Coos County, New Hampshire
Coos County, New Hampshire · ZIP 03570, 03575, 03576
- Census data · ACS 2019-2023
- 31,094 (2024 estimate)Population
- 13,818Households
- $58,439Median household income
- $169,600Median home value
- 26Towns with a page
- 15ZIP codes
Coos County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 33,111 |
| 2010 | 33,055 |
| 2020 | 31,268 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, county level, state 33, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 33, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 33, retrieved November 14, 2026.
Median household income $58,439 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 33, retrieved November 14, 2026.
- Owner occupied
- 10,225 units
- Renter occupied
- 3,593 units
- Vacancy rate
- 32.9%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, county level, state 33, retrieved November 14, 2026.
8,380 employees in 809 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.
Source: County Business Patterns 2023: employment by sector, county level, state 33, retrieved November 14, 2026.
| Measure | Coos County | New Hampshire |
|---|---|---|
| Population | 31,386 | 1,387,834 |
| Median household income | $58,439 | $95,628 |
| Median age | 49.9 | 43.2 |
| Median home value | $169,600 | $367,200 |
| Bachelor’s degree or higher | 20.2% | 39.8% |
| Foreign-born residents | 2.8% | 6.2% |
| Owner-occupied homes | 74.0% | 72.5% |
| Mean commute to work | 22.8 minutes | 26.8 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 33, retrieved November 14, 2026.
Townships, towns and villages in Coos County26 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Berlin | City | 9,248 | 61.3 sq mi |
| Lancaster Town | Town | 3,212 | 50.0 sq mi |
| Gorham Town | Town | 2,673 | 31.8 sq mi |
| Whitefield Town | Town | 2,528 | 34.3 sq mi |
| Lancaster | Census designated place | 2,264 | 2.98 sq mi |
| Northumberland Town | Town | 2,107 | 35.7 sq mi |
| Colebrook Town | Town | 2,100 | 40.5 sq mi |
| Gorham | Census designated place | 2,044 | 1.68 sq mi |
| Whitefield | Census designated place | 1,438 | 1.59 sq mi |
| Milan Town | Town | 1,359 | 63.7 sq mi |
| Colebrook | Census designated place | 1,143 | 2.62 sq mi |
| Jefferson Town | Town | 1,060 | 50.0 sq mi |
| Dalton Town | Town | 912 | 27.5 sq mi |
| Groveton | Census designated place | 871 | 2.06 sq mi |
| Carroll Town | Town | 839 | 50.3 sq mi |
| Pittsburg Town | Town | 837 | 281.3 sq mi |
| Stewartstown Town | Town | 775 | 46.3 sq mi |
| Columbia Town | Town | 667 | 60.8 sq mi |
| Stratford Town | Town | 651 | 79.2 sq mi |
| Stark Town | Town | 467 | 58.8 sq mi |
| West Stewartstown | Census designated place | 368 | 0.62 sq mi |
| Shelburne Town | Town | 360 | 47.9 sq mi |
| Randolph Town | Town | 327 | 47.0 sq mi |
| Dummer Town | Town | 313 | 48.0 sq mi |
| Errol Town | Town | 293 | 60.4 sq mi |
| Clarksville Town | Town | 285 | 60.3 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 33 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.
County officialsFrom public records
No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.
Across Coos County
No job is posted in Coos County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
No upcoming event is listed in Coos County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Carroll CountyPopulation 52,580 (2024 estimate)
- Essex CountyPopulation 6,037 (2024 estimate)
- Grafton CountyPopulation 93,045 (2024 estimate)
- Oxford CountyPopulation 60,039 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 33, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 50, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 23, retrieved November 14, 2026.