Sullivan County property tax
Homeowners in Sullivan County, New Hampshire typically pay about 2.14% of their home's value in property tax each year — a median bill of $5,756 on a median home value of $268,700.
Typical effective rate
2.14%
higher than 2% of U.S. counties
Median tax paid
$5,756
per year
Median home value
$268,700
In NH
#2
of 10 ranked counties
At a glance
- Effective rate 2.14% — 129% higher than the U.S. median of 0.94%, and 29% higher than the New Hampshire median of 1.66%.
- With vs. without a mortgage — median tax $5,869 for mortgaged homes, $5,611 for homes owned outright.
- State ranking — 2nd highest effective rate of 10 ranked New Hampshire counties; nationally it sits around the 98th percentile.
Estimate a bill for Sullivan County
Apply this county's typical effective rate (2.14%) to a home value of your choice.
Frequently asked questions
What is the property tax rate in Sullivan County, NH?
The typical effective property-tax rate in Sullivan County is 2.14% of a home's value per year, based on median taxes paid ($5,756) divided by the median home value ($268,700) in the Census ACS 2020–2024 5-year estimates. This is a typical burden for comparison, not a statutory mill rate.
How much is property tax on a typical home in Sullivan County?
The median owner-occupied home in Sullivan County is valued at $268,700, and the median real estate tax paid is $5,756 per year. Homes with a mortgage have a median tax of $5,869, versus $5,611 for homes without one.
How does Sullivan County compare to the rest of New Hampshire?
Sullivan County's effective rate is 29% higher than the New Hampshire median, ranking 2nd of 10 ranked counties in the state.
Compare nearby New Hampshire counties
Counties ranked closest to Sullivan County by in-state effective rate. Open the comparison tool or see all New Hampshire counties.
| In-state | County | Effective rate | Median tax |
|---|---|---|---|
| 1 | Cheshire County | 2.16% | $6,048 |
| 3 | Coos County | 1.89% | $3,579 |
| 4 | Strafford County | 1.85% | $6,708 |
| 5 | Merrimack County | 1.85% | $6,783 |
| 6 | Grafton County | 1.72% | $5,925 |
| 7 | Hillsborough County | 1.66% | $6,999 |
Official data & resources for Sullivan County
- Sullivan County Census profile (data.census.gov) — housing, value and tax figures for this county.
- Table B25103 for Sullivan County — median real estate taxes paid (the source for the tax figures above).
- Table B25077 for Sullivan County — median home value.
- Federal forms & is property tax deductible? — IRS Pub 530, Schedule A and the SALT cap, plus your state tax agency.
Finding your exact bill
Your county or municipal assessor (sometimes called the appraisal district, property appraiser, or tax collector) sets the assessed value and the exact millage that produces your bill. Search for "[county name] [state] assessor" or "property tax" on an official .gov site.
Figures on this page are Census survey medians for the whole county (2020–2024 5-year), not an assessment of any individual property. Rates, exemptions and assessment practices vary by municipality and school district within a county.