Eureka, UT -- U.S. city in Utah Population (2000): 766 Housing Units (2000): 342 Land area (2000): 1.469006 sq. miles (3.804709 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.469006 sq. miles (3.804709 sq. km) FIPS code: 24080 Located within: Utah (UT), FIPS 49 Location: 39.954974 N, 112.116364 W ZIP Codes (1990): 84628 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Eureka, UT Eureka