The St. Aloysius Catholic Church[2] is a Catholic parish in the Archdiocese of New York, located at 209-217 West 132nd Street between Adam Clayton Powell Jr. Boulevard and Frederick Douglass Boulevard in the Harlem neighborhood of Manhattan, New York City.

[6] The congregation was originally primarily German, Irish and Italian immigrants and their families.

[3] The current congregation is primarily African American, and gospel music is utilized in the services.

"[7] Sculpted reliefs on the depict Christ, the Holy Family and two angels.

[3] The overall design compares favorably to Renwick's All Saints Church on East 129th Street,[4] and may have been inspired by Renwick's travels in Italy before joining his uncle's firm.