Thornville is a village located in Perry County, in the state of Ohio (OH), United States. Nestled in the East North Central division of the Midwest region, it covers an area of 0.4 square miles (1.0 km²) and sits at an elevation of 980 ft. With a population of approximately 731 residents, Thornville offers a peaceful, rural atmosphere.
The town's population is composed of about 49.66% males and 50.34% females, and it has a population density of 700.00 people per square mile (656.37/km²). Thornville lies at a latitude of 39.9 and a longitude of -82.42, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (5.2%), followed by English (9%), German (38.2%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 43076.