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COUNTY

Coos County

New Hampshire · 31,343 residents (2025 est.) · 1,795 sq mi
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The short version

With 31,271 people, Coos County is a county in New Hampshire. The median age is 50.3, about 11 years above the US median. Four-year degrees are less common here than nationally, at 20% of adults. Households here earn about 42% less than in New Hampshire as a whole. There are 17 people per square mile. The foreign-born share is 3%.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 50.3
US median: 38.9
Less educated
20% hold a bachelor's degree
US average: 36%
Less affordable
home values up 50%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
31,271
−6%since 2000
from 33,111 in 2000
31,343 in 2025 (Census Bureau estimate)
1990 – 2025
Population density
17 / sq mi
−3%since 2009
from 18 / sq mi in 2009
US average: 281
Median age
50.3
+21%since 2000
from 41.5 in 2000
US average: 38.9
Land area
1,795 sq mi
Population, 1990 – 2024
31K32K33K34K35K19902000201020202024Coos County
202431K
1990201020202024
Age distribution, 2024
Under 53.8%(1,197)
US avg: 5.6%
5 to 93.9%(1,226)
US avg: 6%
10 to 145.2%(1,623)
US avg: 6.4%
15 to 194.6%(1,439)
US avg: 6.6%
20 to 244.5%(1,417)
US avg: 6.5%
25 to 3410.8%(3,372)
US avg: 13.7%
35 to 4411.1%(3,485)
US avg: 13.2%
45 to 5412.6%(3,945)
US avg: 12.2%
55 to 6417.3%(5,415)
US avg: 12.7%
65 to 7415.8%(4,936)
US avg: 10.2%
75 to 847.4%(2,323)
US avg: 5.1%
85 and over2.9%(893)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$57,677
−6%inflation adjusted, since 2000
from $33,593 in 2000
US average: $82,259
1990 – 2024
Per capita income
$37,679
+119%since 2000
from $17,218 in 2000
US average: $44,673
Households earning $100K+
39.6%
+18.6 ptssince 2009
from 20.9% in 2009
US average: 53.3%
Poverty rate
13.2%
+3.2 ptssince 2000
from 10.0% in 2000
US average: 12.5%
Income inequality (Gini)
0.488
+18%since 2010
from 0.415 in 2010
US average: 0.476
Workforce by industry, 2024
Information13.3%
US avg: 10.8%
Wholesale trade10%
US avg: 6.9%
Retail trade8.1%
US avg: 9.9%
Finance & insurance4.3%
US avg: 5.9%
Other services4%
US avg: 6.7%
Professional, scientific, technical3.7%
US avg: 5.1%
Public administration2.6%
US avg: 4.8%
Agriculture, forestry, fishing2%
US avg: 1.6%
Construction2%
US avg: 1.2%
Transportation & warehousing1.5%
US avg: 2.2%
Arts, entertainment, food0.7%
US avg: 1.9%
Education & health services0.6%
US avg: 0.9%
Manufacturing0%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$188,900
+50%inflation adjusted, since 2000
from $69,300 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$876
+21%inflation adjusted, since 2000
from $399 in 2000
US average: $1,442
Owner-occupied
74.2%
+3.0 ptssince 2000
from 71.2% in 2000
25.8% rent
Vacancy rate
32.2%
+3.3 ptssince 2009
from 28.8% in 2009
US average: 10.0%
Persons per household
2.08 people
−4%since 2009
from 2.16 people in 2009
US average: 2.54
Owner cost-burdened
24.2%
−3.5 ptssince 2009
from 27.6% in 2009
US average: 22.9%
Renter cost-burdened
39.5%
+0.8 ptssince 2009
from 38.6% in 2009
US average: 47.4%
Afford Score
3.3
+11%since 2009
from 2.9 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Gentrification Score
19
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04

Race & ethnicity

2000
White, non-Hispanic97.7%(32,337)
Black0.1%(36)
Hispanic / Latino0.6%(201)
Asian0.4%(122)
Other0%
2024
White, non-Hispanic91.9%(28,750)
Black2%(631)
Hispanic / Latino2.4%(741)
Asian0.1%(45)
Other3.5%(1,104)
Diversity Score
19
+149%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
40
−8%since 2020
from 44 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
Puerto Rican0.4%(128)
Mexican0.2%(78)
Panamanian0.1%(31)
Salvadoran0.1%(30)
Ecuadorian0.1%(16)
Colombian0%(15)
+ 1 more hispanic origin group with data
Asian origin
Asian Indian0.1%(16)
Chinese0%(8)
Korean0%(7)
Pacific Islander origin
Ancestry
French16.5%(5,165)
English15.9%(4,982)
Irish13.9%(4,361)
French Canadian12.7%(3,977)
American6.4%(1,987)
German6%(1,861)
Italian5.6%(1,764)
Scottish3.6%(1,122)
Polish2.1%(658)
Canadian1.7%(516)
Scotch-Irish1.2%(374)
Portuguese1%(327)
+ 28 more ancestry groups with data
Swedish0.9%(269)
Norwegian0.8%(260)
Welsh0.5%(147)
Russian0.4%(124)
Finnish0.4%(118)
Danish0.4%(112)
British0.3%(94)
Dutch0.3%(84)
Hungarian0.2%(58)
Swiss0.2%(56)
Lithuanian0.2%(55)
Ukrainian0.1%(43)
West Indian0.1%(35)
Jamaican0.1%(34)
Greek0.1%(33)
Czech0.1%(25)
Arab0.1%(23)
Brazilian0.1%(20)
Slovak0.1%(19)
Armenian0.1%(18)
Egyptian0%(15)
Syrian0%(15)
Austrian0%(14)
Belgian0%(7)
Serbian0%(3)
Haitian0%(1)
Section 05

