Robertsville is an unincorporated community and census-designated place in western Paris Township, Stark County, Ohio, United States. It has a post office with the ZIP code 44670. It lies along U.S. Route 30 between East Canton and Minerva and is in the Minerva Local School District. The community is part of the Canton–Massillon Metropolitan Statistical Area. The population was 293 at the 2020 census.