Demographics & People — Millbrook, New York
Population Overview
| Population (Census) | 1,316 |
| Estimated 2026 | ~1,400 |
| Median Age | 57.9 |
| Total Households | 730 |
| Family Households | 328 |
| Average Household Size | 1.78 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 1,149 |
| Black or African American | 25 |
| Asian | 67 |
| Hispanic or Latino | 56 |
Heritage & Ancestry
| Group | Count |
| Irish | 366 |
| Italian | 338 |
| German | 214 |
| English | 207 |
| Other groups | 141 |
| Unclassified or not reported | 124 |
| Belgian | 54 |
| French (except Basque) | 49 |
| Eastern European | 45 |
| Hispanic: Hispanic or Latino | 45 |
Language
| English Only | 1,090 |
| Spanish | 110 |
| Population 5+ | 1,261 |
Veterans
| Veterans | 113 |
| Population 18+ | 1,233 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Millbrook, New York.