Coos County, NH demographics:
population, income, and more

Total population
31,271
-0.4% year-over-year change
Median household income
$57,677/yr
-1.3% year-over-year change
Housing units
20,637
0.2% year-over-year change

Coos County population

How many people live in Coos County

Coos County is home to 31,271 residents, according to the most recent Census data. Gender-wise, 52.2% of Coos County locals are male, and 47.8% are female.

Total population
31,271
-0.4% year-over-year change
Gender ratio
Male
52.2%
16,334
Female
47.8%
14,937
Value Percent YoY change
Male 16,334 52.2% -1.7%
Female 14,937 47.8% 1.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Coos County is 50, with the population distributed as follows: about 12.9% are children under 15, then 9.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 21.9% of the population, while another 29.9% fall into the 45 to 64 bracket. Finally, around 26.1% are 65 or older.

Median age
50.3
Age breakdown
Under 15
12.9%
15 to 24
9.1%
25 to 44
21.9%
45 to 64
29.9%
Over 65
26.1%
Value Percent YoY change
Under 15 4,046 12.9% -0.3%
15 to 24 2,856 9.1% 0.9%
25 to 44 6,857 21.9% -1.1%
45 to 64 9,360 29.9% -3.0%
Over 65 8,152 26.1% 3.0%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Coos County, 96.1% of the population are US-born citizens, while 2.5% have gained naturalized citizenship. At the same time, 1.4% of residents are non-citizens. As for race, 93.2% of locals are Caucasian, 2.2% are African American and 0.1% have Asian roots. There’s also a share of 3.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96.1%
Non-U.S.-born citizens
2.5%
Non-citizens
1.4%
Value Percent YoY change
U.S.-born citizens 30,052 96.1% -0.2%
Non-U.S.-born citizens 789 2.5% -6.7%
Non-citizens 430 1.4% 4.1%
Racial breakdown
White
93.2%
Black or African American
2.2%
American Indian and Alaska Native
0.2%
Asian
0.1%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.6%
Other
0.6%
Value Percent
White 29,158 93.2%
Black or African American 690 2.2%
American Indian and Alaska Native 64 0.2%
Asian 45 0.1%
Native Hawaiian and other Pacific Islander 1 0%
Two or more races 1,111 3.6%
Other 202 0.6%

Households in Coos County

A peek inside Coos County households

Coos County has 14,002 households, with an average of 2 members in each. Of these, 57.8% are families, while the remaining 42.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
14,002
1.3% year-over-year change
Average people per household
2
Non-family households
5,905
Family households
8,097
Value Percent YoY change
Non-family households 5,905 42.2% 6.2%
Family households 8,097 57.8% -2.0%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Coos County

The housing landscape of Coos County

Coos County's housing consists of 20,637 units, with 68.4% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 2.5% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 10.1% of the housing landscape.

Housing units
20,637
0.2% year-over-year change
Housing types
Value Percent
1 unit, detached 14,106 68.4%
1 unit, attached 516 2.5%
2 units 1,422 6.9%
3 or 4 units 968 4.7%
5 to 9 units 805 3.9%
10 to 19 units 285 1.4%
20 to 49 units 315 1.5%
50 or more units 92 0.4%
Mobile home 2,086 10.1%
Boat, RV, van, etc. 42 0.2%
Homes built since 2020
116
41.5% year-over-year change

The age of buildings in Coos County

In Coos County, the median construction year is 1969. About 29.3% of homes were built before the 1940s, with another 4% going up by 1949. Most development happened in the second half of the 20th century. Then, 9.2% of homes were added from 2000 to 2009, 4.1% between 2010 and 2019, and 0.6% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 6,041 29.3% -3.0%
Built between 1940 and 1949 828 4% -1.2%
Built between 1950 and 1959 2,077 10.1% 2.9%
Built between 1960 and 1969 1,486 7.2% 12.6%
Built between 1970 and 1979 2,778 13.5% 1.2%
Built between 1980 and 1989 2,755 13.4% -0.5%
Built between 1990 and 1999 1,818 8.8% -1.3%
Built between 2000 and 2009 1,891 9.2% -5.7%
Built between 2010 and 2019 847 4.1% 14.6%
Built in 2020 or later 116 0.6% 41.5%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Coos County occupancy rates

Out of the 14,002 occupied housing units in Coos County, 74.2% are owner-occupied, while 25.8% are lived in by tenants. Meanwhile, 32.2% of all homes on the local market sit vacant.

Occupied housing units
14,002
1.3% year-over-year change
Occupancy breakdown
Renter occupied
3,606
Owner occupied
10,396
Value Percent YoY
change
Renter occupied 3,606 25.8% 0.4%
Owner occupied 10,396 74.2% 1.7%
Unoccupied housing units
32.2%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Coos County housing costs

Housing costs in Coos County come to a median of $903 per month, while tenants specifically pay a median gross rent of $876.

