Coos County on the map of New Hampshire 2024. Cities, roads, borders and directions in Coos County of New Hampshire.

Coos County occupies the northern portion of New Hampshire. The county seat of Coos County is Lancaster. The overall area of the county is about 1,801 square miles. Founded back in 1803, today Coos County counts over 31 thousand inhabitants. The county is named after An Algonquian word meaning Small Pines. This map shows the borders of Coos County as well as neighboring counties, including major highways and natural objecsts as of 2024. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Coos County.