Postal Codes

53578 ZIP Code

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ZIP code 53578 covers Prairie Du Sac, Wisconsin, with a population of about 6,444 and a median household income of $100,194.

Population
6,444150 per square mile
Median age
40.61.9 points above the US average
Median household income
$100,1941.3× the Wisconsin median
Poverty rate
8%4.4 points below the US average
Typical home value
$428,611up 20.6% in five years
Median rent
$1,1411.1× the Wisconsin median
Degree or higher
41%6 points above the US average
Homeownership
71.5%6.5 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
162

Where 53578 is

Prairie Du Sac, Wisconsin — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population6,444
Median age40.6
Family households70.3%
Born outside the US3.4%
Speaks a language other than English at home5.8%
White (non-Hispanic)87.6%
Black (non-Hispanic)1%
Asian (non-Hispanic)0%
Hispanic or Latino7.1%
Veterans7%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$100,194
Income per person$47,084
Poverty rate8%
Households on SNAP or cash assistance8.7%

Household income distribution

Under $10k1.0%
$10–15k1.5%
$15–20k1.9%
$20–25k2.2%
$25–30k0.8%
$30–35k2.9%
$35–40k4.9%
$40–45k2.9%
$45–50k5.2%
$50–60k6.1%
$60–75k6.8%
$75–100k13.5%
$100–125k14.8%
$125–150k4.3%
$150–200k18.4%
$200k or more12.6%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed3,290
Mean adjusted gross income$95,319
Returns declaring $200,000 or more7.3%
Returns, under $25k21.3%
Returns, $25k–$50k19.5%
Returns, $50k–$75k15.2%
Returns, $75k–$100k11.9%
Returns, $100k–$200k24.9%
Returns, $200k or more7.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$333,800
Median gross rent$1,141
Rent as a share of household income25.7%
Owner-occupied71.5%
Vacant homes4.8%
Median year built1988

What the homes are

Detached house73.5%
Attached house6%
2 to 4 units8.9%
5 to 19 units7.8%
20 or more units2.3%
Mobile home1.4%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$428,611as of 2026-07
Typical home value, 1 yearup 3.3%
Typical home value, 5 yearsup 20.6%
Typical home value, 10 yearsup 71.9%
Typical home value since 2000
200920172026$428,611$208,448

