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Wisconsin ZIP Codes
Iron County
Mercer, WI
54547
54547 ZIP Code — Mercer, WI
Iron County, Wisconsin
ZIP code 54547 is located in
Mercer ,
Wisconsin ,
within Iron County .
It covers approximately 215.71 square miles and serves a population of
1,394 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 715 .
About ZIP code 54547
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $258,300. Owner-occupancy is high at 87%, well above the national average.
Median household income is $62,616. 60% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with arts, entertainment, and food service as the leading industry. The average commute of 22 minutes is near the national average.
Educational attainment is near the national average, with 30% of residents holding a bachelor's degree or higher.
Overall, ZIP code 54547 reflects a community defined by high homeownership and a significant Social Security-dependent population.
54547 ZIP code map
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Cities in ZIP code 54547
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,394
Population density
6 / sq mi
State FIPS
55
County FIPS
051
Geography
Land area
215.71 sq mi
Water area
19.91 sq mi
Latitude
46.2050
Longitude
-90.1167
Timezone
Central (CT)
Area code
715
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
47.3%
54.7%
39.4%
$50k – $100k
38.7%
31.1%
33.0%
$100k – $200k
13.3%
13.1%
22.4%
Over $200k
0.7%
1.2%
5.2%
Demographics & statistics
$62,616
Median household income
$258,300
Median home value
29.8%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 155 11.1%
18 and over 1,239 88.9%
65 and over 566 40.6%
Median age 61.8 years
Race & ethnicity
American Indian / Alaska Native
0.9%
Group Count %
White 1,368 97.9%
American Indian / Alaska Native 13 0.9%
Two or more races 13 0.9%
Hispanic or Latino 4 0.3%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
47.3%
54.7%
39.4%
$50k – $100k
38.7%
31.1%
33.0%
$100k – $200k
13.3%
13.1%
22.4%
Over $200k
0.7%
1.2%
5.2%
Range % of households
Under $10k 3.3%
$10k–$15k 4.4%
$15k–$25k 7.5%
$25k–$35k 13.1%
$35k–$50k 11.2%
$50k–$75k 27.3%
$75k–$100k 15.4%
$100k–$150k 12.6%
$150k–$200k 2.0%
$200k+ 3.2%
Median income $62,616
Housing
Housing overview
Metric Value
Median home value $258,300
Median rent / month $630
Owner occupied 86.6%
Renter occupied 13.4%
Vacant 63.2%
Single-family detached 91.9%
Large apartment buildings 0.6%
Mobile homes 2.8%
Median rooms 5.2
Avg household size (owned) 1.98
Year built
Era %
2020 or later 0.3%
2010–2019 5.3%
2000–2009 18.1%
1990–1999 16.4%
1980–1989 8.9%
1970–1979 18.2%
1960–1969 7.5%
1950–1959 10.0%
1940–1949 4.4%
1939 or earlier 10.8%
Bedrooms
Size % of units
No bedroom (studio) 2.6%
1 bedroom 11.0%
2 bedrooms 35.8%
3 bedrooms 37.8%
4 bedrooms 10.7%
5+ bedrooms 2.1%
Vehicles per household
Vehicles % of households
No vehicle 1.2%
1 vehicle 33.2%
2 vehicles 43.1%
3 or more 22.5%
Heating fuel
Fuel type %
Utility gas 44.1%
Electricity 8.6%
Propane / LP gas 38.2%
Fuel oil 1.0%
Wood 7.0%
Households & families
Household type Count %
Married-couple family 359 52.1%
Cohabiting couple 59 8.6%
Male householder, no spouse 167 24.2%
Female householder, no spouse 104 15.1%
Households with children under 18 68 9.9%
Households with seniors (65+) 368 53.4%
Average household size 2.00
Marital status
Status Male Female
Never married 20.2% 20.7%
Married 58.0% 56.9%
Separated 0.0% 1.1%
Widowed 4.3% 6.1%
Divorced 17.5% 15.1%
Education
Some college, no degree
