| ZIP Codes: | 9 ZIP Codes (6 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Code: | 906 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:12:34 PM |
| Population: | 5,811 [See All] |
| FIPS: | 26131 |
| Land Area: | 1,430 sq mi |
| Water Area: | 21 sq mi |
| Coordinates: | 46.6437, -89.2687 |
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5,811 residents live across 9 ZIPs covering 1,430 sq mi, served by 9 distinct USPS-recognized cities.
Population moved from 6,410 to 5,811 from 2014 to 2024 — a -9.3% change. 3 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 49948 (Mass City, $73,063 median) and poorest ZIP 49910 (Bergland, $39,583) are 29.0 miles apart — a 1.8× income gap across local geography.
Median home values vary 5.1× across this county — from $59,500 in 49971 (White Pine) to $301,000 in 49910 (Bergland).
Density varies 298× across the county — from 1 people/sq mi in 49967 (Trout Creek) to 348 in 49929 (Greenland).
Educational attainment ranges from 5.0% bachelor's+ in 49929 (Greenland) to 25.8% in 49948 (Mass City) — the breadth of educational profiles across the area.
Within Michigan, this is the #82 most populous of 83 counties and ranks #81 for median household income .
Weighted by population, the typical household earns about $55,720 across the county — reflecting what a typical resident sees, not a simple ZIP average.
19.1% of adults age 25+ hold a bachelor's degree or higher (928 of 4,867 reporting).
6 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
Ontonagon County lost 9.3% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 49953 | Ontonagon | Standard | 2,368 | $59,375 | 483.6 | -17.3% |
| 49912 | Bruce Crossing | Standard | 834 | $57,148 | 183.6 | -13.9% |
| 49948 | Mass City | Standard | 581 | $73,063 | 113.3 | 11.5% |
| 49925 | Ewen | Standard | 566 | $56,250 | 250.2 | 32.9% |
| 49967 | Trout Creek | Standard | 383 | $43,750 | 327.7 | -18.9% |
| 49971 | White Pine | PO Box | 369 | $39,861 | 34.0 | -8.2% |
| 49910 | Bergland | Standard | 298 | $39,583 | 7.9 | -26.1% |
| 49960 | Rockland | PO Box | 291 | $44,018 | 29.9 | 103.5% |
| 49929 | Greenland | PO Box | 121 | $42,708 | 0.3 | -42.1% |