Demographics & People — Mason City, Nebraska
Population Overview
| Population (Census) | 175 |
| Estimated 2026 | ~200 |
| Median Age | 27.9 |
| Total Households | 77 |
| Family Households | 54 |
| Average Household Size | 2.27 |
| Diversity Index | 0.0116 (relatively homogeneous) |
Race & Ethnicity
| White | 171 |
| Black or African American | 1 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 81 |
| German | 43 |
| Northern European | 13 |
| Polish | 10 |
| Swedish | 8 |
| Irish | 8 |
| Other groups | 8 |
| English | 4 |
| Czech | 1 |
| Austrian | 1 |
Language
| English Only | 157 |
| Spanish | 0 |
| Population 5+ | 157 |
Veterans
| Veterans | 3 |
| Population 18+ | 121 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Mason City, Nebraska.