Donnelsville is a village located in Clark 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 950 ft. With a population of approximately 293 residents, Donnelsville offers a peaceful, rural atmosphere.
The town's population is composed of about 51.88% males and 48.12% females, and it has a population density of 751.28 people per square mile (290.07/km²). Donnelsville lies at a latitude of 39.92 and a longitude of -83.95, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (10.9%), followed by English (7.2%), German (12.6%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code N/A.