New Hampshire counties
Quick answer
New Hampshire has 10 counties and county equivalents holding 1,387,834 residents. The statewide sales tax base rate is 0% with no local add-ons.
All 10 counties
Ranked by population, Census 2019-2023 ACS 5-year estimates.
| County | Population | Median income | Median home value | Median rent |
|---|---|---|---|---|
| Hillsborough County | 424,732 | $100,436 | $385,500 | $1,532 |
| Rockingham County | 317,163 | $113,927 | $461,400 | $1,619 |
| Merrimack County | 155,018 | $93,944 | $330,600 | $1,293 |
| Strafford County | 131,743 | $86,564 | $332,400 | $1,413 |
| Grafton County | 91,759 | $84,021 | $298,500 | $1,292 |
| Cheshire County | 76,945 | $81,001 | $257,200 | $1,220 |
| Belknap County | 64,300 | $87,983 | $340,000 | $1,184 |
| Carroll County | 51,259 | $82,961 | $348,900 | $1,179 |
| Sullivan County | 43,529 | $75,929 | $236,300 | $1,159 |
| Coos County | 31,386 | $58,439 | $169,600 | $843 |
Source: US Census Bureau, ACS 2019-2023 5-year estimates · rates as published for 2019-2023 ACS 5-year
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