Collegeville is a census-designated place (CDP) in Jasper County, Indiana, United States.

[5] Collegeville is home[6] to the now-unaccredited Saint Joseph's College, the source of the town's name.

U.S. Route 231 (South College Avenue) forms the eastern edge of the community.

According to the United States Census Bureau, the CDP has a total area of 1.13 square miles (2.93 km2), all land.

16.7% of all households were made up of individuals, and 10.7% had someone living alone who was 65 years of age or older.