Coös County, New Hampshire Genealogy

History and Tidbits
Coos County was created with northern portion from Grafton County 24 December 1803, organized at Berlin as the county seat. The name Coos may derive from an Algonquian Indian word meaning crooked, in reference to a bend in the Connecticut River. The seat was moved to Town of Lancaster.

Cities
Berlin

Towns
Carroll | Clarksville |Colebrook |Columbia |Dalton |Dixville Notch |Dummer |Errol |Gorham | Jefferson |Lancaster |Milan | Millsfield | Northumberland | Pittsburg |Randolph |Shelburne | Stark | Stewartstown | Stratford |Whitefield

Unicorporated Communities and Towns
Atkinson and Gilmanton Academy Grant | Bean's Grant | Bean's Purchase | Cambridge | Chandler's Purchase | Crawford's Purchase | Cutt's Grant | Dix's Grant | Dixville | Erving's Location | Green's Grant | Hadley's Purchase | Hale's Location | Kilkenny | Livermore | Low and Burbank's Grant | Martin's Location | Millsfield | Odell | Pinkham's Grant | Sargent's Purchase | Second College Grant | Success | Thompson and Meserve's Purchase | Wentworth's Location

Census
In the 1810 Federal Census there were 3,991 residents; by 1870 there were nearly 15,000, The estimated population in 2004 was 33,511.

Genealogy and History Websites
Portal:New Hampshire