There are 3 US Post Offices in Troup County serving a total of 39,179 residents equating to 13,060 residents per post office. It's estimated that approximately 62,534 packages are handled across the 3 county post offices annually. Troup County is a county located in the west central portion of the U.S. state of Georgia. As of the 2010 census, the population was 67,044. The county seat is LaGrange. Troup County comprises the LaGrange, GA Micropolitan Statistical Area, which is also included in the Atlanta-Athens-Clarke County-Sandy Springs, GA Combined Statistical Area."