Holtville, CA -- U.S. city in California Population (2000): 5612 Housing Units (2000): 1617 Land area (2000): 1.140463 sq. miles (2.953785 sq. km) Water area (2000): 0.001931 sq. miles (0.005000 sq. km) Total area (2000): 1.142394 sq. miles (2.958785 sq. km) FIPS code: 34246 Located within: California (CA), FIPS 06 Location: 32.811885 N, 115.379512 W ZIP Codes (1990): 92250 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Holtville, CA Holtville