Of 10 counties in the White Mountain State, Coos County is first in terms of its size (1,830 square miles). Coos County is in the North New Hampshire region. The total value of nearly 3,000 acres of undeveloped land recently listed for sale in Coos County, New Hampshire, was almost $25 million. The average price of undeveloped acreage for sale in Coos County was $222,833. Some suggested uses for undeveloped land currently for sale in Coos County include for commercial, hunting/fishing, and homestead use. Some common wildlife species to be found on undeveloped land for sale in Coos County include ducks, grouse, whitetail deer, bear, moose and turkey. Current commercial applications for commercial property for sale in Coos County include for commercial, hunting/fishing and homestead use. Browse all New Hampshire undeveloped acreage for sale on the Land Network to find your next commercial property or land investment.