Seminole -- U.S. County in Florida Population (2000): 365196 Housing Units (2000): 147079 Land area (2000): 308.203823 sq. miles (798.244204 sq. km) Water area (2000): 36.667319 sq. miles (94.967916 sq. km) Total area (2000): 344.871142 sq. miles (893.212120 sq. km) Located within: Florida (FL), FIPS 12 Location: 28.709909 N, 81.310831 W Headwords: Seminole Seminole, FL Seminole County Seminole County, FL