New Hampshire Property Tax Data

By Kiznis Studio Editorial · May 2026

ACS 2024 property tax data for 10 counties in NH.

The average median property tax in New Hampshire is $5,841/year, which is 193% above the national average of $1,993. The average effective tax rate is 1.72% on a median home value of $349,500. Taxes range from $3,579 in Coos County to $7,839 in Rockingham County.

What This Data Tells Us About New Hampshire

Across 10 counties in New Hampshire, the average median property tax is $5,841 per year, 193% above the national median of $1,993. The statewide effective rate of 1.72% on a median home value of $349,500 reflects how New Hampshire's assessment rules and local millage combine at the household level.

Within New Hampshire, median annual tax ranges from $3,579 in Coos County (effective rate 1.89%) to $7,839 in Rockingham County (effective rate 1.58%). Median home values in New Hampshire ($349,500) compared with $227,791 nationally help explain why the same effective rate produces different dollar bills in different states. Within-state variation often tracks local school levies, county bonds, and municipal overlays rather than a single statewide rate.

This page is for informational purposes only and is not tax, legal, or financial advice. Figures describe median homeowner households reported to the Census Bureau — individual bills can differ based on assessed value, exemptions, special districts, and local overlays. Always confirm current rates with your county assessor or a qualified professional before making decisions that rely on these numbers.

State Average vs National Average

Median Annual Tax

$5,841

+193% vs US avg

Median Home Value

$349,500

+53% vs US avg

Effective Tax Rate

1.72%

+87% vs US avg

Lowest Property Taxes in New Hampshire

Counties with the cheapest tax bills →

Highest Property Taxes in New Hampshire

Counties with the most expensive tax bills →

Top 5 Lowest Tax Counties

Top 5 Highest Tax Counties

1. Rockingham County

$7,839

2. Hillsborough County

Tax Affordability Score

1.8

Very Expensive

Based on the average effective tax rate of 1.72% compared to the national average of 0.92%. New Hampshire has above-average property tax rates, contributing to higher housing costs.

Very Expensive Very Affordable

All Counties in New Hampshire (10)

County	Median Tax	Effective Rate	Home Value	Population
Belknap County	$4,924	1.31%	$374,900	21,097
Carroll County	$3,848	0.99%	$388,900	18,210
Cheshire County	$6,048	2.16%	$280,100	22,264
Coos County	$3,579	1.89%	$188,900	10,396
Grafton County	$5,925	1.72%	$344,500	26,466
Hillsborough County	$6,999	1.66%	$421,100	113,710
Merrimack County	$6,783	1.85%	$367,600	44,754
Rockingham County	$7,839	1.58%	$497,500	100,075
Strafford County	$6,708	1.85%	$362,800	34,950
Sullivan County	$5,756	2.14%	$268,700	12,531

Frequently Asked Questions

What is the average property tax in New Hampshire? ▼

The average median property tax paid in New Hampshire is $5,841 per year, based on ACS 2024 data. The average effective tax rate is 1.72%.

How does New Hampshire compare to the national average? ▼

New Hampshire property taxes are 193% above the national average. Homeowners here pay a median of $5,841 per year compared to $1,993 nationally.

Which county in New Hampshire has the lowest property taxes? ▼

Coos County has the lowest median property tax in New Hampshire at $3,579 per year with an effective rate of 1.89%. The highest is Rockingham County at $7,839.

How are property taxes calculated? ▼

Property taxes are calculated by multiplying the assessed value of a property by the local tax rate (mill rate). Rates vary by county, city, and school district. The effective tax rate shown here is the median tax paid divided by the median home value, which provides a standardized comparison across counties.

What is the median home value in New Hampshire? ▼

The median home value across New Hampshire is $349,500, compared to $227,791 nationally. Home values directly impact property tax bills since taxes are assessed as a percentage of property value.

Can I appeal my property taxes in New Hampshire? ▼

Yes. Every New Hampshire homeowner has the right to appeal their property tax assessment. The process typically starts at your county assessor's office within 30-90 days of receiving your assessment notice. You can challenge the assessed value by providing comparable sales data, evidence of property condition, or errors in the assessment. See our guide on how to appeal property taxes for detailed steps.