Demographics & People — Sibley, Missouri
Population Overview
| Population (Census) | 397 |
| Estimated 2026 | ~300 |
| Median Age | 39.1 |
| Total Households | 148 |
| Family Households | 94 |
| Average Household Size | 2.68 |
| Diversity Index | 0.0605 (relatively homogeneous) |
Race & Ethnicity
| White | 375 |
| Black or African American | 0 |
| Asian | 3 |
| Hispanic or Latino | 9 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 123 |
| European | 70 |
| German | 46 |
| Irish | 36 |
| Other groups | 28 |
| Swedish | 27 |
| English | 26 |
| French (except Basque) | 24 |
| Hispanic: Hispanic or Latino | 14 |
| Scottish | 12 |
Language
| English Only | 363 |
| Spanish | 0 |
| Population 5+ | 370 |
Veterans
| Veterans | 23 |
| Population 18+ | 277 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Sibley, Missouri.