Jefferson County is a county with a population estimate of 14,490 for 2005. Its county seat is Monticello. The county is 637 square miles and 39 square miles of it is water. It is part of the Tallahassee Metropolitan Statistical Area. Jefferson County is the only county in the state that borders Georgia and the Gulf of Mexico. It is also one of the few counties in the Florida Panhandle that favors the Democratic Party. Jefferson County was created in 1827 and named for Thomas Jefferson. There are many old forts in the county like Fort Roger Jones, Fort Noel, Camp Carter, Fort Welaunee, Fort Gamble, Fort Aucilla, and Fort Wacissa.