watch.com/ 45050 Watch] {{Butler County, Ohio}} {{Warren County, Ohio}} {{Authority control}}

Category:Cities in Ohio Category:Cities in Butler County, Ohio Category:Cities in Warren County, Ohio Category:1817 establishments in Ohio Category:Populated places in the United States established in 1817