Education

Bachelor's degree or higher
20.1%
+8.2 ptssince 2000
from 11.9% in 2000
US average: 35.6%
High school or higher
90.4%
+13.6 ptssince 2000
from 76.9% in 2000
US average: 89.6%
Graduate degree
7.0%
+3.1 ptssince 2000
from 3.8% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
23.1 min
+68%since 2000
from 13.7 min in 2000
US average: 26.5
Drive alone to work
75.9%
−1.9 ptssince 2009
from 77.8% in 2009
US average: 68.9%
Carpooled to work
9.7%
−0.6 ptssince 2009
from 10.3% in 2009
US average: 8.5%
Public transit
0.1%
−0.4 ptssince 2009
from 0.5% in 2009
US average: 3.2%
Worked from home
8.0%
+3.7 ptssince 2009
from 4.2% in 2009
US average: 15.0%
Walked to work
3.9%
−0.4 ptssince 2009
from 4.4% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
9.0%
+2.3 ptssince 2009
from 6.7% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.3%
−3.3 ptssince 2011
from 7.6% in 2011
US average: 5.2%
Labor force participation
52.9%
−7.7 ptssince 2011
from 60.6% in 2011
US average: 63.5%
Women 20-64 in the labor force
74.5%
−1.7 ptssince 2020
from 76.2% in 2020
US average: 74.6%
Self-employed
16.3%
+0.5 ptssince 2009
from 15.8% in 2009
US average: 13.1%
Management & professional
31.7%
+3.6 ptssince 2009
from 28.0% in 2009
US average: 42.5%
Section 08

People & community

Male
52.2%
+3.3 ptssince 2009
from 48.9% in 2009
Female
47.8%
−3.3 ptssince 2009
from 51.1% in 2009
Foreign born
2.8%
−0.4 ptssince 2009
from 3.2% in 2009
US average: 14.1%
Veterans
10.3%
−4.0 ptssince 2009
from 14.3% in 2009
US average: 6.2%
With a disability
21.9%
+2.7 ptssince 2012
from 19.2% in 2012
US average: 13.3%
Uninsured
7.7%
−6.9 ptssince 2013
from 14.6% in 2013
US average: 8.4%
Broadband at home
86.4%
+13.0 ptssince 2017
from 73.4% in 2017
US average: 91.0%
Computer in household
92.1%
+4.0 ptssince 2020
from 88.1% in 2020
US average: 95.5%
Same house as last year
89.7%
+4.3 ptssince 2020
from 85.4% in 2020
US average: 87.7%
English only at home
92.4%
+4.1 ptssince 2016
from 88.2% in 2016
US average: 77.7%
Spanish at home
1.5%
Unchangedsince 2016
from 1.5% in 2016
US average: 13.6%
Marital status
Men 15+
Never married33.8%(4,803)
Married49.3%(7,013)
Widowed3.3%(473)
Divorced13.6%(1,928)
Women 15+
Never married20.6%(2,685)
Married53.3%(6,938)
Widowed13.3%(1,728)
Divorced12.7%(1,657)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
7.7%
−6.9 ptssince 2013
from 14.6% in 2013
US average: 8.4%
Employer-based
46.2%
+2.7 ptssince 2020
from 43.5% in 2020
US average: 54.8%
Direct-purchase
16.3%
−1.4 ptssince 2020
from 17.7% in 2020
US average: 13.8%
Medicare
30.9%
+2.7 ptssince 2020
from 28.2% in 2020
US average: 18.4%
Medicaid
21.7%
−1.3 ptssince 2020
from 23.0% in 2020
US average: 20.9%
VA health care
4.9%
+0.1 ptssince 2020
from 4.8% in 2020
US average: 2.2%
Any private
60.9%
+0.4 ptssince 2020
from 60.5% in 2020
US average: 67.1%
Any public
50.2%
+1.2 ptssince 2020
from 49.0% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)20.4%(551)
US avg: 26.4%
Gulf War (1990s)21.4%(579)
US avg: 24.3%
Vietnam era37.6%(1,017)
US avg: 33.1%
Korean War4.5%(121)
US avg: 4.5%
World War II0.4%(11)
US avg: 1%

Share of the 2,707 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

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Head to head

Compare Coos County to nearby counties

COOS COUNTY VS
Essex County
Income$59,294+3%
Home value$172,500−9%
Population6,051−81%
SEE FULL COMPARISON →
COOS COUNTY VS
Oxford County
Income$60,173+4%
Home value$217,300+15%
Population60,346+93%
SEE FULL COMPARISON →
COOS COUNTY VS
Caledonia County
Income$69,970+21%
Home value$227,900+21%
Population30,414−3%
SEE FULL COMPARISON →
COOS COUNTY VS
Franklin County
Income$58,675+2%
Home value$194,700+3%
Population30,824−2%
SEE FULL COMPARISON →
Frequently asked

How many people live in Coos County, New Hampshire?

Coos County, New Hampshire has about 31,271 residents according to the 2024 American Community Survey.

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

The typical household in Coos County, New Hampshire earns about $57,677 a year. Half of households make more than that, and half make less.

Is Coos County, New Hampshire expensive?

In Coos County, New Hampshire, the median home is worth about $188,900, and the typical rent is about $876 a month.

How educated are people in Coos County, New Hampshire?

About 20.1% of adults age 25 and over in Coos County, New Hampshire hold a bachelor's degree or higher.

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

About 13.2% of people in Coos County, New Hampshire live below the federal poverty line.

Has Coos County, New Hampshire grown since 1990?

Yes, Coos County, New Hampshire has shrunk since 1990. The population has lost about 3,557 residents, a change of about -10 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →