Coos County, New Hampshire Population 2024

31,690

Coos County, New Hampshire's estimated 2024 population is 31,690 with a growth rate of 0.29% in the past year according to the most recent United States census data. Coos County, New Hampshire is the 10th largest county in New Hampshire. The 2010 population was 32,970 and has seen a growth of -3.88% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202932,155930.29%
202832,062930.29%
202731,969930.29%
202631,876930.29%
202531,783930.29%
202431,690930.29%
202331,597930.3%
202231,504930.3%
202131,4111840.59%
202031,227-194-0.62%
201931,421-69-0.22%
201831,490720.23%
201731,418-505-1.58%
201631,923-428-1.32%
201532,351-436-1.33%
201432,7878352.61%
201331,952-28-0.09%
201231,980-532-1.64%
201132,512-458-1.39%
201032,97000%
199034,828-319-0.91%
198035,1478562.5%
197034,291-2,849-7.67%
196037,1401,2083.36%
195035,932-3,342-8.51%
194039,2743150.81%
193038,9592,8667.94%
192036,0935,34017.36%
191030,7531,2854.36%
190029,4686,25726.96%
189023,2114,63124.92%
188018,5803,64824.43%
187014,9321,77113.46%
186013,1611,30811.04%
185011,8532,00420.35%
18409,8491,46117.42%
18308,3882,83951.16%
18205,5491,55839.04%
18103,991-28,164-87.59%
showing: 39 rows
2024 Growth Rate
0.29% (93)
County Website
Coos County
County Seat
2020 Population
31,227
Area
1795 mi²
Density
18 people/mi²
Growth Since 2020
1.48% (463)
Founded
1803

Coos County, New Hampshire Population 2024

Population by Race

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Race
Population
Percentage (of total)
White29,97995.38%
Black or African American6342.02%
Two or more races5831.85%
Asian1600.51%
Other race480.15%
Native American250.08%
Native Hawaiian or Pacific Islander10%

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Coos County, New Hampshire Population by Race

Coos County, New Hampshire Population Pyramid 2024

Coos County, New Hampshire Median Age

49.7

Total

47.3

Male

52.1

Female

Coos County, New Hampshire Adults

There are 26,523 adults, (7,840 of whom are seniors) in Coos County, New Hampshire.

Coos County, New Hampshire Age Dependency

68.2

Age Dependency Ratio

42

Old Age Dependency Ratio

26.3

Child Dependency Ratio

Coos County, New Hampshire Sex Ratio

Female14,79247.06%
Male16,63852.94%

Coos County, New Hampshire Population by Age

Coos County, New Hampshire Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All13,6202.1673.126.9
Married6,4462.6989.210.8
Non Family5,5241.258.741.3
Female1,1313.245644
Male5193.4765.934.1

2.68

Average Family Size

2.16

Average Household Size

73.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Coos County, New Hampshire Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Coos County, New Hampshire Educational Attainment by Sex (over 25)

Coos County, New Hampshire Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 64.75%.

Coos County, New Hampshire Educational Attainment by Race

All

Male

Female

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$38,162

Average Earnings

$42,680

Average Male

$33,559

Average Female

Coos County, New Hampshire Earnings by Educational Attainment

Coos County, New Hampshire Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Coos County, New Hampshire Language

90.99% of Coos County, New Hampshire residents speak only English, while 9.01% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 6.69% of the population.

Coos County, New Hampshire Language

Coos County, New Hampshire Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White28,6463,24311.32%
Multiple4479020.13%
Asian1605735.63%
Hispanic1962613.27%
Black17529.41%
Other4149.76%

11.61%

Overall Poverty Rate

10.58%

Male Poverty Rate

12.69%

Female Poverty Rate

Poverty in Coos County, New Hampshire

The race most likely to be in poverty in Coos County, New Hampshire is Asian, with 35.63% below the poverty level.

The race least likely to be in poverty in Coos County, New Hampshire is Other, with 9.76% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.11%. Among those working part-time, it was 9.85%, and for those that did not work, the poverty rate was 21.03%.

Coos County, New Hampshire Poverty

rate

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Rate
Poverty
Less Than 9th Grade25.1%
High School12.78%
Bachelors or Greater7.26%
Some College6.09%

Coos County, New Hampshire Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed22.42%
Female Unemployed14.47%
Male Employed3.94%
Female Employed3.75%

Coos County, New Hampshire Poverty Rate by Employment Status and Sex

Coos County, New Hampshire Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Coos County, New Hampshire Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.7%

Overall Marriage Rate

48.2%

Male Marriage Rate

49.2%

Female Marriage Rate

Coos County, New Hampshire Married by Age and Sex

male

female

Coos County, New Hampshire Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Coos County, New Hampshire Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Coos County, New Hampshire Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,575

Number of Veterans

2,389

Male Veterans

186

Female Veterans

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Coos County, New Hampshire Veterans by War

count

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Coos County, New Hampshire Veterans by Age

count

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Coos County, New Hampshire Veterans by Race

Coos County, New Hampshire Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.01%

Veteran Poverty Rate

33.84%

Veteran Disability Rate

Coos County, New Hampshire Veterans by Education

LaborForceParticipation

55.5%

Labor Force Participation

53.1%

Employment Rate

4.2%

Unemployment Rate

Coos County, New Hampshire Employment by Age

LaborForceParticipation

Coos County, New Hampshire Employment by Race

LaborForceParticipation

Coos County, New Hampshire Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

55.69%

Born in Coos County, New Hampshire

97.15%

Native Born

2.85%

Foreign Born

1.31%

Non Citizen

1.54%

Naturalized

Place of Birth

97.15% of Coos County, New Hampshire residents were born in the United States, with 55.69% having been born in New Hampshire. 1.31% of residents are not US citizens. Of those not born in the United States, the largest percentage are from North America.

Coos County, New Hampshire Place of Birth

Sources