Carrollton is a city in Northwest Georgia, in the foothills of the Appalachian Mountains. It is the county seat of Carroll County, and the largest town in the county, with a population estimated at 23,421 as of 2009 [Source: U.S. Census Bureau]Historically, Carrollton has been a commercial and cultural center for Carroll and neighboring Georgia and Alabama counties, and is the home of the University of West Georgia.