The Canton–Massillon Metropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of two counties in Northeast Ohio, anchored by the cities of Canton and Massillon. As of the 2020 census, the MSA had a population of 401,574. The MSA is also part of the Cleveland–Akron–Canton, OH Combined Statistical Area, which had a population of 3,633,962 in 2020, making it the largest CSA in Ohio.

Carroll County is a county located in the state of Ohio. As of the 2020 census, the population was 26,721. Its county seat is Carrollton, while its largest village is Minerva. It is named for Charles Carroll of Carrollton, the last surviving signer of the Declaration of Independence. Carroll County is part of the Canton-Massillon, OH Metropolitan Statistical Area, which is also included in the Cleveland-Akron-Canton, OH Combined Statistical Area. It is in the Appalachian Ohio region.