Coos County
County in New Hampshire
Coös County or Coos County is a county in the U.S. state of New Hampshire. As of the 2020 census, the population was 31,268, making it the least-populated county in the state. The county seat is Lancaster.
Coös County is part of the Berlin, NH–VT... Wikipedia
Population: 31,504 (2022)
Area: 1,830 mi²
County seat: Lancaster
Congressional district: 2nd
Founded: 1803
Largest city: Berlin