City

Oak Brook, IL

1 ZIP code  ·  DuPage County  ·  Illinois

👥10,012Population
💰$114,418Median HH Income▲ 50% above avg
🎂54.7Median Age
🏠$733,300Median Home Value▲ 163% above avg
🎓69.7%College Grads▲ 80% above avg
📊8.9%Unemployment▲ 82% above avg
People & Population (ACS 2023 — weighted avg)
♂ Male 45.3% Female 54.7% ♀

Race & Ethnicity

White: 63.3%Hispanic: 5.5%Black: 1.8%Asian: 27.1%Other: 2.1%Race
White63.3%
Hispanic5.5%
Black1.8%
Asian27.1%
Other2.1%

Age Breakdown

Under 5
3%
5–17
15%
18–24
7%
25–44
16%
45–64
23%
65+
13%

Key Indicators

Median Age54.7 yrs
Avg HH Size2.36
Below Poverty8.8% ▼ 12% below avg
College Grads69.7% ▲ 80% above avg
Unemployment8.9% ▲ 82% above avg
No HS Diploma85 (1.2%)
HS Graduate1,008 (14.1%)
Some College415 (5.8%)
Associates650 (9.1%)
Bachelors398 (5.6%)
Graduate Degree4,572 (64.1%)

Education

No HS: 1.2%HS Grad: 14.1%Some College: 5.8%Associates: 9.1%Bachelors: 5.6%Graduate: 64.1%Edu
No HS1.2%
HS Grad14.1%
Some College5.8%
Associates9.1%
Bachelors5.6%
Graduate64.1%
Housing & Income

Housing Tenure

Owner: 79.9%Renter: 20.2%Tenure
Owner79.9%
Renter20.2%

Home Value Distribution

Under $50k
4%
$50k–$100k
2%
$100k–$150k
3%
$150k–$200k
2%
$200k–$300k
3%
$300k–$500k
18%
Over $500k
68%

Financials

Median HH Income$114,418 ▲ 50% above avg
Median Home Value$733,300 ▲ 163% above avg
Home/Income Ratio6.4x (nat avg ~3.5x)
Median Rent$776/mo
Total Housing Units4,601
Vacant Units398

Income Distribution

Under $25k
19%
$25k–$50k
8%
$50k–$75k
8%
$75k–$100k
8%
$100k–$150k
10%
$150k–$200k
13%
Over $200k
35%
Employment & Commute

How People Get to Work

Drove Alone
78%
Public Transit
3%
Walked
1%
Work From Home
18%

Commute Time

Under 15 min
21%
15–30 min
35%
30–45 min
27%
Over 45 min
17%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
11%
1960s–1970s
32%
1980s–1990s
4%
2000+
52%
About Oak Brook, IL

Oak Brook is a city in Illinois, located in DuPage County. The city spans 1 ZIP code and is home to approximately 10,012 residents. It is a mature city, with a median age of 54.7 years.

Economically, Oak Brook is a upper-middle-income community. The median household income of $114,418 is above the national average. Approximately 8.8% of residents live below the poverty line. The unemployment rate is 8.9%, significantly above the national average.

The real estate market in Oak Brook is a premium housing market. Median home values stand at $733,300, which is more than double the national average. Renters typically pay around $776 per month. Homeownership is high at 79.9%, typical of suburban and family-oriented communities.

The population of Oak Brook is highly educated. 69.7% of adults hold a bachelor's degree or higher — significantly above the national average. The community is majority White (63.32%).

Oak Brook, IL offers residents above-average earning potential within Illinois.

ZIP Codes in Oak Brook
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
60523 10,012 $114,418 $733,300 $776 8.9% 69.7% 79.9%