Postal Codes

60527 ZIP Code

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ZIP code 60527 covers Willowbrook, Illinois, with a population of about 29,024 and a median household income of $110,482.

Population
29,0242,016 per square mile
Median age
48.69.9 points above the US average
Median household income
$110,4821.4× the Illinois median
Poverty rate
10.1%2.3 points below the US average
Typical home value
$522,610up 25% in five years
Median rent
$1,5531.3× the Illinois median
Degree or higher
58.1%23.1 points above the US average
Homeownership
77.9%12.9 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
1,530

Where 60527 is

Willowbrook, Illinois — 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

Population29,024
Median age48.6
Family households67.7%
Born outside the US23%
Speaks a language other than English at home32.7%
White (non-Hispanic)66.2%
Black (non-Hispanic)8%
Asian (non-Hispanic)13%
Hispanic or Latino6.7%
Veterans3.6%
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$110,482
Income per person$71,331
Poverty rate10.1%
Households on SNAP or cash assistance8.6%

Household income distribution

Under $10k4.7%
$10–15k2.9%
$15–20k4.3%
$20–25k1.8%
$25–30k2.8%
$30–35k2.3%
$35–40k1.9%
$40–45k2.3%
$45–50k2.6%
$50–60k4.3%
$60–75k6.5%
$75–100k10.8%
$100–125k7.9%
$125–150k9.1%
$150–200k10.2%
$200k or more25.6%

Income as declared to the IRS

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

Tax returns filed15,050
Mean adjusted gross income$192,043
Returns declaring $200,000 or more20.8%
Returns, under $25k23.9%
Returns, $25k–$50k16.1%
Returns, $50k–$75k11.9%
Returns, $75k–$100k9.0%
Returns, $100k–$200k18.2%
Returns, $200k or more20.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$488,300
Median gross rent$1,553
Rent as a share of household income29.3%
Owner-occupied77.9%
Vacant homes7.5%
Median year built1981

What the homes are

Detached house53%
Attached house7.2%
2 to 4 units6.7%
5 to 19 units16.2%
20 or more units16.5%
Mobile home0.4%
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$522,610as of 2026-07
Typical home value, 1 yearup 4.7%
Typical home value, 5 yearsup 25%
Typical home value, 10 yearsup 42.5%
Typical asking rent$2,066as of 2026-07
Typical asking rent, 1 yearup 5.5%
Typical home value since 2000
200020132026$522,610$268,327

$268,327 in 2000 to $522,610 in 2026.

Typical asking rent
202220242026$2,066$1,742

$1,742 in 2022 to $2,066 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.3%
Bachelor's degree or higher58.1%
High school diploma or higher96.4%
Works from home16.6%
Drives to work alone67.8%
Takes public transport5.5%
Commutes 45 minutes or more21.4%
Health

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

Obesity28.5% 4.9 pts below the national average of 33.4%
Diagnosed diabetes10.9% 1.1 pts below the national average of 12%
Currently smokes9.2% 4 pts below the national average of 13.2%
High blood pressure33.8% same as the national average of 34.1%
Fair or poor general health14.4% 5.9 pts below the national average of 20.3%
No health insurance (18–64)6.1% 5.2 pts below the national average of 11.3%
Depression17.4% 4.5 pts below the national average of 21.9%
No leisure-time physical activity19% 6.4 pts below the national average of 25.4%
Arthritis25.6% 0.5 pts above the national average of 25.1%
Binge drinking14.7% 1.3 pts below the national average of 16%
Taking blood pressure medication79.7% 5 pts above the national average of 74.7%
Cancer (non-skin)9.9% 2.2 pts above the national average of 7.7%
Current asthma9.1% 1.3 pts below the national average of 10.4%
Coronary heart disease6.1% same as the national average of 6.2%
Routine check-up in past year80.8% 4.1 pts above the national average of 76.7%
Cholesterol screening90.3% 4.4 pts above the national average of 85.9%
Cognitive disability9.6% 5.2 pts below the national average of 14.8%
Colorectal screening67.3% 3 pts above the national average of 64.3%
COPD5.7% 0.9 pts below the national average of 6.6%
Visited a dentist71.2% 9.9 pts above the national average of 61.3%
Any disability23.6% 7.1 pts below the national average of 30.7%
Lacks emotional support22.2% 2.6 pts below the national average of 24.8%
Food insecurity10.2% 6.9 pts below the national average of 17.1%
Received food stamps8.6% 5.7 pts below the national average of 14.3%
Hearing disability6.4% same as the national average of 6.7%
High cholesterol38.7% 2.5 pts above the national average of 36.2%
Housing insecurity8.3% 5.5 pts below the national average of 13.8%
Independent living disability6.1% 2.3 pts below the national average of 8.4%
Lacks transport5.5% 3.7 pts below the national average of 9.2%
Loneliness31.1% 3.3 pts below the national average of 34.4%
Mammography use76.7% 0.8 pts above the national average of 75.9%
Poor mental health (14+ days)12.8% 4 pts below the national average of 16.8%
Mobility disability11.6% 2.4 pts below the national average of 14%
Poor physical health (14+ days)10.6% 2.9 pts below the national average of 13.5%
Self-care disability2.8% 1.2 pts below the national average of 4%
Utility shut-off threat5.2% 3.6 pts below the national average of 8.8%
Sleeps under 7 hours33.6% 2.8 pts below the national average of 36.4%
Stroke3.1% same as the national average of 3.4%
All natural teeth lost7.9% 5.1 pts below the national average of 13%
Vision disability3.7% 1.9 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,530
People employed22,243
Annual payroll$1,705,372,000
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 69.6% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 15 census tracts this ZIP code covers
Expected annual loss72.4 out of 100
Community resilience61.3 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.