25.7%
Graduate / professional
10.7%
Metric %
HS diploma or higher 95.3%
Bachelor's or higher 29.8%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 6 3.7%
Kindergarten 23 14.2%
Elementary school 43 26.5%
High school 75 46.3%
College / grad school 15 9.3%
Employment
Industry of employment
Arts, food & hospitality
29.3%
Education & healthcare
16.5%
Transportation & utilities
7.5%
Professional & management
7.5%
Public administration
3.6%
Finance & real estate
2.0%
Agriculture & mining
1.2%
Occupation
Category %
Management, business & arts 33.2%
Service 23.6%
Sales & office 14.7%
Natural resources & construction 11.4%
Production & transportation 17.1%
Employment type
Type %
Private sector 78.5%
Government 15.3%
Self-employed 6.2%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 77.0%
Carpool 10.6%
Public transit 0.0%
Walk 1.4%
Work from home 9.2%
Other means 1.8%
Avg commute (minutes) 22.2
Poverty
Married-couple families
0.0%
Female-led households
31.3%
Income support
Source % of households
Social Security 59.9%
Retirement income 46.6%
Supplemental Security 5.5%
Cash public assistance 1.5%
Food stamps / SNAP 12.9%
Health indicators
Condition %
Obesity 33.7%
High blood pressure 41.1%
High cholesterol 41.5%
Diabetes 12.9%
Heart disease 9.7%
Stroke 4.3%
Asthma 9.2%
Arthritis 33.5%
Kidney disease 4.0%
Pulmonary disease 8.5%
Cancer 10.4%
Behavior / access %
Smoking 16.1%
Binge drinking 18.4%
No physical activity 22.6%
Less than 7 hrs sleep 29.0%
Depression 18.4%
Fair or poor health 14.6%
Poor mental health 11.4%
Poor physical health 11.9%
No health insurance 8.6%
Visited doctor (checkup) 79.7%
Visited dentist 70.1%
Cholesterol screening 92.7%
Teeth loss 12.0%
Veterans & disability
Veterans Count %
Civilian veterans 123 9.9%
Disability %
Any disability 18.4%
Under 18 20.6%
18–64 years 12.6%
65 and over 24.6%
Health insurance coverage
Type %
Private insurance 67.5%
Public insurance 55.9%
No insurance 4.7%
Uninsured under 19 8.8%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,374 98.6%
Spanish 25 1.8%
Other Indo-European 18 1.3%
Asian & Pacific Islander 7 0.5%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,369 98.2%
Born in same state 1,363 97.8%
Born in different state 760 54.5%
Foreign born 6 0.4%
Naturalized citizen 25 1.8%
Not a US citizen 11 44.0%
Ancestry
Ancestry Count %
Italian 161 11.5%
French 98 7%
Polish 63 4.5%
English 50 3.6%
Irish 40 2.9%
Ancestry Count %
Arab 38 2.7%
German 15 1.1%
Norwegian 13 0.9%
Dutch 12 0.9%
Technology access
Metric % of households
Computer access 49.4%
Internet access 93.2%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 54547
What city is ZIP code 54547 in?
ZIP code 54547 is primarily assigned to Mercer, Wisconsin.
What county is ZIP code 54547 in?
ZIP code 54547 falls within Iron County, Wisconsin.
Does ZIP code 54547 have an older population?
41% of residents in ZIP code 54547 are 65 or older, above the national average of ~17%.
Does ZIP code 54547 have a large retiree population?
60% of households in ZIP code 54547 receive Social Security income, suggesting a significant retiree or disability population.
Is ZIP code 54547 mostly owner-occupied?
87% of occupied units in ZIP code 54547 are owner-occupied, well above the national average.
Does ZIP code 54547 have a large veteran population?
10% of civilians in ZIP code 54547 are veterans, above the national average of ~7%.
What timezone is ZIP code 54547 in?
ZIP code 54547 observes the CST timezone.
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