Button Island (Massachusetts)

Button Island is a small island in the Hingham Bay area of the Boston Harbor Islands National Recreation Area. It is part of the Town of Hingham. The island has a permanent size of under 1-acre (4,000 m²), plus an intertidal zone of a further 116 acres (0.47 km²). It is composed of a massing of glacial till which rises to a height of 10 feet (3.0 m) above sea level. The island is managed by the town of Hingham, and access is by private boat only.

Map of Button Island, Hingham, MA 02043, USA

The island is notable for a large oak tree, which together with several smaller oaks, cedars, and sumac cover the island. Shrub species such as bayberry and dewberry can also be found. Grasses and sea-lavender populate the inter-tidal zone.