Demographics & People — Plymouth, New Hampshire
Population Overview
| Population (Census) | 4,877 |
| Estimated 2026 | ~5,200 |
| Median Age | 22.8 |
| Total Households | 1,362 |
| Family Households | 690 |
| Average Household Size | 2.56 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 4,272 |
| Black or African American | 185 |
| Asian | 146 |
| Hispanic or Latino | 166 |
Heritage & Ancestry
| Group | Count |
| Irish | 896 |
| English | 771 |
| Other groups | 666 |
| Unclassified or not reported | 557 |
| German | 491 |
| Italian | 428 |
| Scottish | 399 |
| French Canadian | 394 |
| French (except Basque) | 229 |
| Polish | 206 |
Language
| English Only | 4,490 |
| Spanish | 73 |
| Population 5+ | 4,807 |
Veterans
| Veterans | 99 |
| Population 18+ | 3,910 |
Commuting
| Mean Commute Time | 16.4 minutes |
| Work from Home | 10.5% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Plymouth, New Hampshire.