Iron County, WI ZIP Codes
Wisconsin (WI) · 7 ZIP codes · 7 cities
7
ZIP codes
6,178
population (2021)
+4.4%
pop change since 2010
55051
FIPS code
Iron County ZIP code map
About Iron County
Iron County is located in Wisconsin and contains 7 ZIP codes across 7 cities and communities.
The county's population was 6,178 as of 2021,
an increase of
4.4% from 5,916 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Iron County is 55051.
| Population | |
|---|---|
| 2021 population | 6,178 |
| 2010 population | 5,916 |
| Change | +4.4% |
| County details | |
|---|---|
| State | Wisconsin |
| FIPS code | 55051 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Iron County
ZIP codes for Iron County, WI (7)
| ZIP code | City | County | Map |
|---|---|---|---|
| 54525 | Gile | Iron | View map |
| 54534 | Hurley | Iron | View map |
| 54536 | Iron Belt | Iron | View map |
| 54547 | Mercer | Iron | View map |
| 54550 | Montreal | Iron | View map |
| 54559 | Saxon | Iron | View map |
| 54565 | Upson | Iron | View map |
Demographics & statistics
5,801
Population
52.7
Median age
$55,565
Median household income
$33,534
Per capita income
$134,933
Median home value
$538
Median monthly rent
84.9%
Home ownership
10.9%
Poverty rate
5.6%
Unemployment
4,306
Housing units
24.1%
Bachelor's or higher
Age distribution
Male
Female
114
Under 5
110
128
5–9
123
134
10–14
130
145
15–19
140
99
20–24
95
298
25–34
288
273
35–44
263
367
45–54
353
228
55–59
219
324
60–64
313
489
65–74
472
280
75–84
269
75
85+
72
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 921 | 15.9% |
| 18 and over | 4,880 | 84.1% |
| 65 and over | 1,657 | 24.9% |
| Median age | 52.7 years | |
Race & ethnicity
White
87.8%
American Indian / Alaska Native
6.8%
Two or more races
2.8%
Hispanic or Latino
1.4%
Other race
0.6%
Asian
0.4%
Black or African American
0.1%
| Group | Count | % |
|---|---|---|
| White | 5,170 | 87.8% |
| American Indian / Alaska Native | 402 | 6.8% |
| Two or more races | 166 | 2.8% |
| Hispanic or Latino | 85 | 1.4% |
| Other race | 36 | 0.6% |
| Asian | 23 | 0.4% |
| Black or African American | 4 | 0.1% |
Household income
Under $10k
5.1%
$10k–$15k
3.6%
$15k–$25k
11.0%
$25k–$35k
11.1%
$35k–$50k
18.1%
$50k–$75k
18.9%
$75k–$100k
10.8%
$100k–$150k
13.1%
$150k–$200k
6.0%
$200k+
2.4%
| Range | % of households |
|---|---|
| Under $10k | 5.1% |
| $10k–$15k | 3.6% |
| $15k–$25k | 11.0% |
| $25k–$35k | 11.1% |
| $35k–$50k | 18.1% |
| $50k–$75k | 18.9% |
| $75k–$100k | 10.8% |
| $100k–$150k | 13.1% |
| $150k–$200k | 6.0% |
| $200k+ | 2.4% |
| Median income | $55,565 |
Housing
Home values
Under $50k
15.1%
$50k–$100k
24.9%
$100k–$150k
19.5%
$150k–$200k
13.6%
$200k–$300k
14.1%
$300k–$500k
10.6%
$500k–$1M
2.1%
$1M+
0.2%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $134,933 |
| Median rent / month | $538 |
| Owner occupied | 84.9% |
| Renter occupied | 15.1% |
| Vacant | 40.2% |
| Single-family detached | 86.8% |
| Large apartment buildings | 2.7% |
| Mobile homes | 1.9% |
| Median rooms | 5.5 |
| Avg household size (owned) | 2.13 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.2% |
| 2010–2019 | 3.6% |
| 2000–2009 | 9.1% |
| 1990–1999 | 10.2% |
| 1980–1989 | 10.1% |
| 1970–1979 | 14.7% |
| 1960–1969 | 6.9% |
| 1950–1959 | 9.4% |
| 1940–1949 | 7.3% |
| 1939 or earlier | 28.4% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 2.8% |
| 1 bedroom | 8.4% |
| 2 bedrooms | 30.7% |
| 3 bedrooms | 44.5% |
| 4 bedrooms | 11.1% |
| 5+ bedrooms | 2.5% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 4.8% |
| 1 vehicle | 25.6% |
| 2 vehicles | 47.6% |
| 3 or more | 22.0% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 46.8% |
| Electricity | 9.6% |
| Propane / LP gas | 27.8% |
| Fuel oil | 4.6% |
| Wood | 10.6% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 1,210 | 46.4% |
| Cohabiting couple | 313 | 8.5% |
| Male householder, no spouse | 582 | 21.2% |
