Postal Codes

53070 ZIP Code

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ZIP code 53070 covers Oostburg, Wisconsin, with a population of about 5,009 and a median household income of $95,714.

Population
5,009170 per square mile
Median age
43.85.1 points above the US average
Median household income
$95,7141.3× the Wisconsin median
Poverty rate
4.2%8.2 points below the US average
Typical home value
$364,725up 41.7% in five years
Median rent
$84219% below the Wisconsin median
Degree or higher
31.3%3.7 points below the US average
Homeownership
85.4%20.4 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
118

Where 53070 is

Oostburg, 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

Population5,009
Median age43.8
Family households76.3%
Born outside the US4.8%
Speaks a language other than English at home8.2%
White (non-Hispanic)87%
Black (non-Hispanic)0.5%
Asian (non-Hispanic)0.7%
Hispanic or Latino8.7%
Veterans6%
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$95,714
Income per person$42,657
Poverty rate4.2%
Households on SNAP or cash assistance3.2%

Household income distribution

Under $10k3.5%
$10–15k1.6%
$15–20k0.5%
$20–25k1.7%
$25–30k3.3%
$30–35k1.7%
$35–40k3.7%
$40–45k1.8%
$45–50k1.2%
$50–60k9.7%
$60–75k10.2%
$75–100k12.6%
$100–125k13.3%
$125–150k12.1%
$150–200k13.6%
$200k or more9.7%

Income as declared to the IRS

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

Tax returns filed2,400
Mean adjusted gross income$81,344
Returns declaring $200,000 or more5%
Returns, under $25k23.8%
Returns, $25k–$50k20.0%
Returns, $50k–$75k15.8%
Returns, $75k–$100k11.7%
Returns, $100k–$200k23.8%
Returns, $200k or more5.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$264,600
Median gross rent$842
Rent as a share of household income14.5%
Owner-occupied85.4%
Vacant homes12.7%
Median year built1973

What the homes are

Detached house77.6%
Attached house10.3%
2 to 4 units6%
5 to 19 units5.1%
20 or more units0.9%
Mobile home0.2%
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$364,725as of 2026-07
Typical home value, 1 yearup 6.7%
Typical home value, 5 yearsup 41.7%
Typical home value, 10 yearsup 105%
Typical home value since 2000
200820172026$364,725$155,803

$208,903 in 2008 to $364,725 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.5%
Bachelor's degree or higher31.3%
High school diploma or higher93.1%
Works from home14.6%
Drives to work alone74.7%
Takes public transport0%
Commutes 45 minutes or more11.5%
Health

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

Obesity36.1% 2.7 pts above the national average of 33.4%
Diagnosed diabetes11.3% 0.7 pts below the national average of 12%
Currently smokes12.8% same as the national average of 13.2%
High blood pressure36.4% 2.3 pts above the national average of 34.1%
Fair or poor general health16.7% 3.6 pts below the national average of 20.3%
No health insurance (18–64)6.2% 5.1 pts below the national average of 11.3%
Depression22.3% same as the national average of 21.9%
No leisure-time physical activity26.9% 1.5 pts above the national average of 25.4%
Arthritis28.7% 3.6 pts above the national average of 25.1%
Binge drinking19.7% 3.7 pts above the national average of 16%
Taking blood pressure medication79.2% 4.5 pts above the national average of 74.7%
Cancer (non-skin)10.2% 2.5 pts above the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease7.2% 1 pts above the national average of 6.2%
Routine check-up in past year79.3% 2.6 pts above the national average of 76.7%
Cholesterol screening88.2% 2.3 pts above the national average of 85.9%
Cognitive disability11.6% 3.2 pts below the national average of 14.8%
Colorectal screening71.4% 7.1 pts above the national average of 64.3%
COPD6.5% same as the national average of 6.6%
Visited a dentist69.4% 8.1 pts above the national average of 61.3%
Any disability28.8% 1.9 pts below the national average of 30.7%
Lacks emotional support18.3% 6.5 pts below the national average of 24.8%
Food insecurity8.8% 8.3 pts below the national average of 17.1%
Received food stamps9% 5.3 pts below the national average of 14.3%
Hearing disability7.5% 0.8 pts above the national average of 6.7%
High cholesterol36.2% same as the national average of 36.2%
Housing insecurity7.4% 6.4 pts below the national average of 13.8%
Independent living disability7.2% 1.2 pts below the national average of 8.4%
Lacks transport5.2% 4 pts below the national average of 9.2%
Loneliness28.5% 5.9 pts below the national average of 34.4%
Mammography use79.8% 3.9 pts above the national average of 75.9%
Poor mental health (14+ days)14.8% 2 pts below the national average of 16.8%
Mobility disability13.5% 0.5 pts below the national average of 14%
Poor physical health (14+ days)13.3% same as the national average of 13.5%
Self-care disability3.3% 0.7 pts below the national average of 4%
Utility shut-off threat4.3% 4.5 pts below the national average of 8.8%
Sleeps under 7 hours31.9% 4.5 pts below the national average of 36.4%
Stroke3.5% same as the national average of 3.4%
All natural teeth lost10.8% 2.2 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 establishments118
People employed1,526
Annual payroll$84,583,000
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 38.5% of US census tracts
FEMA ratingRelatively Low
Expected annual loss45.3 out of 100
Community resilience99.2 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.

