Postal Codes

60523 ZIP Code

Advertisement

English Español

ZIP code 60523 covers Oak Brook, Illinois, with a population of about 10,012 and a median household income of $114,418.

Population
10,0121,118 per square mile
Median age
54.716 points above the US average
Median household income
$114,4181.4× the Illinois median
Poverty rate
8.9%3.5 points below the US average
Typical home value
$1,017,215up 37.5% in five years
Median rent
$77637% below the Illinois median
Degree or higher
64.4%29.4 points above the US average
Homeownership
79.8%14.8 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
1,412

Where 60523 is

Oak Brook, 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

Population10,012
Median age54.7
Family households62.3%
Born outside the US26.1%
Speaks a language other than English at home31.7%
White (non-Hispanic)63.3%
Black (non-Hispanic)1.8%
Asian (non-Hispanic)27.1%
Hispanic or Latino5.5%
Veterans4.3%
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$114,418
Income per person$88,172
Poverty rate8.9%
Households on SNAP or cash assistance5.9%

Household income distribution

Under $10k7.9%
$10–15k1.6%
$15–20k3.7%
$20–25k5.3%
$25–30k3.7%
$30–35k1.4%
$35–40k3.0%
$40–45k1.9%
$45–50k1.2%
$50–60k4.2%
$60–75k3.6%
$75–100k7.5%
$100–125k6.9%
$125–150k2.4%
$150–200k12.3%
$200k or more33.5%

Income as declared to the IRS

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

Tax returns filed5,550
Mean adjusted gross income$371,989
Returns declaring $200,000 or more35.5%
Returns, under $25k20.9%
Returns, $25k–$50k9.9%
Returns, $50k–$75k8.8%
Returns, $75k–$100k7.0%
Returns, $100k–$200k17.8%
Returns, $200k or more35.5%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$733,300
Median gross rent$776
Rent as a share of household income34.5%
Owner-occupied79.8%
Vacant homes8.7%
Median year built1977

What the homes are

Detached house61.2%
Attached house13.6%
2 to 4 units0.8%
5 to 19 units1%
20 or more units23.3%
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$1,017,215as of 2026-07
Typical home value, 1 yearup 8.9%
Typical home value, 5 yearsup 37.5%
Typical home value, 10 yearsup 48.9%
Typical home value since 2000
200020132026$1,017,215$478,619

$478,619 in 2000 to $1,017,215 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate8.9%
Bachelor's degree or higher64.4%
High school diploma or higher96.7%
Works from home16.8%
Drives to work alone73.7%
Takes public transport3.1%
Commutes 45 minutes or more16.5%
Health

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

Obesity25.4% 8 pts below the national average of 33.4%
Diagnosed diabetes13.7% 1.7 pts above the national average of 12%
Currently smokes7.5% 5.7 pts below the national average of 13.2%
High blood pressure39.7% 5.6 pts above the national average of 34.1%
Fair or poor general health14.7% 5.6 pts below the national average of 20.3%
No health insurance (18–64)5% 6.3 pts below the national average of 11.3%
Depression14.4% 7.5 pts below the national average of 21.9%
No leisure-time physical activity20.8% 4.6 pts below the national average of 25.4%
Arthritis30.1% 5 pts above the national average of 25.1%
Binge drinking10.6% 5.4 pts below the national average of 16%
Taking blood pressure medication85.1% 10.4 pts above the national average of 74.7%
Cancer (non-skin)12.3% 4.6 pts above the national average of 7.7%
Current asthma8.2% 2.2 pts below the national average of 10.4%
Coronary heart disease7.9% 1.7 pts above the national average of 6.2%
Routine check-up in past year84.5% 7.8 pts above the national average of 76.7%
Cholesterol screening92.8% 6.9 pts above the national average of 85.9%
Cognitive disability8% 6.8 pts below the national average of 14.8%
Colorectal screening70.4% 6.1 pts above the national average of 64.3%
COPD6.3% same as the national average of 6.6%
Visited a dentist72.4% 11.1 pts above the national average of 61.3%
Any disability25.1% 5.6 pts below the national average of 30.7%
Lacks emotional support21.6% 3.2 pts below the national average of 24.8%
Food insecurity8.1% 9 pts below the national average of 17.1%
Received food stamps6% 8.3 pts below the national average of 14.3%
Hearing disability8.3% 1.6 pts above the national average of 6.7%
High cholesterol44.1% 7.9 pts above the national average of 36.2%
Housing insecurity5.7% 8.1 pts below the national average of 13.8%
Independent living disability5.8% 2.6 pts below the national average of 8.4%
Lacks transport4.3% 4.9 pts below the national average of 9.2%
Loneliness29.5% 4.9 pts below the national average of 34.4%
Mammography use77.7% 1.8 pts above the national average of 75.9%
Poor mental health (14+ days)10.2% 6.6 pts below the national average of 16.8%
Mobility disability13.8% same as the national average of 14%
Poor physical health (14+ days)10.8% 2.7 pts below the national average of 13.5%
Self-care disability2.9% 1.1 pts below the national average of 4%
Utility shut-off threat3.4% 5.4 pts below the national average of 8.8%
Sleeps under 7 hours31.8% 4.6 pts below the national average of 36.4%
Stroke3.8% same as the national average of 3.4%
All natural teeth lost8.9% 4.1 pts below the national average of 13%
Vision disability4% 1.6 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,412
People employed36,981
Annual payroll$3,263,575,000
Advertisement
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 82.3% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 9 census tracts this ZIP code covers
Expected annual loss81.4 out of 100
Community resilience60.6 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.

