New Hampshire Counties Map

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Hover/click a county for data.

Name 2022 Population Growth Since 2010 Land Area (mi²) Density (mi²)
Belknap County61,7772.79%400.23154.36
Carroll County49,3783.25%931.0753.03
Cheshire County76,637-0.55%706.71108.44
Coos County31,794-3.57%1,794.6917.72
Grafton County90,4411.47%1,708.8652.92
Hillsborough County424,2105.77%876.20484.15
Merrimack County153,6144.94%934.13164.45
Rockingham County314,2156.41%694.88452.19
Strafford County133,1418.07%368.88360.93
Sullivan County43,242-1.15%537.3080.48

Counties in New Hampshire

  1. New Hampshire State Data Center
  2. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  3. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  4. American Community Survey (2009 - 2013)
  5. Census QuickFacts
  6. Historical Populations of States and Counties (1790 - 1990)

Sources