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COUNTY

Sullivan County

New Hampshire · 43,961 residents (2025 est.) · 537.876 sq mi
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The short version

Sullivan County has roughly average household income, with a median household income of $80,858. Population has held roughly steady since 2000. Median home value has roughly tripled since 2000, reaching $268,700. With a median age of 47.0, the population is older than the US median of 38.9. It ranks in the top 5% of US counties for household income.

At a glance
Average income
near the US median
US median: $82,259
Older
median age 47.0
US median: 38.9
Average education
30% hold a bachelor's degree
US average: 36%
Less affordable
home values up 65%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
43,715
+8%since 2000
from 40,458 in 2000
1990 – 2025
Population density
81 / sq mi
+3%since 2009
from 79 / sq mi in 2009
US average: 281
Median age
47.0
+18%since 2000
from 40.0 in 2000
US average: 38.9

PEP 2025 EST:43,961 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
38K40K41K43K44K1990201020202024Sullivan County
202444K
1990201020202024
Age distribution, 2024
Under 54.4%(1,923)
US avg: 5.6%
5 to 95.3%(2,317)
US avg: 6%
10 to 144.6%(1,998)
US avg: 6.4%
15 to 195.6%(2,434)
US avg: 6.6%
20 to 244.5%(1,948)
US avg: 6.5%
25 to 3411.8%(5,143)
US avg: 13.7%
35 to 4411.5%(5,035)
US avg: 13.2%
45 to 5412.6%(5,519)
US avg: 12.2%
55 to 6416.3%(7,110)
US avg: 12.7%
65 to 7414.3%(6,252)
US avg: 10.2%
75 to 846.6%(2,867)
US avg: 5.1%
85 and over2.7%(1,169)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$80,858
+8%inflation adjusted, since 2000
from $40,938 in 2000
US average: $82,259
1990 – 2024
Per capita income
$44,514
+109%since 2000
from $21,319 in 2000
US average: $44,673
Households earning $100K+
52.8%
+24.6 ptssince 2009
from 28.1% in 2009
US average: 53.3%
Poverty rate
10.1%
+1.7 ptssince 2000
from 8.5% in 2000
US average: 12.5%
Income inequality (Gini)
0.461
+13%since 2010
from 0.407 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade14.7%
US avg: 9.9%
Information13%
US avg: 10.8%
Wholesale trade6%
US avg: 6.9%
Finance & insurance4.3%
US avg: 5.9%
Professional, scientific, technical3.5%
US avg: 5.1%
Other services3.4%
US avg: 6.7%
Arts, entertainment, food2.9%
US avg: 1.9%
Transportation & warehousing2.7%
US avg: 2.2%
Public administration2.4%
US avg: 4.8%
Agriculture, forestry, fishing1.2%
US avg: 1.6%
Construction1.1%
US avg: 1.2%
Education & health services0.8%
US avg: 0.9%
Manufacturing0.1%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$268,700
+65%inflation adjusted, since 2000
from $89,600 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,211
+24%inflation adjusted, since 2000
from $537 in 2000
US average: $1,442
Owner-occupied
75.4%
+3.4 ptssince 2000
from 72.0% in 2000
24.6% rent
Vacancy rate
24.3%
+7.2 ptssince 2009
from 17.1% in 2009
US average: 10.0%
Owner cost-burdened
24.1%
−7.8 ptssince 2009
from 31.9% in 2009
US average: 22.9%
Renter cost-burdened
51.1%
+8.5 ptssince 2009
from 42.6% in 2009
US average: 47.4%
Afford Score
3.3
−8%since 2009
from 3.6 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
40
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Sullivan County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic97.6%(39,482)
Black0.2%(93)
Hispanic / Latino0.5%(221)
Asian0.4%(150)
Other0%
2024
White, non-Hispanic91.4%(39,974)
Black0.7%(309)
Hispanic / Latino2.1%(911)
Asian0.3%(125)
Other5.5%(2,396)
Diversity Score
20
+143%since 2009
from 8 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Segregation Score
17
−11%since 2020
from 19 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican0.5%(233)
Cuban0.3%(117)
Peruvian0.1%(57)
Dominican0.1%(23)
Asian origin
Chinese0.1%(36)
Filipino0.1%(28)
Korean0%(21)
Japanese0%(18)
Pacific Islander origin
Ancestry
English22.7%(9,925)
Irish13.1%(5,744)
French12.7%(5,566)
German7.2%(3,159)
French Canadian7.2%(3,135)
American6.2%(2,712)
Italian5.8%(2,528)
Scottish5.5%(2,404)
Polish2.7%(1,159)
Swedish2.1%(907)
Scotch-Irish1.6%(687)
Dutch1.1%(463)
+ 34 more ancestry groups with data
Russian0.8%(361)
Norwegian0.8%(345)
Finnish0.8%(338)
British0.7%(314)
Greek0.7%(309)
Portuguese0.5%(238)
Canadian0.5%(204)
Danish0.4%(192)
West Indian0.4%(185)
Welsh0.4%(180)
Jamaican0.4%(166)
Arab0.3%(110)
Ukrainian0.2%(105)
Lithuanian0.2%(102)
Czech0.2%(79)
Austrian0.2%(68)
Hungarian0.1%(53)
Swiss0.1%(50)
Lebanese0.1%(36)
Armenian0.1%(34)
Haitian0%(19)
Latvian0%(15)
Slovak0%(14)
Egyptian0%(13)
Romanian0%(13)
Turkish0%(11)
Belgian0%(7)
RANKED:Largest English population · Largest Irish population · Largest French population · Largest German population · Largest French Canadian population
Section 05

