LaGrange is a city in Troup County, Georgia, United States. It is named after the country estate near Paris of the Marquis de La Fayette, who visited the area in 1825. The population was 25,998 at the 2000 census. It is the principal city of and is included in the LaGrange, Georgia Micropolitan Statistical Area, which is included in the Atlanta-Sandy Springs-Gainesville, Georgia-Alabama (part) Combined Statistical Area. LaGrange has been the county seat of Troup County since December 16, 1828 and is home to LaGrange College, the oldest private college in the state. Its proximity to West Point Lake, a few miles to the west, makes it a tourist destination for bass fishermen.