Collegeville is a borough in Montgomery County, Pennsylvania, 30 miles (48 km) northwest of Philadelphia on the Perkiomen Creek. Collegeville was incorporated in 1896. It is the seat of Ursinus College, opened in 1869. The population was 5,089 at the 2010 census.
Collegeville is located at 40°11′8″N 75°27′30″W / 40.18556°N 75.45833°W / 40.18556; -75.45833 (40.185554, -75.458273).
According to the United States Census Bureau, the borough has a total area of 1.6 square miles (4.2 km²), of which, 1.6 square miles (4.0 km²) of it is land and 0.1 square miles (0.2 km²) of it (3.70%) is water.