Demographics & People — Jamestown, Kansas
Population Overview
| Population (Census) | 207 |
| Estimated 2026 | ~100 |
| Median Age | 52.5 |
| Total Households | 96 |
| Family Households | 60 |
| Average Household Size | 2.16 |
| Diversity Index | 0.0402 (relatively homogeneous) |
Race & Ethnicity
| White | 191 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 4 |
Heritage & Ancestry
| Group | Count |
| German | 75 |
| Unclassified or not reported | 45 |
| Irish | 33 |
| English | 27 |
| American | 22 |
| French Canadian | 18 |
| Swedish | 16 |
| Danish | 14 |
| French (except Basque) | 13 |
| Other groups | 11 |
Language
| English Only | 195 |
| Spanish | 0 |
| Population 5+ | 197 |
Veterans
| Veterans | 12 |
| Population 18+ | 189 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Jamestown, Kansas.