Tallahassee ( /ˌtæləˈhæsi/) is the capital of the U.S. state of Florida. It is the county seat and only incorporated municipality in Leon County, and is the 128th largest city in the United States. Tallahassee became the capital of Florida, then the Florida Territory, in 1824. In 2010, the population recorded by the U.S. Census Bureau was 181,376 , and the Tallahassee metropolitan area is 367,413.