Yreka, CA -- U.S. city in California Population (2000): 7290 Housing Units (2000): 3303 Land area (2000): 9.975132 sq. miles (25.835471 sq. km) Water area (2000): 0.066802 sq. miles (0.173016 sq. km) Total area (2000): 10.041934 sq. miles (26.008487 sq. km) FIPS code: 86944 Located within: California (CA), FIPS 06 Location: 41.726617 N, 122.637568 W ZIP Codes (1990): 96097 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Yreka, CA Yreka