Education

Bachelor's degree or higher
30.3%
+10.6 ptssince 2000
from 19.7% in 2000
US average: 35.6%
High school or higher
92.1%
+9.1 ptssince 2000
from 83.0% in 2000
US average: 89.6%
Graduate degree
11.5%
+4.2 ptssince 2000
from 7.3% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
26.1 min
+70%since 2000
from 15.3 min in 2000
US average: 26.5
Drive alone to work
77.2%
−2.0 ptssince 2009
from 79.1% in 2009
US average: 68.9%
Carpooled to work
8.4%
−2.0 ptssince 2009
from 10.3% in 2009
US average: 8.5%
Public transit
0.1%
Unchangedsince 2009
from 0.1% in 2009
US average: 3.2%
Worked from home
10.2%
+4.8 ptssince 2009
from 5.4% in 2009
US average: 15.0%
Walked to work
2.3%
−1.3 ptssince 2009
from 3.6% in 2009
US average: 2.4%
Biked to work
0.0%
−0.1 ptssince 2009
from 0.1% in 2009
US average: 0.4%
No vehicle available
5.3%
−2.0 ptssince 2009
from 7.3% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
3.1%
−2.5 ptssince 2011
from 5.6% in 2011
US average: 5.2%
Labor force participation
59.9%
−7.2 ptssince 2011
from 67.1% in 2011
US average: 63.5%
Self-employed
13.6%
−1.5 ptssince 2009
from 15.2% in 2009
US average: 13.1%
Management & professional
37.7%
−24.5 ptssince 2009
from 62.2% in 2009
US average: 42.5%
Section 08

People & community

Male
50.4%
+1.1 ptssince 2009
from 49.3% in 2009
Female
49.6%
−1.1 ptssince 2009
from 50.7% in 2009
Foreign born
2.1%
−0.4 ptssince 2009
from 2.5% in 2009
US average: 14.1%
Veterans
10.1%
−38.7 ptssince 2009
from 48.7% in 2009
US average: 6.2%
With a disability
16.5%
+1.5 ptssince 2012
from 15.0% in 2012
US average: 13.3%
Uninsured
6.0%
−81.0 ptssince 2013
from 87.0% in 2013
US average: 8.4%
Broadband at home
87.1%
+9.0 ptssince 2017
from 78.1% in 2017
US average: 91.0%
English only at home
98.2%
+1.6 ptssince 2016
from 96.6% in 2016
US average: 77.7%
Spanish at home
0.7%
Unchangedsince 2016
from 0.8% in 2016
US average: 13.6%
Marital status
Men 15+
Never married35%(6,624)
Married46.9%(8,879)
Widowed5.7%(1,081)
Divorced12.3%(2,336)
Women 15+
Never married26.4%(4,899)
Married47.5%(8,811)
Widowed10.2%(1,902)
Divorced15.9%(2,945)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

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Pop 46,605
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Pop 38,089
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Places similar to Sullivan County
Head to head

Compare Sullivan County to nearby counties

SULLIVAN COUNTY VS
Windsor County
Income$77,594−4%
Home value$296,400+10%
Population57,312+30%
SEE FULL COMPARISON →
SULLIVAN COUNTY VS
Merrimack County
Income$97,004+20%
Home value$367,600+37%
Population158,078+260%
SEE FULL COMPARISON →
SULLIVAN COUNTY VS
Cheshire County
Income$83,329+3%
Home value$280,100+4%
Population78,269+78%
SEE FULL COMPARISON →
SULLIVAN COUNTY VS
Windham County
Income$72,217−11%
Home value$279,600+4%
Population45,204+3%
SEE FULL COMPARISON →
Frequently asked

How many people live in Sullivan County, New Hampshire?

Sullivan County, New Hampshire has about 43,715 residents according to the 2024 American Community Survey.

What is the median household income in Sullivan County, New Hampshire?

The typical household in Sullivan County, New Hampshire earns about $80,858 a year. Half of households make more than that, and half make less.

Is Sullivan County, New Hampshire expensive?

In Sullivan County, New Hampshire, the median home is worth about $268,700, and the typical rent is about $1,211 a month.

How educated are people in Sullivan County, New Hampshire?

About 30.3% of adults age 25 and over in Sullivan County, New Hampshire hold a bachelor's degree or higher.

What is the poverty rate in Sullivan County, New Hampshire?

About 10.1% of people in Sullivan County, New Hampshire live below the federal poverty line.

Has Sullivan County, New Hampshire grown since 1990?

Yes, Sullivan County, New Hampshire has grown since 1990. The population has added about 5,123 residents, a change of about 13 percent over that period.

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Explore from here

11 census tracts
Census Tract 9752Census Tract 9757Census Tract 9758Census Tract 9751Census Tract 9759.02Census Tract 9759.01Census Tract 9753Census Tract 9754.01Census Tract 9755Census Tract 9754.02Census Tract 9756
15 ZIP codes
ZIP 03743ZIP 03773ZIP 03603ZIP 03753ZIP 03782ZIP 03781ZIP 03745ZIP 03280ZIP 03752ZIP 03605ZIP 03284ZIP 03770ZIP 03751ZIP 03601ZIP 03607
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →

Sullivan County, New Hampshire: demographics, income & housing data · CensusEasy