Iron Mountain, MI-WI micro area ZIP codes
The Iron Mountain, MI-WI micropolitan statistical area (CBSA 27020) covers 2 counties in Michigan and Wisconsin and 13 ZIP codes.
- ZIP codes
- 13
- Population
- 29,720
- Avg. median income
- $66,100population-weighted
- Counties
- 2
Click anywhere on the map to see which ZIP code it's in.
Counties in the Iron Mountain, MI-WI area
- Dickinson County, MI (central)
- Florence County, WI
ZIP codes in the Iron Mountain, MI-WI area
| ZIP code | City | State | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|---|
| 49801 | Iron Mountain | MI | Dickinson County | 11,860 | $67,337 | $195,900 |
| 49802 | Kingsford | MI | Dickinson County | 5,975 | $62,209 | $155,500 |
| 49815 | Channing | MI | Dickinson County | 295 | $63,854 | $108,300 |
| 49831 | Felch | MI | Dickinson County | 524 | $66,750 | $169,600 |
| 49834 | Foster City | MI | Dickinson County | 535 | $65,000 | $119,100 |
| 49852 | Loretto | MI | Dickinson County | 178 | $83,438 | — |
| 49870 | Norway | MI | Dickinson County | 3,509 | $75,179 | $163,400 |
| 49876 | Quinnesec | MI | Dickinson County | 923 | $39,853 | $154,900 |
| 49877 | Ralph | MI | Dickinson County | 56 | $81,458 | $137,500 |
| 49881 | Sagola | MI | Dickinson County | 358 | $85,625 | $278,800 |
| 49892 | Vulcan | MI | Dickinson County | 2,037 | $74,926 | $223,400 |
| 54120 | Fence | WI | Florence County | 213 | $53,906 | $209,000 |
| 54121 | Florence | WI | Florence County | 3,257 | $58,750 | $218,800 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Frequently asked questions
How many ZIP codes are in the Iron Mountain, MI-WI micro area?
13 ZIP codes, based on each ZIP code's main county.
Which counties make up the Iron Mountain, MI-WI area?
Dickinson County, MI and Florence County, WI.
What is an MSA?
A metropolitan statistical area (MSA) is a core city of 50,000+ people plus the surrounding counties tied to it by commuting, as defined by the U.S. Office of Management and Budget. Micropolitan areas have a core of 10,000–50,000. Together they are called core-based statistical areas (CBSAs).