Sullivan County, New Hampshire

Sullivan County, New Hampshire, had an estimated population of 43,961 in 2025 across 1,393 km². The figures below come from the US Census Bureau's population estimates and the American Community Survey, each shown with its own vintage and its rank among New Hampshire's counties and nationally.

Population
43,961
2025 estimate
Area
1,393 km²
Density
32
per km²
Median income
$80,858
household, ACS 2024
Median age
47
years, ACS 2024
How New Hampshire's counties spread
Amenities & Infrastructure
IndicatorValue
Households with Broadband202487.1%
Median Gross Rent2024$1,211
Median Home Value2024$268,700
Owner-Occupied Homes202475.4%
Vacant Homes202424.3%
Demography
IndicatorValue
Aged 65 and Over202423.5%
American Indian & Alaska Native20240.0%
Asian, non-Hispanic20240.3%
Average Household Size2024people2.6
Black, non-Hispanic20240.7%
Foreign-Born20242.1%
Hispanic or Latino20242.1%
Median Age2024years47
Sex Ratio2024per 1,000 males984
Speak a Language Other Than English20241.8%
Under 18202417.7%
Veterans202410.1%
White, non-Hispanic202491.4%
Economy
IndicatorValue
Below Poverty Line202410.1%
Households on SNAP20248.3%
Income Inequality2024index0.461
Median Household Income2024$80,858
Per Capita Income2024$44,514
Unemployment Rate20243.1%
Education
IndicatorValue
Bachelor's Degree or Higher202430.3%
High School or Higher202492.1%
Health Coverage
IndicatorValue
No Health Insurance20246.0%
With a Disability202416.5%
Population & Density
IndicatorValue
Population202543,961
Population Density2025/km²32
Work & Commute
IndicatorValue
Commute by Public Transit20240.1%
Households with No Vehicle20245.3%
Mean Commute Time2024minutes26.1
Work from Home202410.2%
Compare Sullivan County against every other county on a map, add layers and run a scatter — open the atlas. Sources and vintages for every figure on this page are listed under datasets, or browse all 3,144 counties.