Collegeville is a borough in Montgomery County, Pennsylvania, a suburb outside of Philadelphia on Perkiomen Creek. Collegeville was incorporated in 1896. It is the location of Ursinus College, which opened in 1869. The population was 5,089 at the 2010 census.

Montgomery County, colloquially referred to as Montco, is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population of the county was 856,553, making it the third-most populous county in Pennsylvania after Philadelphia and Allegheny counties. The county is part of the Southeast Pennsylvania region of the state.