Demographics & People — Superior, Iowa
Population Overview
| Population (Census) | 132 |
| Estimated 2026 | ~100 |
| Median Age | 48.1 |
| Total Households | 57 |
| Family Households | 42 |
| Average Household Size | 2.32 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 132 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| German | 69 |
| Irish | 38 |
| Norwegian | 19 |
| Unclassified or not reported | 18 |
| Other groups | 14 |
| American | 11 |
| Northern European | 8 |
| Swedish | 7 |
| English | 7 |
| Italian | 2 |
Language
| English Only | 124 |
| Spanish | 0 |
| Population 5+ | 124 |
Veterans
| Veterans | 11 |
| Population 18+ | 106 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Superior, Iowa.