Demographics & People — Custer County, Idaho
Population & Households
| Population (official) | 4,344 |
|---|---|
| Median Age | 55.50 |
| Veterans | 495 |
| Housing Units | 3,130 |
| Uninsured | 0 |
Migration
| Inflow | 4,194 |
|---|---|
| Outflow | 4,144 |
| Net | 50 |
| Growing | Yes |
| Year | 2022-2023 |
Source: Census ACS 5-Year 2022. Official numbers: Census ACS 5-Year 2022 — county-level query.
Data provenance: aggregated from town-level sources, county.json. Rebuilt 2026-04-13T15:43:27.539402+00:00; aggregated 2026-04-13T16:08:22.828574+00:00.