Tornado93.7Very High at its worst in this ZIP code
Cold wave91.8Very High at its worst in this ZIP code
River flooding89.4Very High at its worst in this ZIP code
Strong wind80.2Relatively High at its worst in this ZIP code
Earthquake75.5Relatively Moderate at its worst in this ZIP code
Landslide59.9Very Low at its worst in this ZIP code
Lightning57.5Relatively Moderate at its worst in this ZIP code
Winter weather49Relatively Moderate at its worst in this ZIP code
Hail39.8Relatively Low at its worst in this ZIP code
Heat wave39.7Relatively High at its worst in this ZIP code
Drought34.4Very Low at its worst in this ZIP code
Ice storm30.8Relatively Low at its worst in this ZIP code
Wildfire28.4Very Low at its worst in this ZIP code
Hurricane21Very 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$114,418$81,702$78,538
Income per person$88,172$45,104$43,289
Poverty rate8.9%11.7%12.4%
Median home value$733,300$250,500$303,400
Median gross rent$776$1,227$1,348
Homeownership79.8%66.8%65%
Bachelor's degree or higher64.4%37.2%35%
Unemployment rate8.9%5.8%5.2%
Works from home16.8%14%13.5%
Born outside the US26.1%14.4%13.9%
Median age54.738.938.7
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 stationLISLE-MORTON ARBORETUM, IL US9.4 km away
Rain in a year40 in

Average high and low by month

January31.5°F / 14.7°F2.19 in rain
February35.2°F / 17.7°F1.96 in rain
March47.2°F / 26.1°F2.36 in rain
April59.2°F / 36.1°F3.82 in rain
May70.6°F / 47.4°F4.79 in rain
June80.7°F / 57.9°F4.43 in rain
July84.4°F / 61.8°F4.25 in rain
August82.7°F / 60.2°F4.35 in rain
September76°F / 52.3°F3.36 in rain
October62.6°F / 40.4°F3.58 in rain
November48.4°F / 29.9°F2.77 in rain
December36.6°F / 20.6°F2.32 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 supermarket100% of this ZIP code's area
No vehicle and far from a supermarket85% of this ZIP code's area
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 8634.5% of this ZIP code's land area
Butler School District 5332.8% of this ZIP code's land area
Downers Grove Grade School District 587% of this ZIP code's land area
Community High School District 996.9% of this ZIP code's land area
Elmhurst School District 2055.7% of this ZIP code's land area
DuPage High School District 884.8% of this ZIP code's land area
Salt Creek School District 484.4% of this ZIP code's land area
Hinsdale Community Consolidated School District 1811.7% 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 vulnerability39more vulnerable than 39% of US census tracts
Socioeconomic status28more vulnerable than 28% of US census tracts
Household characteristics55more vulnerable than 55% of US census tracts
Racial and ethnic minority status45more vulnerable than 45% of US census tracts
Housing type and transport47more vulnerable than 47% of US census tracts
Walkability10 out of 20Below average
Nearby ZIP codes

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

60514 Clarendon Hills, IL4.6 km away
60181 Villa Park, IL4.9 km away
60521 Hinsdale, IL5 km away
60515 Downers Grove, IL5.6 km away
60148 Lombard, IL5.8 km away
60558 Western Springs, IL6.4 km away
60126 Elmhurst, IL6.5 km away
60162 Hillside, IL6.5 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 County99.8% of this ZIP code's land area
Cook County0.2% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area8.95 sq mi
Water area0.33 sq mi
Population density1,118 people per sq mi
Latitude, longitude41.8371, -87.9638

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.

Advertisement