| ZIP Codes: | 30 ZIP Codes (24 Standard, 5 PO Box, 1 Unique) [See All] |
| Area Code: | 603 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:09 PM |
| Population: | 151,026 [See All] |
| FIPS: | 33013 |
| CBSA: | Concord, NH |
| Land Area: | 928 sq mi |
| Water Area: | 22 sq mi |
| Coordinates: | 43.3060, -71.6952 |
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151,026 residents live across 30 ZIPs covering 928 sq mi, served by 27 distinct USPS-recognized cities.
Population moved from 141,970 to 151,026 from 2014 to 2024 — a +6.4% change. 22 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 03304 (Bow, $172,857 median) and poorest ZIP 03230 (Danbury, $71,685) are 33.3 miles apart — a 2.4× income gap across local geography.
Median home values vary 2.3× across this county — from $240,700 in 03230 (Danbury) to $559,000 in 03257 (New London).
Density varies 19× across the county — from 33 people/sq mi in 03243 (Hill) to 627 in 03301 (Concord).
Educational attainment ranges from 17.5% bachelor's+ in 03230 (Danbury) to 64.7% in 03257 (New London) — the breadth of educational profiles across the area.
Within New Hampshire, this is the #3 most populous of 11 counties and ranks #3 for median household income with the #5 fastest decade growth .
Hosts 1 single-entity Unique ZIP: 03305Nh Dept Of Safety .
Weighted by population, the typical household earns about $100,344 across the county — reflecting what a typical resident sees, not a simple ZIP average.
39.4% of adults age 25+ hold a bachelor's degree or higher (43,210 of 109,681 reporting).
24 Standard delivery, 5 PO Box only, 1 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 03301 | Concord | Standard | 33,995 | $86,840 | 54.2 | 4.6% |
| 03303 | Concord | Standard | 16,571 | $80,456 | 67.2 | 4.4% |
| 03106 | Hooksett | Standard | 15,032 | $118,442 | 32.9 | 10.7% |
| 03275 | Suncook | Standard | 12,205 | $82,910 | 46.3 | 6.8% |
| 03235 | Franklin | Standard | 8,903 | $71,775 | 32.0 | 3.9% |
| 03304 | Bow | Standard | 8,335 | $172,857 | 28.7 | 9.5% |
| 03242 | Henniker | Standard | 6,197 | $95,206 | 43.2 | 28.5% |
| 03229 | Contoocook | Standard | 6,046 | $137,386 | 45.1 | 8.1% |
| 03307 | Loudon | Standard | 5,724 | $107,226 | 47.5 | 7.1% |
| 03234 | Epsom | Standard | 4,939 | $97,941 | 34.5 | 6.7% |
| 03257 | New London | Standard | 4,484 | $107,000 | 29.8 | -3.6% |
| 03263 | Pittsfield | Standard | 4,105 | $74,318 | 24.9 | 0.6% |
| 03046 | Dunbarton | Standard | 3,097 | $124,348 | 31.3 | 11.4% |
| 03278 | Warner | Standard | 3,079 | $94,783 | 65.5 | 4.3% |
| 03258 | Chichester | Standard | 2,721 | $108,906 | 21.3 | 7.9% |
| 03224 | Canterbury | Standard | 2,392 | $138,125 | 43.9 | 4.4% |
| 03221 | Bradford | Standard | 2,200 | $109,803 | 50.7 | -4.1% |
| 03216 | Andover | Standard | 2,046 | $88,311 | 41.1 | -3.2% |
| 03255 | Newbury | Standard | 2,015 | $117,045 | 38.2 | 14.7% |
| 03287 | Wilmot | Standard | 1,487 | $117,759 | 30.6 | 15.6% |
| 03268 | Salisbury | Standard | 1,468 | $111,818 | 31.1 | 13.8% |
| 03230 | Danbury | Standard | 1,451 | $71,685 | 38.9 | 9.6% |
| 03260 | North Sutton | PO Box | 976 | $117,000 | 17.3 | 31.5% |
| 03243 | Hill | Standard | 952 | $83,333 | 28.7 | -18.2% |
| 03273 | South Sutton | PO Box | 361 | $187,979 | 3.7 | 12.1% |
| 03233 | Elkins | Standard | 156 | $120,156 | 0.0 | 3.3% |
| 03231 | East Andover | PO Box | 89 | — | 0.0 | -71.7% |
| 03272 | South Newbury | PO Box | — | — | 0.0 | — |
| 03305 | Concord | Unique | — | — | 0.0 | — |
| 03302 | Concord | PO Box | — | — | 0.0 | — |