Demographics & People — Sanilac County, Michigan
Population & Households
| Population (official) | 40,759 |
|---|---|
| Median Age | 45.20 |
| Veterans | 2,591 |
| Housing Units | 21,779 |
| Uninsured | 920 |
Migration
| Inflow | 37,631 |
|---|---|
| Outflow | 37,546 |
| Net | 85 |
| 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 2026-04-13T15:43:28.589498+00:00; aggregated 2026-04-13T16:08:23.786611+00:00.