The Church of the Immaculate Conception is a Roman Catholic parish church under the authority of the Roman Catholic Archdiocese of New York, located at 754 Gun Hill Road, Williamsbridge, Bronx, New York City, New York. The parish was established in 1902-1903. The third pastor (appointed in 1906), the Rev. Contantino Cassaneti was chaplain on the public work of the Croton Dam, and had the temporary chapels of St. Michael and St. Mary's erected at Peekskill Quarry, New York, on the suggestion of the contractor and builder J. J. Coleman.