Demographics Table
Demographic Data Report for New Hampshire by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Value
County
|
2023 Rural-Urban Continuum Codes Φ
|
Value (Percent)
|
People (Age Under 18)
|
Rank within US (of 3143 counties)
|
|---|---|---|---|---|
| New Hampshire | N/A | 18.5 | 256,906 | 49 of 52 |
| United States | N/A | 22.2 | 73,645,238 | N/A |
| Carroll County | Rural | 15.1 | 7,733 | 3,053 |
| Grafton County | Rural | 15.9 | 14,551 | 3,000 |
| Coos County | Rural | 16.0 | 5,030 | 2,988 |
| Belknap County | Rural | 17.7 | 11,377 | 2,816 |
| Cheshire County | Rural | 17.9 | 13,810 | 2,778 |
| Strafford County | Urban | 17.9 | 23,621 | 2,778 |
| Sullivan County | Rural | 18.0 | 7,851 | 2,761 |
| Merrimack County | Rural | 18.6 | 28,829 | 2,650 |
| Rockingham County | Urban | 18.8 | 59,556 | 2,608 |
| Hillsborough County | Urban | 19.9 | 84,548 | 2,329 |
Notes:
Created by statecancerprofiles.cancer.gov on 11/11/2025 6:57 am.
Φ Rural-Urban Continuum Codes provided by the USDA.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Data for United States does not include Puerto Rico.
Created by statecancerprofiles.cancer.gov on 11/11/2025 6:57 am.
Φ Rural-Urban Continuum Codes provided by the USDA.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Data for United States does not include Puerto Rico.