ZIP Code 60523
standardSource:
Oak Brook · DuPage County · Illinois
- Population
- 9,890
- Median income
- $118,194
- Median home value
- $782,100
- Bachelor's or higher
- 62.7%
- Land area
- 23.2 sq mi
427/sq mi
▲ 55% vs US
higher than 90% of US ZIPs
▲ 181% vs US
higher than 95% of US ZIPs
Median age 57.1
Chicago
ZIP code 60523 in Oak Brook, Illinois has a population of 9,890. The median household income is $118,194, which is 55% above the national average. Median home value is $782,100, 181% above the US average. 62.7% of residents hold a bachelor's degree or higher.
ZIP code 60523 is classified by USPS as a standard delivery area and covers roughly 23.2 square miles in Oak Brook, DuPage County, Illinois. The area is home to 9,890 residents, producing a population density of 427 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 60523 against Illinois and the nation.
On the economic side, the median household income for ZIP 60523 sits at $118,194 (48% above the Illinois average), while per-capita income is $94,958. The poverty rate stands at 8.7% and the unemployment rate at 10.1%. On housing, the median home value is $782,100 (307% above the state average) with median rent at $854 per month, and 80.5% of occupied units are owner-occupied, a direct signal of whether 60523 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 62.7% of adults hold a bachelor's degree or higher, the median age is 57.1, and the average commute is 30 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing DuPage County, so you can benchmark 60523 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 60523
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 60523.
- Professional, scientific, and technical services
Professional, scientific, and technical services
268 establishments
- Health care and social assistance
Health care and social assistance
215 establishments
- Finance and insurance
Finance and insurance
176 establishments
- Retail trade
Retail trade
150 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
111 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 60523, Oak Brook, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
9,890
Population
23.2
Area (sq mi)
427
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 60523?
57.1
Median Age
47.1%
Male
52.9%
Female
28.4%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$118,194
Median Household Income
+48% vs state
$94,958
Per Capita Income
8.7%
Poverty Rate
10.1%
Unemployment Rate
29.8 min
Mean Commute Time
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
4,830
Total Housing Units
4,433
Occupied Units
397
Vacant Units
2.27
Avg Household Size
Occupancy Type
$782,100
Median Home Value
+307% vs state
$854
Median Rent
1977
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
-5.3%
YoY Change (2024)
173
HPI Index (2000 = 100)
+73%
Total Change Since 2000
Home values in ZIP 60523 have decreased 5.3% over the past year (2024). Since 2000, this ZIP has seen +73% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2019 | +15.8% | 131 |
| 2020 | -4.1% | 126 |
| 2021 | +16.5% | 146 |
| 2022 | -5.3% | 139 |
| 2024 | — | 173 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 1,419 business establishments in ZIP 60523, employing approximately 37,633 people with a combined annual payroll of $3,626,348,000.
1,419
Businesses
37,633
Employees
$3.6B
Annual Payroll
17
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 268 | 18.9% |
| Health care and social assistance | 215 | 15.2% |
| Finance and insurance | 176 | 12.4% |
| Retail trade | 150 | 10.6% |
| Real estate and rental and leasing | 111 | 7.8% |
| Administrative and support and waste management and remediation services | 81 | 5.7% |
| Accommodation and food services | 75 | 5.3% |
| Other services (except public administration) | 61 | 4.3% |
| Wholesale trade | 53 | 3.7% |
| Construction | 50 | 3.5% |
| Management of companies and enterprises | 49 | 3.5% |
| Transportation and warehousing | 44 | 3.1% |
| Information | 29 | 2.0% |
| Manufacturing | 18 | 1.3% |
| Educational services | 16 | 1.1% |
| Arts, entertainment, and recreation | 14 | 1.0% |
| Utilities | 6 | 0.4% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 60523 vs 60514 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 60514 | Clarendon Hills, IL | 9,708 | 2.8 mi |
| 60521 | Hinsdale, IL | 17,597 | 2.9 mi |
| 60181 | Villa Park, IL | 28,836 | 3.1 mi |
| 60559 | Westmont, IL | 24,852 | 3.2 mi |
| 60126 | Elmhurst, IL | 46,371 | 4.1 mi |
| 60154 | Westchester, IL | 16,773 | 3.3 mi |
| 60162 | Hillside, IL | 8,111 | 3.4 mi |
| 60558 | Western Springs, IL | 12,960 | 3.4 mi |
| 60526 | La Grange Park, IL | 13,576 | 4.1 mi |
| 60515 | Downers Grove, IL | 27,503 | 4.0 mi |
More ZIP Codes in DuPage County
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Frequently Asked Questions
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How many businesses are in ZIP code 60523? ▼
What are the main industries in ZIP code 60523? ▼
How have home values changed in ZIP code 60523? ▼
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What percentage of residents own vs. rent in ZIP 60523? ▼
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ZIP Code Research Guides
Official Data Resources for Oak Brook, IL
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.