Richfield, MN -- U.S. city in Minnesota Population (2000): 34439 Housing Units (2000): 15357 Land area (2000): 6.896149 sq. miles (17.860943 sq. km) Water area (2000): 0.177789 sq. miles (0.460472 sq. km) Total area (2000): 7.073938 sq. miles (18.321415 sq. km) FIPS code: 54214 Located within: Minnesota (MN), FIPS 27 Location: 44.877164 N, 93.281248 W ZIP Codes (1990): 55423 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Richfield, MN Richfield