$224,374 in 2009 to $428,611 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.8%
Bachelor's degree or higher41%
High school diploma or higher95.3%
Works from home13.3%
Drives to work alone79%
Takes public transport0%
Commutes 45 minutes or more16.1%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity38.5% 5.1 pts above the national average of 33.4%
Diagnosed diabetes11.3% 0.7 pts below the national average of 12%
Currently smokes13.3% same as the national average of 13.2%
High blood pressure32.6% 1.5 pts below the national average of 34.1%
Fair or poor general health16.5% 3.8 pts below the national average of 20.3%
No health insurance (18–64)6.8% 4.5 pts below the national average of 11.3%
Depression23.7% 1.8 pts above the national average of 21.9%
No leisure-time physical activity26.8% 1.4 pts above the national average of 25.4%
Arthritis27.8% 2.7 pts above the national average of 25.1%
Binge drinking19.3% 3.3 pts above the national average of 16%
Taking blood pressure medication79.1% 4.4 pts above the national average of 74.7%
Cancer (non-skin)9.5% 1.8 pts above the national average of 7.7%
Current asthma10.7% same as the national average of 10.4%
Coronary heart disease6.4% same as the national average of 6.2%
Routine check-up in past year77.8% 1.1 pts above the national average of 76.7%
Cholesterol screening87.8% 1.9 pts above the national average of 85.9%
Cognitive disability11.7% 3.1 pts below the national average of 14.8%
Colorectal screening69.9% 5.6 pts above the national average of 64.3%
COPD6.2% same as the national average of 6.6%
Visited a dentist67% 5.7 pts above the national average of 61.3%
Any disability29% 1.7 pts below the national average of 30.7%
Lacks emotional support17.9% 6.9 pts below the national average of 24.8%
Food insecurity9.5% 7.6 pts below the national average of 17.1%
Received food stamps9.9% 4.4 pts below the national average of 14.3%
Hearing disability6.9% same as the national average of 6.7%
High cholesterol34.9% 1.3 pts below the national average of 36.2%
Housing insecurity8% 5.8 pts below the national average of 13.8%
Independent living disability7.1% 1.3 pts below the national average of 8.4%
Lacks transport5.5% 3.7 pts below the national average of 9.2%
Loneliness29% 5.4 pts below the national average of 34.4%
Mammography use78.9% 3 pts above the national average of 75.9%
Poor mental health (14+ days)14.7% 2.1 pts below the national average of 16.8%
Mobility disability13.1% 0.9 pts below the national average of 14%
Poor physical health (14+ days)12.8% 0.7 pts below the national average of 13.5%
Self-care disability3.2% 0.8 pts below the national average of 4%
Utility shut-off threat4.6% 4.2 pts below the national average of 8.8%
Sleeps under 7 hours32.9% 3.5 pts below the national average of 36.4%
Stroke3.2% same as the national average of 3.4%
All natural teeth lost7% 6 pts below the national average of 13%
Vision disability3.9% 1.7 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments162
People employed2,714
Annual payroll$187,883,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 65.2% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 6 census tracts this ZIP code covers
Expected annual loss70.1 out of 100
Community resilience76.8 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Hail93.1Very High at its worst in this ZIP code
Cold wave84.2Relatively High at its worst in this ZIP code
Landslide84Relatively Moderate at its worst in this ZIP code
Drought82.3Relatively Low at its worst in this ZIP code
River flooding78.4Relatively High at its worst in this ZIP code
Tornado72.6Relatively High at its worst in this ZIP code
Strong wind72.5Relatively High at its worst in this ZIP code
Wildfire60.5Very Low at its worst in this ZIP code
Heat wave51.8Relatively Moderate at its worst in this ZIP code
Winter weather50.7Relatively Moderate at its worst in this ZIP code
Lightning49Relatively Moderate at its worst in this ZIP code
Ice storm46.6Relatively Low at its worst in this ZIP code
Hurricane19.3Very Low at its worst in this ZIP code
Earthquake9.1Very Low at its worst in this ZIP code
Compared with Wisconsin and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPWisconsinUnited States
Median household income$100,194$75,670$78,538
Income per person$47,084$42,019$43,289
Poverty rate8%10.6%12.4%
Median home value$333,800$247,400$303,400
Median gross rent$1,141$1,045$1,348
Homeownership71.5%67.9%65%
Bachelor's degree or higher41%32.8%35%
Unemployment rate1.8%3.3%5.2%
Works from home13.3%11.6%13.5%
Born outside the US3.4%5.1%13.9%
Median age40.640.138.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationSAUK CITY WWTP, WI US3.8 km away
Rain in a year37 in

Average high and low by month

January26.5°F / 7.9°F1.3 in rain
February31°F / 10.8°F1.33 in rain
March43.7°F / 22.7°F1.93 in rain
April56.8°F / 33.7°F3.86 in rain
May69.2°F / 45.5°F4.33 in rain
June78.5°F / 56°F5.32 in rain
July82°F / 59.4°F4.24 in rain
August80.2°F / 57.7°F4.12 in rain
September73.5°F / 48.9°F3.94 in rain
October60.5°F / 37.7°F2.38 in rain
November45.2°F / 25.9°F2.23 in rain
December32.5°F / 15.1°F1.54 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Sauk Prairie School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability34more vulnerable than 34% of US census tracts
Socioeconomic status20more vulnerable than 20% of US census tracts
Household characteristics57more vulnerable than 57% of US census tracts
Racial and ethnic minority status16more vulnerable than 16% of US census tracts
Housing type and transport56more vulnerable than 56% of US census tracts
Walkability6.5 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

53583 Sauk City, WI3 km away
53560 Mazomanie, WI12.4 km away
53561 Merrimac, WI13.5 km away
53951 North Freedom, WI15.3 km away
53555 Lodi, WI15.7 km away
53515 Black Earth, WI18.2 km away
53529 Dane, WI19.8 km away
53958 Reedsburg, WI20.2 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Sauk County80.9% of this ZIP code's land area
Columbia County19.1% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area43.09 sq mi
Water area1.58 sq mi
Population density150 people per sq mi
Latitude, longitude43.2956, -89.7452

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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