Hartville is a village in northern Stark County, Ohio, United States. The population was 3,329 at the 2020 census. It is part of the Canton–Massillon metropolitan area. Hartville lies halfway between Akron and Canton at the intersection of State Routes 43 and 619.

Stark County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 374,853. Its county seat is Canton. The county was created in 1808 and organized the next year. It is named for John Stark, an officer in the American Revolutionary War.