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
Age is the most distinctive thing about Iron County: a median age of 55.9, older than the national median. Iron County is a county in Wisconsin with a population of 6,164.
Household earnings are middling, with a median of $59,058 — below the US median of $78,538. Only 6.5% of residents live in poverty, below the national 12.4%. Homes carry a median value of $155,200, with typical rent around $640.
Roughly 23.4% of adults have a bachelor’s, below the national 35.0%. Most workers commute: only 5.6% work from home, below the national 14.0%, and the average commute runs about 21 minutes each way.
The age structure shapes everything downstream in Iron County — from housing demand to the mix of working-age earners reflected in the income figures above.
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+
Largest cities in Wisconsin
Other counties in Wisconsin
Part of Wisconsin
Metro areas in Wisconsin
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.
More from Wisconsin
Population 927,656
Population 564,777
Population 409,040
Population 269,425
Full rankings of Wisconsin counties
Statewide data for Wisconsin
Population, race, income, age, and trends across Wisconsin
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.