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Wisconsin ZIP Codes
Rock County
Avalon, WI
53505
53505 ZIP Code — Avalon, WI
Rock County, Wisconsin
ZIP code 53505 is located in
Avalon ,
Wisconsin ,
within Rock County .
It covers approximately 22.10 square miles and serves a population of
368 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 608 .
About ZIP code 53505
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $254,300. Owner-occupancy is high at 83%, well above the national average.
The gap between median ($123,250) and mean household income suggests income inequality — a small number of higher earners pull the average up.
The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 24 minutes is near the national average.
Educational attainment is near the national average, with 27% of residents holding a bachelor's degree or higher.
Notable community characteristics include a notable veteran presence at 14% of civilians, above the national average of 7%.
Overall, ZIP code 53505 reflects a community defined by a strong veteran community and high homeownership.
53505 ZIP code map
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Cities in ZIP code 53505
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
368
Population density
17 / sq mi
State FIPS
55
County FIPS
105
Geography
Land area
22.10 sq mi
Water area
0.01 sq mi
Latitude
42.6590
Longitude
-88.8306
Timezone
Central (CT)
Area code
608
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.1%
42.6%
39.4%
$50k – $100k
26.8%
34.1%
33.0%
$100k – $200k
41.2%
20.6%
22.4%
Over $200k
5.9%
2.7%
5.2%
Demographics & statistics
$123,250
Median household income
$254,300
Median home value
$1,583
Median monthly rent
27.4%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 54 14.7% 18 and over 314 85.3% 65 and over 45 12.2% Median age 49.2 years
Race & ethnicity
Group Count % White 366 99.5% Two or more races 2 0.5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.1%
42.6%
39.4%
$50k – $100k
26.8%
34.1%
33.0%
$100k – $200k
41.2%
20.6%
22.4%
Over $200k
5.9%
2.7%
5.2%
Range % of households Under $10k 1.8% $15k–$25k 1.2% $25k–$35k 3.7% $35k–$50k 8.5% $50k–$75k 17.7% $75k–$100k 12.2% $100k–$150k 17.1% $150k–$200k 10.4% $200k+ 27.4% Median income $123,250
Housing
Housing overview
Metric Value Median home value $254,300 Median rent / month $1,583 Owner occupied 82.9% Renter occupied 17.1% Vacant 6.8% Single-family detached 95.5% Large apartment buildings 0.0% Mobile homes 0.0% Median rooms 6.2 Avg household size (owned) 2.35
Year built
Era % 2020 or later 0.0% 2010–2019 2.8% 2000–2009 1.7% 1990–1999 6.3% 1980–1989 2.8% 1970–1979 4.5% 1960–1969 3.4% 1950–1959 0.0% 1940–1949 31.3% 1939 or earlier 47.2%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 0.0% 2 bedrooms 7.4% 3 bedrooms 64.8% 4 bedrooms 23.9% 5+ bedrooms 4.0%
Vehicles per household
Vehicles % of households No vehicle 0.0% 1 vehicle 20.7% 2 vehicles 34.8% 3 or more 44.5%
Heating fuel
Fuel type % Utility gas 33.5% Electricity 3.7% Propane / LP gas 59.8% Wood 1.8%
Households & families
Household type Count % Married-couple family 94 57.3% Cohabiting couple 11 6.7% Male householder, no spouse 32 19.5% Female householder, no spouse 27 16.5% Households with children under 18 31 18.9% Households with seniors (65+) 31 18.9% Average household size 2.24
Marital status
Status Male Female Never married 43.4% 29.1% Married 49.0% 59.1% Separated 0.0% 3.1% Widowed 0.0% 7.9% Divorced 7.7% 0.8%
Education
Some college, no degree
28.6%
Graduate / professional
4.1%
Metric % HS diploma or higher 95.1% Bachelor's or higher 27.4%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 3 4.3% Kindergarten 1 1.4% Elementary school 45 65.2% High school 20 29.0% College / grad school 0 0.0%
Employment
Industry of employment
Agriculture & mining
13.1%
Education & healthcare
9.0%
Finance & real estate
8.6%
Professional & management
6.5%
Transportation & utilities
2.9%
Public administration
0.4%
Occupation
Category % Management, business & arts 35.1% Service 1.2% Sales & office 19.6% Natural resources & construction 25.3% Production & transportation 18.8%
Employment type
Type % Private sector 77.1% Government 6.9% Self-employed 15.9% Unpaid family workers 0.0%
Commute
Method % Drive alone 78.6% Carpool 0.8% Public transit 0.0% Walk 1.2% Work from home 19.3% Other means 0.0% Avg commute (minutes) 23.5
Poverty
Married-couple families
3.2%
Female-led households
0.0%
Income support
Source % of households Social Security 22.0% Retirement income 21.3% Supplemental Security 1.8% Cash public assistance 0.0% Food stamps / SNAP 1.2%
Health indicators
Condition % Obesity 34.3% High blood pressure 30.9% High cholesterol 33.2% Diabetes 9.0% Heart disease 6.1% Stroke 2.8% Asthma 9.4% Arthritis 24.3% Kidney disease 2.7% Pulmonary disease 6.1% Cancer 7.2%
Behavior / access % Smoking 17.8% Binge drinking 22.8% No physical activity 20.4% Less than 7 hrs sleep 29.8% Depression 19.8% Fair or poor health 11.4% Poor mental health 12.6% Poor physical health 9.6% No health insurance 9.8% Visited doctor (checkup) 71.7% Visited dentist 72.0% Cholesterol screening 89.0% Teeth loss 11.1%
Veterans & disability
Veterans Count % Civilian veterans 44 14.0%
Disability % Any disability 4.3% Under 18 0.0% 18–64 years 2.6% 65 and over 20.0%
Health insurance coverage
Type % Private insurance 95.7% Public insurance 26.6% No insurance 0.0% Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 364 98.9% Spanish 2 0.5% Other Indo-European 0 0.0% Asian & Pacific Islander 0 0.0% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 368 100.0% Born in same state 368 100.0% Born in different state 320 87.0% Foreign born 0 0.0% Naturalized citizen 0 0.0% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % Italian 51 13.9% English 50 13.6% Polish 23 6.3%
Ancestry Count % French 14 3.8% Dutch 3 0.8%
Technology access
Metric % of households Computer access 44.6% Internet access 93.9%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 53505
What city is ZIP code 53505 in?
ZIP code 53505 is primarily assigned to Avalon, Wisconsin.
What county is ZIP code 53505 in?
ZIP code 53505 falls within Rock County, Wisconsin.
Is ZIP code 53505 mostly owner-occupied?
83% of occupied units in ZIP code 53505 are owner-occupied, well above the national average.
Does ZIP code 53505 have a large veteran population?
14% of civilians in ZIP code 53505 are veterans, above the national average of ~7%.
What is the median household income in ZIP code 53505?
The median household income in ZIP code 53505 is $123,250, above the national median of ~$75,000.
What is the population of ZIP code 53505?
ZIP code 53505 has an estimated population of 368 residents, with a density of 17 people per square mile.
What timezone is ZIP code 53505 in?
ZIP code 53505 observes the CST timezone.
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