Demographics & People — Rhineland, Missouri
Population Overview
| Population (Census) | 180 |
| Estimated 2026 | ~100 |
| Median Age | 26.9 |
| Total Households | 51 |
| Family Households | 38 |
| Average Household Size | 3.53 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 180 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| German | 70 |
| Unclassified or not reported | 29 |
| Welsh | 20 |
| Other groups | 11 |
| Irish | 8 |
| Swedish | 6 |
| Italian | 6 |
| English | 3 |
| American | 2 |
| Dutch | 2 |
Language
| English Only | 149 |
| Spanish | 0 |
| Population 5+ | 149 |
Veterans
| Veterans | 7 |
| Population 18+ | 76 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Rhineland, Missouri.