Crowell House is a historic home located at Sea Cliff in Nassau County, New York. It was built in 1871 and is a 1+1⁄2-story, rectangular building with 12-inch poured concrete walls and a mansard roof in the Second Empire style. It features a 2+1⁄2-story square tower with a tent roof. It was listed on the National Register of Historic Places in 1988.