LaGrange is a city and the county seat of Troup County, Georgia, United States. The population of the city was estimated to be 30,452 in 2013 by the U.S. Census Bureau. It is the principal city of the LaGrange, Georgia Micropolitan Statistical Area, which is included in the Atlanta-Sandy Springs-Gainesville, Georgia-Alabama Combined Statistical Area. It is about 60 miles southwest of Atlanta and located in the foothills of the Georgia Piedmont.LaGrange is home to LaGrange College, the oldest private college in the state. Started as a girls' academy, it has been affiliated since the late 19th century with the Methodist Church, and what is now the North Georgia Conference of the United Methodist Church. The city's proximity to West Point Lake, a few miles to the west, helps attract bass fishermen and water sports enthusiasts to the city.The Troup County Courthouse, Annex, and Jail, built in 1939, is one of LaGrange's properties that is listed on the National Register of Historic Places.