St. Peter's Episcopal Church is a historic Episcopal church at 19 Smith Street in Port Chester, Westchester County, New York. It was built in 1889–1890 and its exterior of bluestone, gray limestone, and brick with a slate roof is in a late Gothic Revival style. It features a large, square clock tower, which also serves as a porte cochere, ten Tiffany grisaille windows, and other Tiffany furniture including the altar rail and brass pulpit. The parish hall was built in the mid to late-1920s and is two and one half stories with a catellated parapet and gable roof. It includes a large auditorium with a raised stage.