Median housing costs per month
$903/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Coos County
$876/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Coos County

Coos County education at a glance

About 47.2% of the population in Coos County went to high school, while 19% pursued college studies. Another 12.2% earned an associate degree and 12.6% hold a bachelor’s. Meanwhile, 6.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 629 2.4% -19.1%
High school diploma 12,407 47.2% 1.0%
College diploma 4,992 19% -1.8%
Associate degree 3,190 12.2% 3.0%
Bachelor's degree 3,307 12.6% 0.6%
Graduate degree 1,732 6.6% -5.4%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Coos County

How much people earn in Coos County

The average annual household income in Coos County was $83,445 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +0.8% change from the previous year. At the same time, the median income stood at $57,677, reflecting a -1.3% shift over the same period.

Average household income in Coos County
$83,445/year
0.8% year-over-year change
Median household income in Coos County
$57,677/year
-1.3% year-over-year change

Coos County income by age

In Coos County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $65,679. Those with someone between 45 and 64 in charge, often well established professionally, earn $75,536 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $24,216, while those led by someone over 65, many of whom may be retired, have about $46,696 in earnings. Overall, 86.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $24,216 -22.3%
25 - 44 $65,679 -9.1%
45 - 64 $75,536 4.7%
Over 65 $46,696 1.5%
Above poverty level
25,182
Below poverty level
3,805
Value Percent YoY
change
Above poverty level 25,182 86.9% -1.2%
Below poverty level 3,805 13.1% 2.0%

Employment in Coos County

Workforce and job types in Coos County

The job market in Coos County is powered by 13,650 working residents, spread across a range of industries and roles. 73.6% of the working population are employed in professional or administrative positions, while 26.4% are in hands-on or service-based jobs. Also, 12.3% run their own businesses, 55.4% are employed by private companies, and 19.5% work in the public sector.

Workforce demographics

Working population
13,650
-3.9% year-over-year change
White collar
10,039
Blue collar
3,611
Value Percent YoY change
White collar 10,039 73.6% -1.5%
Blue collar 3,611 26.4% -9.8%
Employer type
Self employees
12.3%
Private companies
55.4%
Governmental workers
19.5%
Not for profit companies
12.8%
Value Percent YoY change
Self employees 1,682 12.3% -14.4%
Private companies 7,563 55.4% -4.9%
Governmental workers 2,665 19.5% 3.9%
Not for profit companies 1,740 12.8% 1.6%
Unemployment rate
4.3%
-0.2% year-over-year change

Available workforce

The unemployment rate in Coos County stands at 4.3%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Coos County

How people get around in Coos County

Commuting methods vary: 85.6% of residents travel by personal vehicle and 3.9% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 11,489 85.6% -4.7%
Bus or trolleybus 12 0.1% -25.0%
Subway or elevated 2 0% N/A
Motorcycle 11 0.1% 0.0%
Walk 529 3.9% 40.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Coos County by zipcode?

Zipcode Population Number of households Median income Average income
03582 1,949 943 $46,250 $67,850
03583 1,013 518 $67,188 $96,367
03584 3,501 1,592 $66,768 $132,127
03588 1,633 750 $71,538 $88,858
03590 1,297 506 $52,803 $66,800
03570 9,383 3,705 $45,180 $68,071
03575 11 5 $0 $0
03576 2,764 1,393 $52,682 $77,190
03581 3,246 1,618 $64,127 $79,191
03579 431 218 $61,000 $74,350

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FAQs about Coos County demographics 

What is the total population of Coos County?

Coos County has a total population of 31,271 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -0.4% compared to a year ago.

What is the gender ratio in Coos County?

The gender ratio in Coos County is as follows:
  • 52.2% males (16,334 residents)
  • 47.8% females (14,937 residents)

What is the median age in Coos County?

The median age in Coos County is 50.3.

What is the age distribution of the population in Coos County?

The age distribution in Coos County is as follows:
  • Under 15: 12.9% (4,046 residents)
  • Ages 15-24: 9.1% (2,856 residents)
  • Ages 25-44: 21.9% (6,857 residents)
  • Ages 45-64: 29.9% (9,360 residents)
  • Over 65: 26.1% (8,152 residents)

What is the racial and ethnic makeup of Coos County?

The racial and ethnic makeup of Coos County is as follows:
  • White: 93.2% (29,158 residents)
  • Black or African American: 2.2% (690 residents)
  • American Indian and Alaska Native: 0.2% (64 residents)
  • Asian: 0.1% (45 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (1 residents)
  • Two or More Races: 3.6% (1,111 residents)
  • Other: 0.6% (202 residents)

What percentage of the population in Coos County are U.S.-born citizens?

U.S.-born citizens represent 96.1% of the population in Coos County.

How many housing units are there in Coos County?

There are 20,637 housing units in Coos County, reflecting a +0.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Coos County and what is the average household size?

Coos County has a total of 14,002 households, with an average of 2 people in each.

What is the median household income in Coos County?

Coos County has a median household income of $57,677, representing a -1.3% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Coos County?

The employment rate is 95.7% in Coos County, with a workforce of 13,650 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 73.6% (10,039 residents)
  • Blue-collar workers: 26.4% (3,611 residents)

Places of employment:
  • Self-employed: 12.3% (1,682 residents)
  • Private companies: 55.4% (7,563 residents)
  • Governmental workers: 19.5% (2,665 residents)
  • Not-for-profit companies: 12.8% (1,740 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025