Cold wave91.8Very High at its worst in this ZIP code
Tornado87.7Very High at its worst in this ZIP code
River flooding79Very High at its worst in this ZIP code
Strong wind69.2Relatively High at its worst in this ZIP code
Earthquake62.5Relatively Moderate at its worst in this ZIP code
Landslide54.7Very Low at its worst in this ZIP code
Winter weather50.7Relatively Moderate at its worst in this ZIP code
Heat wave47.5Relatively High at its worst in this ZIP code
Lightning46.4Relatively Moderate at its worst in this ZIP code
Hail40.6Relatively Moderate at its worst in this ZIP code
Wildfire30.5Relatively Low at its worst in this ZIP code
Ice storm27.6Relatively Low at its worst in this ZIP code
Hurricane19.1Very Low at its worst in this ZIP code
Drought16.4Very Low at its worst in this ZIP code
Compared with Illinois 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 ZIPIllinoisUnited States
Median household income$110,482$81,702$78,538
Income per person$71,331$45,104$43,289
Poverty rate10.1%11.7%12.4%
Median home value$488,300$250,500$303,400
Median gross rent$1,553$1,227$1,348
Homeownership77.9%66.8%65%
Bachelor's degree or higher58.1%37.2%35%
Unemployment rate5.3%5.8%5.2%
Works from home16.6%14%13.5%
Born outside the US23%14.4%13.9%
Median age48.638.938.7
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 stationLITTLE RED SCHOOL HSE, IL US6.2 km away
Rain in a year41 in

Average high and low by month

January33.1°F / 14.7°F2.3 in rain
February36.9°F / 17.6°F2 in rain
March48.6°F / 27.9°F2.5 in rain
April62°F / 39.2°F4.14 in rain
May73.3°F / 49.6°F4.98 in rain
June84.1°F / 59.8°F4.65 in rain
July89.5°F / 64.1°F4.1 in rain
August86.7°F / 63.4°F4.46 in rain
September79.8°F / 55°F3.45 in rain
October65.2°F / 42.5°F3.68 in rain
November49.8°F / 31.2°F2.73 in rain
December38.2°F / 21.1°F2.4 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 supermarket49% 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 8 school districts, so the address decides which one, not the ZIP code.

Hinsdale Township High School District 8637.9% of this ZIP code's land area
Gower School District 6217.9% of this ZIP code's land area
Community Consolidated School District 18010.9% of this ZIP code's land area
Lyons Township High School District 2048.4% of this ZIP code's land area
Pleasantdale School District 1078.4% of this ZIP code's land area
Cass School District 635.1% of this ZIP code's land area
Hinsdale Community Consolidated School District 1814.3% of this ZIP code's land area
Lemont Township High School District 2103.8% 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 vulnerability33more vulnerable than 33% of US census tracts
Socioeconomic status28more vulnerable than 28% of US census tracts
Household characteristics53more vulnerable than 53% of US census tracts
Racial and ethnic minority status45more vulnerable than 45% of US census tracts
Housing type and transport34more vulnerable than 34% of US census tracts
Walkability8.5 out of 20Below average
Nearby ZIP codes

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

60561 Darien, IL3.9 km away
60480 Willow Springs, IL4.6 km away
60559 Westmont, IL4.7 km away
60439 Lemont, IL5.4 km away
60514 Clarendon Hills, IL6.1 km away
60521 Hinsdale, IL6.2 km away
60525 La Grange, IL6.9 km away
60516 Downers Grove, IL7.1 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.

DuPage County79.3% of this ZIP code's land area
Cook County20.7% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area14.4 sq mi
Water area0.34 sq mi
Population density2,016 people per sq mi
Latitude, longitude41.7447, -87.9334

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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