Gypsum, CO -- U.S. town in Colorado Population (2000): 3654 Housing Units (2000): 1210 Land area (2000): 3.680365 sq. miles (9.532101 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 3.680365 sq. miles (9.532101 sq. km) FIPS code: 33695 Located within: Colorado (CO), FIPS 08 Location: 39.644499 N, 106.940232 W ZIP Codes (1990): 81637 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Gypsum, CO Gypsum