| Female householder, no spouse | 617 | 23.9% |
| Households with children under 18 | 478 | 17.2% |
| Households with seniors (65+) | 1,165 | 37.9% |
| Average household size | 2.09 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 27.1% | 22.8% |
| Married | 54.7% | 50.8% |
| Separated | 0.4% | 1.0% |
| Widowed | 3.3% | 10.3% |
| Divorced | 14.5% | 15.1% |
Education
Less than 9th grade
1.0%
Some HS, no diploma
4.6%
HS graduate
29.4%
Some college, no degree
27.2%
Associate's degree
13.8%
Bachelor's degree
16.9%
Graduate / professional
7.3%
| Metric | % |
|---|---|
| HS diploma or higher | 94.4% |
| Bachelor's or higher | 24.1% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 30 | 2.8% |
| Kindergarten | 70 | 8.4% |
| Elementary school | 378 | 41.1% |
| High school | 223 | 25.0% |
| College / grad school | 122 | 22.7% |
Employment
Industry of employment
Education & healthcare
21.8%
Manufacturing
14.1%
Arts, food & hospitality
12.6%
Retail trade
11.5%
Construction
9.6%
Professional & management
8.2%
Public administration
5.8%
Transportation & utilities
4.5%
Agriculture & mining
3.8%
Finance & real estate
2.7%
Information
2.5%
Wholesale trade
1.5%
Other services
1.5%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 32.2% |
| Service | 16.5% |
| Sales & office | 18.2% |
| Natural resources & construction | 15.4% |
| Production & transportation | 17.7% |
Employment type
| Type | % |
|---|---|
| Private sector | 65.4% |
| Government | 23.9% |
| Self-employed | 10.5% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 75.3% |
| Carpool | 6.7% |
| Public transit | 1.6% |
| Walk | 5.6% |
| Other means | 0.7% |
| Avg commute (minutes) | 22.3 |
Poverty
All people
10.9%
Under 18 years
16.1%
18 and over
10.3%
Married-couple families
2.9%
Female-led households
29.1%
Income support
| Source | % of households |
|---|---|
| Social Security | 43.0% |
| Retirement income | 28.8% |
| Supplemental Security | 5.0% |
| Cash public assistance | 2.2% |
| Food stamps / SNAP | 14.0% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 36.1% |
| High cholesterol | 36.5% |
| Heart disease | 8.1% |
| Stroke | 3.9% |
| Asthma | 10.1% |
| Arthritis | 28.9% |
| Kidney disease | 3.5% |
| Pulmonary disease | 8.1% |
| Cancer | 8.1% |
| Behavior / access | % |
|---|---|
| Binge drinking | 21.8% |
| No physical activity | 23.2% |
| Less than 7 hrs sleep | 31.5% |
| Fair or poor health | 15.1% |
| Poor mental health | 13.8% |
| Poor physical health | 12.1% |
| No health insurance | 10.1% |
| Visited doctor (checkup) | 76.4% |
| Visited dentist | 65.9% |
| Cholesterol screening | 88.6% |
| Teeth loss | 14.3% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 464 | 8.3% |
| Disability | % |
|---|---|
| Any disability | 16.4% |
| Under 18 | 6.0% |
| 18–64 years | 12.9% |
| 65 and over | 34.6% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 61.9% |
| Public insurance | 43.6% |
| Uninsured under 19 | 12.9% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 5,577 | 95.6% |
| Spanish | 40 | 0.6% |
| Other Indo-European | 18 | 0.2% |
| Asian & Pacific Islander | 8 | 0.1% |
| Other languages | 5 | 0.1% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 5,721 | 99.0% |
| Born in same state | 5,695 | 98.4% |
| Born in different state | 2,574 | 47.7% |
| Foreign born | 26 | 0.6% |
| Naturalized citizen | 80 | 1.0% |
| Not a US citizen | 48 | 52.4% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 508 | 8.8% |
| French | 381 | 6.6% |
| Polish | 230 | 4% |
| Arab | 144 | 2.5% |
| German | 114 | 2% |
| Ancestry | Count | % |
|---|---|---|
| English | 98 | 1.7% |
| Irish | 46 | 0.8% |
| Dutch | 20 | 0.3% |
| Norwegian | 17 | 0.3% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 47.9% |
| Internet access | 91.7% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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