Hail87.2Relatively High at its worst in this ZIP code
Cold wave82.6Relatively High at its worst in this ZIP code
Tornado71.9Relatively High at its worst in this ZIP code
Winter weather60.7Relatively Moderate at its worst in this ZIP code
Landslide57.9Very Low at its worst in this ZIP code
Lightning54Relatively Moderate at its worst in this ZIP code
Strong wind53Relatively Moderate at its worst in this ZIP code
Wildfire51.7Very Low at its worst in this ZIP code
River flooding48.9Relatively Moderate at its worst in this ZIP code
Coastal flooding44.1Relatively Low at its worst in this ZIP code
Heat wave40.1Relatively Low at its worst in this ZIP code
Hurricane25.7Very Low at its worst in this ZIP code
Earthquake13.3Very Low at its worst in this ZIP code
Ice storm9.7Very 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$95,714$75,670$78,538
Income per person$42,657$42,019$43,289
Poverty rate4.2%10.6%12.4%
Median home value$264,600$247,400$303,400
Median gross rent$842$1,045$1,348
Homeownership85.4%67.9%65%
Bachelor's degree or higher31.3%32.8%35%
Unemployment rate2.5%3.3%5.2%
Works from home14.6%11.6%13.5%
Born outside the US4.8%5.1%13.9%
Median age43.840.138.7
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 stationHINGHAM WWTP, WI US9.3 km away
Rain in a year35 in
Snow in a year49 in

Average high and low by month

January26.8°F / 12°F1.72 in rain, 11.2 in snow
February30.4°F / 14.4°F1.84 in rain, 14.2 in snow
March40.7°F / 23.9°F2.09 in rain, 6.6 in snow
April53.1°F / 34.3°F3.78 in rain, 2.2 in snow
May65.5°F / 45.1°F3.98 in rain
June75.3°F / 55°F4.28 in rain
July80.4°F / 60.6°F3.61 in rain
August78.3°F / 59.7°F3.47 in rain
September71°F / 52.1°F2.73 in rain
October58.1°F / 40.2°F2.85 in rain
November44.4°F / 28.9°F2.08 in rain, 1.4 in snow
December32.5°F / 18.8°F2.14 in rain, 13 in snow
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 supermarket20% of this ZIP code's area
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%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

Oostburg School District77.9% of this ZIP code's land area
Cedar Grove-Belgium Area School District18.6% of this ZIP code's land area
Sheboygan Area School District3.6% 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 vulnerability13more vulnerable than 13% of US census tracts
Socioeconomic status13more vulnerable than 13% of US census tracts
Household characteristics23more vulnerable than 23% of US census tracts
Racial and ethnic minority status13more vulnerable than 13% of US census tracts
Housing type and transport27more vulnerable than 27% of US census tracts
Walkability6 out of 20Below average
Nearby ZIP codes

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

53013 Cedar Grove, WI6.3 km away
53031 Hingham, WI9.7 km away
53085 Sheboygan Falls, WI11.7 km away
53044 Kohler, WI12.8 km away
53081 Sheboygan, WI14.4 km away
53004 Belgium, WI14.4 km away
53093 Waldo, WI14.6 km away
53075 Random Lake, WI16.1 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.

Sheboygan County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area29.49 sq mi
Water area2.67 sq mi
Population density170 people per sq mi
Latitude, longitude43.6229, -87.7970

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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