Demographics & People — Arimo, Idaho
Population Overview
| Population (Census) | 329 |
| Estimated 2026 | ~400 |
| Median Age | 32.3 |
| Total Households | 123 |
| Family Households | 81 |
| Average Household Size | 2.67 |
| Diversity Index | 0.0379 (relatively homogeneous) |
Race & Ethnicity
| White | 306 |
| Black or African American | 0 |
| Asian | 3 |
| Hispanic or Latino | 3 |
Heritage & Ancestry
| Group | Count |
| English | 109 |
| Unclassified or not reported | 91 |
| Other groups | 50 |
| American | 32 |
| Irish | 20 |
| German | 19 |
| Welsh | 16 |
| Danish | 11 |
| Scottish | 11 |
| Swedish | 10 |
Language
| English Only | 282 |
| Spanish | 14 |
| Population 5+ | 296 |
Veterans
| Veterans | 15 |
| Population 18+ | 229 |
Commuting
| Mean Commute Time | 28.1 minutes |
| Work from Home | 4.1% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Arimo, Idaho.