Curtisville is a cdp located in Allegheny County, in the state of Pennsylvania (PA), United States. Nestled in the Middle Atlantic division of the North-east region, it covers an area of 1.4 square miles (4.0 km²) and sits at an elevation of 1120 ft. With a population of approximately 1,173 residents, Curtisville offers a peaceful, rural atmosphere.
The town's population is composed of about 48.25% males and 51.75% females, and it has a population density of 820.28 people per square mile (316.71/km²). Curtisville lies at a latitude of 40.64 and a longitude of -79.85, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (0%), followed by English (11.8%), German (30.3%), and Scotch-Irish (8.6%) heritage. The town is identified by the ZIP code N/A.