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Where 60523 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 60523 into a pocket calculator and turn it upside down: EZSOg — not quite a word, sorry.
- ➕ As a number, 60,523 = 29 × 2087. Its digits add up to 16, a total 1,922 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110110001101011 - 🏠 Its numerical neighbours: 60522 (Hinsdale, IL, 7 mi away) and 60525 (La Grange, IL, 6 mi away).
- 🔄 Backwards, 60523 becomes 32506 — and that is a real ZIP code: Pensacola, FL, 791 miles away.
- 👥 70 other ZIP codes are made of exactly the same digits (02356, 02536, 02563, 02635, 02653, 03256, …). The farthest-flung twin is 02653 in Orleans, MA, 924 miles away.
- 🧭 Farther north than 74% of all ZIP codes, and farther west than 50%.
- 🎯572 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 60523 and you would come out at 41.84°S, 92.05°E — 1,170 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 13m of daylight. Shortest: 9h 08m.
- 📏 At 9.0 square miles of land, 60523 is bigger than 26% of ZIP codes — room for about 6.8 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 10,144This ZIP10,144 |
|---|---|
| Households | 4,433This ZIP4,433 |
| Housing units | 4,830This ZIP4,830 |
| Median age | 57.1This ZIP57.1Illinois39.0US 38.9 |
| Median household income | $118,194This ZIP$118,194Illinois$83,390US $80,734 |
| Median home value | $782,100This ZIP$782,100Illinois$263,300US $332,700 |
| Median gross rent | $854This ZIP$854Illinois$1,274US $1,413 |
| Bachelor's degree or higher | 62.7%This ZIP62.7% |
| Mean commute | 29.8 minThis ZIP29.8 min |
| Population density | 1,132.9 / sq miThis ZIP1,132.9 / sq mi |
Business and tax activity
| Business establishments | 1,419This ZIP1,419 |
|---|---|
| Employees | 37,633This ZIP37,633 |
| Annual payroll | $3,626,348,000This ZIP$3,626,348,000 |
| Tax returns filed | 5,550This ZIP5,550 |
| Total adjusted gross income | $2,064,538,000This ZIP$2,064,538,000 |
Land area
| Land area | 8.95 sq miThis ZIP8.95 sq mi |
|---|---|
| Water area | 0.33 sq miThis ZIP0.33 sq mi |
Counties 60523 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| DuPage County | 99.8% |
| Cook County | 0.2% |
Other place names in 60523
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 60523
| ZIP | City | Distance |
|---|---|---|
60521 | Hinsdale, IL | 2.8 mi |
60514 | Clarendon Hills, IL | 2.8 mi |
60181 | Villa Park, IL | 3.0 mi |
60559 | Westmont, IL | 3.1 mi |
60154 | Westchester, IL | 3.4 mi |
60162 | Hillside, IL | 3.4 mi |
60526 | La Grange Park, IL | 3.6 mi |
60558 | Western Springs, IL | 3.6 mi |
60515 | Downers Grove, IL | 4.1 mi |
60163 | Berkeley, IL | 4.2 mi |
Find every ZIP code within 10 miles of 60523 →
Questions about this ZIP code
Where is ZIP code 60523?
60523 is in Oak Brook, Illinois, in DuPage County, part of the Chicago-Naperville-Elgin, IL-IN metropolitan area. Its published point location is 41.8364, -87.9532.
What county is 60523 in?
60523 spans 2 counties: DuPage County and Cook County. Most of it falls in DuPage County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 60523?
Oak Brook uses area codes 630, 708, 847, 312 and 331, from NANPA's telephone records.
What time zone is 60523 in?
60523 uses America/Chicago.
How many people live in 60523?
About 10,144 people live in ZIP code 60523, in 4,433 households, at 1,132.9 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 60523?
$118,194 a year, against $83,390 across Illinois.
What ZIP codes are near 60523?
The closest are 60521 (2.8 mi), 60514 (2.8 mi), 60181 (3 mi), 60559 (3.1 mi) and 60154 (3.4 mi).
Is 60523 a PO Box ZIP code?
60523 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “60523 ZIP Code — Oak Brook, Illinois (DuPage County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/60523
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/60523.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.