Property Tax in New Hampshire by County
The typical New Hampshire homeowner pays $6,505 per year in property taxes, with a median home value of $367,200 (US Census Bureau, American Community Survey (ACS) 5-year estimates, 2023). This page lists the same figures for each of the state's 10 counties with published Census data. That state median is about 119% higher than the US median of $2,969.
The extremes inside New Hampshire are far apart: Rockingham County, NH records the state's highest median bill at $7,512, while Coos County, NH records the lowest at $3,511. Home values explain much of that distance, with local district rates explaining the rest.
Looking across the state, 10 of 10 counties with published data have a median tax bill above the US median of $2,969. The middle county figure in New Hampshire — the median of the county medians — is $5,968, and county medians range from $3,511 in Coos County to $7,512 in Rockingham County, a spread that shows how local the tax burden is even within one state.
Population and land tell different stories in New Hampshire: Hillsborough County leads on population (424,732), whereas Coos County leads on land area (1,795 square miles). Find both in the county table to see how their tax bills compare.
Where people live in New Hampshire: Hillsborough County leads with 424,732 residents (median tax $6,791, median home $385,500), followed by Rockingham County (317,163; $7,512 on $461,400) and Merrimack County (155,018; $6,617 on $330,600).
New Hampshire counties: median property tax
| County | Median tax paid | Median home value | Derived rate* | Population |
|---|---|---|---|---|
| Rockingham County, NH | $7,512 | $461,400 | 1.63% | 317,163 |
| Hillsborough County, NH | $6,791 | $385,500 | 1.76% | 424,732 |
| Merrimack County, NH | $6,617 | $330,600 | 2.00% | 155,018 |
| Strafford County, NH | $6,582 | $332,400 | 1.98% | 131,743 |
| Cheshire County, NH | $5,968 | $257,200 | 2.32% | 76,945 |
| Grafton County, NH | $5,624 | $298,500 | 1.88% | 91,759 |
| Sullivan County, NH | $5,616 | $236,300 | 2.38% | 43,529 |
| Belknap County, NH | $4,897 | $340,000 | 1.44% | 64,300 |
| Carroll County, NH | $3,685 | $348,900 | 1.06% | 51,259 |
| Coos County, NH | $3,511 | $169,600 | 2.07% | 31,386 |
*Derived rate = median taxes paid ÷ median home value — an estimate from two survey medians, not an official rate. Counties in bold detail pages are linked; all figures: US Census Bureau, American Community Survey (ACS) 5-year estimates, 2023.
How assessment and appeals work in New Hampshire
The mechanics in New Hampshire follow the standard American pattern. A local assessor — generally a county office — estimates market value. Taxable value is what remains after exemptions. Each overlapping district (county, municipality, schools, and any special districts) applies its own rate, and the sum of those rates produces the bill the county collects.
Owners who think a property has been overvalued can appeal, first informally with the assessor and then formally to the review body named on the assessment notice. The strongest appeals rest on evidence: mistakes on the property record card, or sale prices of comparable homes that came in below the assessed value. Because filing windows are brief, check the deadline on your notice as soon as it arrives.
Statewide medians hide wide local variation, and New Hampshire is no exception: bills depend on where in the state a home sits and which districts tax it. Use this page to place a county in context, then verify the specifics for any single property with the county assessor.
Frequently asked questions
What is the median property tax in New Hampshire?
The median real estate tax paid in New Hampshire is $6,505 per year, on a median home value of $367,200 (US Census Bureau, American Community Survey (ACS) 5-year estimates, 2023).
Which New Hampshire county has the highest property taxes?
Among counties with published Census data, Rockingham County has the highest median real estate taxes paid at $7,512 per year.
Which New Hampshire county has the lowest property taxes?
Among counties with published Census data, Coos County has the lowest median real estate taxes paid at $3,511 per year.
How do I appeal a property tax assessment in New Hampshire?
Assessments in New Hampshire are handled locally, usually by the county assessor or an equivalent local office. If you believe your assessed value is too high, request your property record card, check it for errors, and file an appeal with the local board named on your assessment notice before the deadline printed on that notice — appeal windows are short, often 30 to 90 days.