Gallops Island, also known as Gallups Island, is an island in the Boston Harbor Islands National Recreation Area, situated between Georges Island and Long Island and just over 6 miles (9.7 km) from downtown Boston. The island has a permanent size of 23 acres (93,000 m²), plus an intertidal zone of a further 28 acres (110,000 m²), and is composed of one large drumlin, reaching an elevation of 79 feet (24 m) above sea level. The island has a rocky beach and offers long vistas from the top of its grassy bluffs.