Adams -- U.S. County in Colorado Population (2000): 363857 Housing Units (2000): 132594 Land area (2000): 1191.929807 sq. miles (3087.083897 sq. km) Water area (2000): 5.777985 sq. miles (14.964913 sq. km) Total area (2000): 1197.707792 sq. miles (3102.048810 sq. km) Located within: Colorado (CO), FIPS 08 Location: 39.866716 N, 104.869954 W Headwords: Adams Adams, CO Adams County Adams County, CO