The Estabrook Woods is a wild tract of more than 1,200 acres (4.9 km²) of woodland, hills, ledge, and swamp two miles (3 km) north of the Town of Concord. It is the largest contiguous and undeveloped woodland within thirty miles of Boston. However, the woods have a history of human disturbance dating back to the Algonquian Native Americans who used controlled burning to clear tracts of land. Later, colonists cleared much of Estabrook for agriculture and pastures, although vegetation has since rejuvenated. The Woods are named for the Estabrook family, prominent in the area since colonial times. The first Estabrook in the area, Capt.