Demographics & People — Midvale, Idaho
Population Overview
| Population (Census) | 331 |
| Estimated 2026 | ~400 |
| Median Age | 52.1 |
| Total Households | 116 |
| Family Households | 90 |
| Average Household Size | 2.85 |
| Diversity Index | 0.0314 (relatively homogeneous) |
Race & Ethnicity
| White | 308 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 5 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 81 |
| Scottish | 61 |
| English | 51 |
| German | 29 |
| Irish | 25 |
| Other groups | 24 |
| Scotch-Irish | 14 |
| Danish | 12 |
| European | 6 |
| Swedish | 4 |
Language
| English Only | 311 |
| Spanish | 0 |
| Population 5+ | 311 |
Veterans
| Veterans | 23 |
| Population 18+ | 205 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Midvale, Idaho.