New Hampshire County Map, List of Counties in New Hampshire with Seats

The U.S. state of New Hampshire is divided into 10 Counties. Explore the New Hampshire County Map, all Counties list along with their County Seats in alphabetical order and their population, areas and the date of formation.

New Hampshire County Map

New Hampshire County Map About New Hampshire County Map: The map showing the county boundary, all counties boundary, state capital and neighbouring states.
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  • About Counties of New Hampshire

    The U.S. state of New Hampshire has 10 Counties. This is list of New Hampshire Counties and County Seats in alphabetical order along with check their population, areas and the date of formation.

    List of Counties in New Hampshire with County Seats

    S.NCountyCounty SeatPopulationArea Formed
    1Belknap CountyLaconia60,641401 sq mi1840
    2Carroll CountyOssipee47,285934 sq mi1840
    3Cheshire CountyKeene75,909708 sq mi1769
    4Coos CountyLancaster31,2121,801 sq mi1803
    5Grafton CountyNorth Haverhill89,3201,714 sq mi1769
    6Hillsborough CountyManchester406,678876 sq mi1769
    7Merrimack CountyConcord147,994934 sq mi1823
    8Rockingham CountyBrentwood301,777695 sq mi1769
    9Strafford CountyDover126,825369 sq mi1769
    10Sullivan CountyNewport42,967537 sq mi1827
    Edited by: Vijay Kanth | Updated: September 22, 2021