Iron County, Wisconsin Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 70th-largest in Wisconsin
The population of Iron County, Wisconsin is 6,164 as of the 2023 American Community Survey, making it the 70th-largest county in Wisconsin. The median household income is $59,058, the median home value is $155,200, and the median age is 55.9.
The population of Iron County has grown 5.2% since 2010 (5,925 → 6,235), a +0.36% annualized rate.
6,164
Population
+0.36%
Annual growth
8
People / sq mi
$59,058
Median Income
$155,200
Median Home Value
Iron County covers 758 sq mi of land at 8.1 people per square mile.
About Iron County, WI
Iron County is a county in Wisconsin with a population of 6,164. It ranks #70 among counties in Wisconsin by population. The median age is 55.9, older than the national median. The population is 50.7% male and 49.3% female.
The median household income in Iron County is $59,058, below the US median of $74,580. 6.5% of residents live below the federal poverty level. Home values sit at a median of $155,200, with monthly rent averaging $640. The homeownership rate of 86.9% is higher than the national rate of 64.8%.
Educational attainment in Iron County reflects 23.4% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 5.6% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 20.8 minutes each way.
Iron County Population History (2010-2024)
The county of Iron County had a population of 5,925 in 2010 and 6,235 in 2024, a 5.2% growth over 14 years. The peak was 6,277 in 2023. Average annual growth rate: 0.39%.
6,235
Population (2024)
5,925
Population (2010)
6,277
Peak (2023)
0.39%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 5,925 |
| 2011 | 5,959 |
| 2012 | 5,888 |
| 2013 | 5,829 |
| 2014 | 5,860 |
| 2015 | 5,724 |
| 2016 | 5,656 |
| 2017 | 5,675 |
| 2018 | 5,671 |
| 2019 | 5,688 |
| 2020 | 6,140 |
| 2021 | 6,176 |
| 2022 | 6,221 |
| 2023 | 6,277 |
| 2024 | 6,235 |
Race & Ethnicity
| White | 94.5% |
| Black or African American | 0.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.5% |
| Two or More Races | 0.0% |
Age & Sex
55.9
Median Age
49.3%
Female
50.7%
Male
32.1%
Age 65+
Age Distribution
Children (under 15): 12.2% · Seniors (65+): 32.1%
Income & Poverty
| Median household income | $59,058$-16,612 vs state |
| Mean household income | $73,582 |
| Per-capita income | $35,462 |
| Poverty rate | 6.5%-0.1% vs state |
| Unemployment rate | 1.5% |
| Employment-to-population | 50.6% |
Top Industries by Employment
The largest employment sector in Iron County is professional & business services, accounting for 23.1% of workers.
How residents commute
0.0%
Drive alone
1.9%
Carpool
81.3%
Public transit
5.6%
Work from home
20.8 min
Avg commute
Housing
$155,200$-92,200 vs state
Median home value
$640
Median rent
86.9%
Homeownership rate
5,572
Total housing units
52.9%
Occupied
47.1%
Vacant
13.1%
Renter-occupied
Social & access
94.1%
With health insurance
92.3%
With broadband internet
53.9%
Foreign-born
9.8%
Veterans (18+)
16.0%
With a disability
97.8%
Speak language other than English at home
Education
95.4%
High School+
23.4%
Bachelor's+
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County rankings
Frequently Asked Questions
Iron County, Wisconsin has a population of 6,164 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 70th-largest county in Wisconsin. Population density is 8 people per square mile.
The population of Iron County has grown 5.2% since 2010 (5,925 → 6,235), a +0.36% annualized rate.
The median household income in Iron County, Wisconsin is $59,058, with mean (average) household income of $73,582 and per-capita income of $35,462. 6.5% of residents live below the federal poverty level.
In Iron County, the largest racial and ethnic groups are White (94.5%), Hispanic or Latino (3.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Iron County, Wisconsin is 55.9 years. Residents are 49.3% female and 50.7% male.
The median home value in Iron County is $155,200 and median monthly rent is $640. 86.9% of occupied housing units are owner-occupied. The county has 5,572 total housing units, 47.1% of which are vacant.
The largest employment sector in Iron County, Wisconsin is professional, scientific, and management services, employing 23.1% of workers. The unemployment rate is 1.5%.
Milwaukee is among the largest cities associated with Iron County, Wisconsin, with a population of 569,756.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.