Demographics & People — Gem, Kansas
Population Overview
| Population (Census) | 125 |
| Estimated 2026 | ~100 |
| Median Age | 44.0 |
| Total Households | 54 |
| Family Households | 33 |
| Average Household Size | 2.31 |
| Diversity Index | 0.016 (relatively homogeneous) |
Race & Ethnicity
| White | 123 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 1 |
Heritage & Ancestry
| Group | Count |
| German | 49 |
| Unclassified or not reported | 21 |
| American | 17 |
| English | 17 |
| Irish | 11 |
| French (except Basque) | 5 |
| Greek | 5 |
| Danish | 3 |
| British | 1 |
| Scandinavian | 1 |
Language
| English Only | 116 |
| Spanish | 1 |
| Population 5+ | 117 |
Veterans
| Veterans | 3 |
| Population 18+ | 87 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013 (county fallback). Data for Gem, Kansas.