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Iron County, MI
6 cities and towns and 6 ZIP codes in Iron County, Michigan.
Population
11,667
Land area
1,166sq mi
People per sq mi
10
ZIP codes
6
Cities and towns in Iron County
Iron County at a glance
- Iron County is 94% less dense than Michigan as a whole.
- The median household income is $55,940, 23% below the Michigan median of $72,875.
- A typical owner-occupied home is valued at $109,100 (53% below Michigan) and median rent is $716 a month.
- Its largest cities are Iron River (3,002), Crystal Falls (1,719) and Caspian (600).
Local data for Iron County, MI
Counts from official public data
Housing and community stats
Iron County, MI, American Community Survey 2020-2024
Median household income
$55,940
Poverty rate
17.0%
Median home value
$109,100
Prices +13.6% in a year
Median rent
$716/mo
Homeownership
84.5%
Bachelor's or higher
22.5%
Median age
53.1
Average commute
20.0 min
Largest reported origins and ancestries: German Americans (2,435), Italian Americans (1,652), Irish Americans (1,235).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
5.8%
Sep 2026, -0.2 pts in a year
Average annual pay
$46,937
3,371 jobs, 2025
Income per person
$53,507
BEA, 2024
Federal spending
$121M
FY 2026, $10,405 per person
PPP loans
$19.2M
279 loans, 2,815 jobs reported
Campaign donations
$25.3K
Itemized, 2026 cycle
How people get to work
Iron County, MI, workers 16 and older. American Community Survey 5-year estimates
- Drove alone76.5%
- Carpooled6.6%
- Public transit0.0%
- Walked3.0%
- Bicycle0.2%
- Taxi, ride-hailing, motorcycle or other2.2%
- Worked from home11.6%
Average one-way commute: 20.0 minutes for people who do not work from home.
Environment and hazard risk
Iron County, MI, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: cold wave
Storm events since 1996
408
Most often thunderstorm wind
Flood insurance policies
1
0.0% of homes, county
July high / Jan low
77° / 0°F
30.5 inches of rain a year
Hazards, floods and storm historyCheck a flood zone69 historic places
Health statistics
Share of adults in Iron County, MI, CDC PLACES estimates
Obesity
39.0%
U.S. 33.3% +5.7 pts
Diabetes
15.3%
U.S. 12.1% +3.2 pts
Smoking
16.6%
U.S. 12.8% +3.8 pts
Uninsured (18-64)
6.7%
U.S. 11.1% -4.4 pts
Cities, towns and ZIP codes in Iron County
Population shown
Frequently asked questions
- What is the largest city in Iron County, MI?
- Iron River is the largest city or town in Iron County, with about 3,002 residents.
- How many ZIP codes are in Iron County?
- Iron County includes 6 ZIP Code Tabulation Areas, including 49902, 49903, 49915, 49920, 49927.
- What is the population of Iron County, MI?
- About 11,667 people live in Iron County, based on American Community Survey 5-year estimates.
- What counties border Iron County?
- Iron County borders Marquette County, Houghton County, Dickinson County, Vilas County, WI, Gogebic County, Forest County, WI, Baraga County, Ontonagon County, Florence County, WI.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023