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 06/13/2025 12:48 pm.
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 06/13/2025 12:48 pm.
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.