Demographics & People — South Windham, Connecticut
Population Overview
| Population (Census) | 1,391 |
| Estimated 2026 | ~1,100 |
| Median Age | 39.4 |
| Total Households | 552 |
| Family Households | 332 |
| Average Household Size | 2.48 |
| Diversity Index | 0.2975 (somewhat diverse) |
Race & Ethnicity
| White | 1,231 |
| Black or African American | 21 |
| Asian | 0 |
| Hispanic or Latino | 246 |
Heritage & Ancestry
| Group | Count |
| Italian | 350 |
| Other groups | 290 |
| Polish | 276 |
| French (except Basque) | 215 |
| English | 202 |
| Hispanic: Hispanic or Latino | 185 |
| Irish | 175 |
| Unclassified or not reported | 158 |
| Hispanic: Dominican (Dominican Republic) | 141 |
| French Canadian | 86 |
Language
| English Only | 1,158 |
| Spanish | 119 |
| Population 5+ | 1,294 |
Veterans
| Veterans | 47 |
| Population 18+ | 983 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for South Windham, Connecticut.