Demographics & People — Culdesac, Idaho
Population Overview
| Population (Census) | 394 |
| Estimated 2026 | ~500 |
| Median Age | 45.9 |
| Total Households | 163 |
| Family Households | 102 |
| Average Household Size | 2.42 |
| Diversity Index | 0.1111 (relatively homogeneous) |
Race & Ethnicity
| White | 273 |
| Black or African American | 0 |
| Asian | 2 |
| Hispanic or Latino | 15 |
Heritage & Ancestry
| Group | Count |
| Other groups | 152 |
| Unclassified or not reported | 113 |
| German | 56 |
| English | 31 |
| Irish | 26 |
| Dutch | 14 |
| Hispanic: Hispanic or Latino | 10 |
| American | 9 |
| Scandinavian | 8 |
| Hispanic: Mexican | 8 |
Language
| English Only | 373 |
| Spanish | 0 |
| Population 5+ | 378 |
Veterans
| Veterans | 30 |
| Population 18+ | 320 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Culdesac, Idaho.