Merrimack County, New Hampshire
Merrimack County, New Hampshire · ZIP 03046, 03106, 03216
- Census data · ACS 2019-2023
- 157,869 (2024 estimate)Population
- 60,445Households
- $93,944Median household income
- $330,600Median home value
- 38Towns with a page
- 28ZIP codes
Merrimack County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 136,225 |
| 2010 | 146,445 |
| 2020 | 153,808 |
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 $93,944 · 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
- 44,426 units
- Renter occupied
- 16,019 units
- Vacancy rate
- 8.5%
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.
62,841 employees in 4,213 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 | Merrimack County | New Hampshire |
|---|---|---|
| Population | 155,018 | 1,387,834 |
| Median household income | $93,944 | $95,628 |
| Median age | 42.6 | 43.2 |
| Median home value | $330,600 | $367,200 |
| Bachelor’s degree or higher | 38.1% | 39.8% |
| Foreign-born residents | 4.6% | 6.2% |
| Owner-occupied homes | 73.5% | 72.5% |
| Mean commute to work | 27.0 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 Merrimack County38 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Concord | City | 44,674 | 63.9 sq mi |
| Hooksett Town | Town | 15,377 | 36.0 sq mi |
| Franklin | City | 8,823 | 27.4 sq mi |
| Bow Town | Town | 8,397 | 28.2 sq mi |
| Pembroke Town | Town | 7,567 | 22.6 sq mi |
| Henniker Town | Town | 6,267 | 44.1 sq mi |
| Hopkinton Town | Town | 6,146 | 43.3 sq mi |
| South Hooksett | Census designated place | 5,806 | 6.72 sq mi |
| Loudon Town | Town | 5,740 | 46.2 sq mi |
| Hooksett | Census designated place | 5,362 | 5.39 sq mi |
| Suncook | Census designated place | 5,075 | 3.72 sq mi |
| Northfield Town | Town | 5,066 | 28.5 sq mi |
| Epsom Town | Town | 5,020 | 34.4 sq mi |
| Allenstown Town | Town | 4,765 | 20.5 sq mi |
| New London Town | Town | 4,460 | 22.3 sq mi |
| Boscawen Town | Town | 4,153 | 24.9 sq mi |
| Pittsfield Town | Town | 4,142 | 24.0 sq mi |
| Dunbarton Town | Town | 3,186 | 30.9 sq mi |
| Warner Town | Town | 2,970 | 55.2 sq mi |
| Henniker | Census designated place | 2,880 | 1.42 sq mi |
| Chichester Town | Town | 2,811 | 21.2 sq mi |
| Canterbury Town | Town | 2,467 | 43.9 sq mi |
| Andover Town | Town | 2,450 | 40.1 sq mi |
| Newbury Town | Town | 2,292 | 35.8 sq mi |
| Sutton Town | Town | 2,067 | 42.6 sq mi |
| Webster Town | Town | 1,979 | 28.2 sq mi |
| Pittsfield | Census designated place | 1,882 | 1.68 sq mi |
| Bradford Town | Town | 1,722 | 35.2 sq mi |
| Salisbury Town | Town | 1,504 | 39.6 sq mi |
| Wilmot Town | Town | 1,471 | 29.4 sq mi |
| New London | Census designated place | 1,398 | 1.11 sq mi |
| Contoocook | Census designated place | 1,370 | 2.30 sq mi |
| Danbury Town | Town | 1,303 | 37.7 sq mi |
| Hill Town | Town | 1,050 | 26.6 sq mi |
| Loudon | Census designated place | 648 | 1.81 sq mi |
| Bradford | Census designated place | 399 | 0.79 sq mi |
| Warner | Census designated place | 340 | 0.80 sq mi |
| Blodgett Landing | Census designated place | 102 | 0.29 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 Merrimack County
No job is posted in Merrimack 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 Merrimack County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Belknap CountyPopulation 65,257 (2024 estimate)
- Grafton CountyPopulation 93,045 (2024 estimate)
- Hillsborough CountyPopulation 430,462 (2024 estimate)
- Rockingham CountyPopulation 322,433 (2024 estimate)
- Strafford CountyPopulation 134,202 (2024 estimate)
- Sullivan CountyPopulation 44,012 (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.