'''Decatur''' commonly refers to: * Decatur, Alabama, the county seat of Morgan County ** Decatur metropolitan area, Alabama, the largest metro area with the name Decatur * Decatur, Illinois, the county seat of Macon County and largest city with the name Decatur ** Lake Decatur, a reservoir in the city
'''Decatur''' may also refer to a number of places, streets, military establishments, schools, and others mostly named after Stephen Decatur:
== Places == * Decatur, Arkansas, a city * Decatur, Georgia, the county seat of DeKalb County * Decatur, Indiana, the county seat of Adams County * Decatur City, Iowa, a city in Decatur County * Decatur, Kentucky, an unincorporated community in Russell County * Decatur, Michigan, a village * Decatur, Mississippi, the county seat of Newton County * Decatur, Missouri, a ghost town * Decatur, Nebraska, a village * Decatur, New York, a town * Decatur, Ohio, an unincorporated community * Decatur, Tennessee, the county seat of Meigs County * Decatur, Texas, the county seat of Wise County * Decatur, Washington, an unincorporated community * Decatur, Wisconsin, a town * Decatur County (disambiguation) * Decatur Township (disambiguation) * Decatur Island, one of the San Juan Islands in Washington state
==Transportation== * Decatur Boulevard, Las Vegas, Nevada, a north–south thoroughfare * Decatur Highway, U.S. Route 31 in Alabama between Decatur and Birmingham * Decatur Street (disambiguation) * Decatur (MARTA station), a railroad station in Decatur, Georgia
==Military uses== * USS ''Decatur'', several ships of the U.S. Navy * ''Decatur'' (1813 ship), an American privateer of the War of 1812 * Fort Decatur, a fort in New York during the War of 1812
== Other uses == * Decatur (name), a list of people with either the surname or given name * 34351 Decatur, an asteroid * Decatur High School (disambiguation) * Arizona Charlie's Decatur, a casino hotel in Las Vegas * "Decatur Psalm", a song from the 1996 album ''ATLiens'' by Outkast * "Decatur", a song from the 2023 album ''Since I Have a Lover'' by 6lack * "Decatur", a song from the 1992 album ''Headsparks'' by Seam * "Decatur, or, Round of Applause for Your Step Mother!", a song from the 2005 album ''Illinois'' by Sufjan Stevens
==See also== * Decatur Subdivision, a former railroad line in Illinois and Indiana * {{intitle|Decatur}}
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