Demographics & People — Winchester, Kansas
Population Overview
| Population (Census) | 341 |
| Estimated 2026 | ~700 |
| Median Age | 40.8 |
| Total Households | 148 |
| Family Households | 69 |
| Average Household Size | 2.08 |
| Diversity Index | 0.088 (relatively homogeneous) |
Race & Ethnicity
| White | 331 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 16 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 141 |
| German | 116 |
| Irish | 62 |
| Other groups | 45 |
| English | 42 |
| American | 31 |
| French (except Basque) | 20 |
| Polish | 15 |
| Hispanic: Mexican | 7 |
| Hispanic: Hispanic or Latino | 7 |
Language
| English Only | 312 |
| Spanish | 0 |
| Population 5+ | 312 |
Veterans
| Veterans | 33 |
| Population 18+ | 306 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Winchester, Kansas.