Heath is a city in Licking County, Ohio, United States. The population was 10,310 at the 2010 census. In 1986 it became the home of the first and only indoor shopping mall in Licking County, Indian Mound Mall. By this time population growth had slowed, to a total of 7,231 by 1990. Despite the large population growth on the western edge of Licking County, Heath remains the third largest municipality in the county, and one of only three cities. Heath was host to Newark Air Force Base, the seat of United States Air Force metrology. Currently, this function is served by AFMETCAL and the contractor-driven Air Force Primary Standards Lab. Heath has four schools in their school district; Heath City Schools. Heath City Schools has also had one (1) former middle school. Heath also has two private schools. They are not affiliated with the Heath City Schools.