About Hamilton City, California
Hamilton City (formerly, Hamilton) is a census-designated place (CDP) in Glenn County, California, United States. The population was 1,759 at the 2010 census, down from 1,903 at the 2000 census. Hamilton City is located 9.5 miles (15 km) east of Orland, and 10 miles west of Chico at an elevation of 151 feet (46 m). The default numbers used for wired telephones in Hamilton City are (530) 826-xxxx. The postal ZIP Code is 95951.