New Hampshire property tax calculator
Estimate your New Hampshire property tax by county. The statewide average effective rate is 1.50%, #5 of 51 among states and DC. Pick your county below for a closer number.
Pick your state and county and enter your home value. Your estimate shows up here.
An estimate, not a tax bill. Effective rates are county medians of taxes paid divided by home value (Tax Foundation 2025, ACS 2020-2024). Your bill depends on your exemptions, school district and local levies.
New Hampshire property tax rates by county
Effective rate = median property tax paid divided by median home value, owner-occupied homes. Counties with a link have a Grove Hopper appeal guide with the deadline and forms.
| County | Rate | Median tax | Median home |
|---|---|---|---|
| Belknap County | 1.21% | $4,924 | $374,900 |
| Carroll County | 0.87% | $3,848 | $388,900 |
| Cheshire County | 1.87% | $6,048 | $280,100 |
| Coos County | 1.64% | $3,579 | $188,900 |
| Grafton County | 1.52% | $5,925 | $344,500 |
| Hillsborough County | 1.62% | $6,999 | $421,100 |
| Merrimack County | 1.80% | $6,783 | $367,600 |
| Rockingham County | 1.34% | $7,839 | $497,500 |
| Strafford County | 1.76% | $6,708 | $362,800 |
| Sullivan County | 1.77% | $5,756 | $268,700 |
New Hampshire property tax FAQs
What is the average property tax rate in New Hampshire?
New Hampshire's average effective property tax rate is 1.50% of home value, which ranks #5 of 51 among the states and DC (#1 is highest). Source: Tax Foundation 2025 (ACS 2020-2024 median taxes paid / median home value).
How much is property tax on a $400,000 home in New Hampshire?
At the New Hampshire average of 1.50%, about $6,000 a year. By county it ranges from about $3,480 in Carroll County (0.87%) to about $7,480 in Cheshire County (1.87%).
Which New Hampshire county has the highest property tax rate?
Cheshire County has the highest average effective rate in the dataset at 1.87%. Carroll County has the lowest at 0.87%. Source: Tax Foundation 2025 (ACS 2020-2024 median taxes paid / median home value).
How can I lower my New Hampshire property tax bill?
The main lever is your assessed value. If it is higher than what similar nearby homes sell for, you can appeal it, and also check whether you qualify for exemptions. Appeals are filed by the homeowner with the county or local board, and deadlines vary by county.
Appealing in New Hampshire? See the New Hampshire county appeal guides →
Source: Tax Foundation 2025 (ACS 2020-2024 median taxes paid / median home value), taxfoundation.org. Estimates are not tax bills. Grove Hopper is a research tool with reminders and document preparation, not attorneys, accountants or a tax firm.