Oldsmar, FL -- U.S. city in Florida Population (2000): 11910 Housing Units (2000): 4839 Land area (2000): 8.915529 sq. miles (23.091112 sq. km) Water area (2000): 0.751342 sq. miles (1.945966 sq. km) Total area (2000): 9.666871 sq. miles (25.037078 sq. km) FIPS code: 51350 Located within: Florida (FL), FIPS 12 Location: 28.042061 N, 82.676350 W ZIP Codes (1990): 34677 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Oldsmar, FL Oldsmar