Salt Lake -- U.S. County in Utah Population (2000): 898387 Housing Units (2000): 310988 Land area (2000): 737.377863 sq. miles (1909.799816 sq. km) Water area (2000): 70.402164 sq. miles (182.340759 sq. km) Total area (2000): 807.780027 sq. miles (2092.140575 sq. km) Located within: Utah (UT), FIPS 49 Location: 40.655802 N, 111.915566 W Headwords: Salt Lake Salt Lake, UT Salt Lake County Salt Lake County, UT