New Hampshire Counties

Belknap County sits in the heart of New Hampshire’s Lakes Region. It’s home to Lake Winnipesaukee, the state’s largest lake.

Carroll County is in the eastern part of New Hampshire, bordering Maine. It’s a place where the White Mountains meet pristine lakes.

Cheshire County sits in the southwest corner of New Hampshire, right up against Vermont and Massachusetts. Keene is the county seat.

Coos County lies up in the northernmost reaches of New Hampshire, bordering Canada, Vermont, and Maine. It has vast wilderness.

Sullivan County lies in western New Hampshire, bordering Vermont along the Connecticut River. Claremont is the largest city here.

Strafford County is in eastern New Hampshire, bordering Maine. Dover is the oldest permanent settlement in the state and is the county seat.

Rockingham County covers the southeastern corner of New Hampshire, stretching from the Atlantic coast to the outskirts of Manchester.

Merrimack County sits right in the heart of New Hampshire, stretching from the capital city of Concord to the Lakes Region.

Southern New Hampshire is home to Hillsborough County, the most populous in the state. Manchester is the largest city.

Grafton County stretches across west-central New Hampshire, from the Connecticut River to the White Mountains. Haverhill is the county seat.