Colquitt is a city and the county seat of Miller County, in the southwestern portion of the U.S. state of Georgia. The population was 2,001 at the 2020 census. Colquitt has been the county seat of Miller County since Miller County was incorporated by the Georgia Legislature in 1856. The city formally incorporated on December 19, 1860, and is Miller County's only incorporated municipality. Colquitt is named for U.S. Congressman and Senator Walter Terry Colquitt.