About This Place
Clintonville is a borough in Venango County, Pennsylvania, United States. The population was 528 at the 2000 census.
Clintonville is located at 41°11′58″N 79°52′28″W / 41.19944°N 79.87444°W / 41.19944; -79.87444 (41.199578, -79.874360).
According to the United States Census Bureau, the borough has a total area of 1.1 square miles (3.0 km²), all of it land.