Westmont ZIP code, Illinois
The ZIP code for Westmont, IL is 60559, and its area codes are 630, 708, 847, 312 and 331.
- USPS city name
- 1 ZIP code
- Overlapping the city
- 6 more
- Population
- 23,724
- County
- DuPage County
- State
- Illinois
NANPA lists no telephone rate centre for Westmont itself, so these are the area codes of the nearest one, Hinsdale (2.3 miles). A town on an area-code boundary can differ from its neighbour.
Mail addressed to Westmont uses the ZIP code above. 6 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.
Westmont in numbers
About 23,724 people live in Westmont, in 10,694 households. The median household income is $88,090 a year, 6% above the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $379,100 (44% above the Illinois median), and median gross rent is $1,533 a month. The median age is 43.2; 50.1% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 27 minutes.
| Population | 23,724 |
|---|---|
| Households | 10,694 |
| Median age | 43.2 |
| Median household income | $88,090 |
| Median home value | $379,100 |
| Median gross rent | $1,533 |
| Bachelor's degree or higher | 50.1% |
| Mean commute | 26.6 min |
| Population density | 4,714 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Westmont village. Survey estimates carry margins of error, wider for small places. Sources and methods.
ZIP codes addressed as Westmont
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
60559 | Westmont , IL | Standard | 24,231 | $90,963 | $365,300 |
Other ZIP codes overlapping Westmont
These ZIP codes cover part of Westmont but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
60514 | Clarendon Hills , IL | Standard | 9,918 | $118,716 | $566,300 |
60515 | Downers Grove , IL | Standard | 29,762 | $123,197 | $461,200 |
60516 | Downers Grove , IL | Standard | 28,062 | $115,480 | $441,100 |
60521 | Hinsdale , IL | Standard | 18,056 | $249,200 | $1,032,800 |
60523 | Oak Brook , IL | Standard | 10,144 | $118,194 | $782,100 |
60527 | Willowbrook , IL | Standard | 29,028 | $106,543 | $501,700 |
Map of Westmont ZIP codes
The ZIP codes of Westmont, IL, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Westmont
The nearest larger towns are Downers Grove (50,054 people, 2.5 mi), Woodridge (33,941 people, 5.4 mi) and Lombard (43,619 people, 5.9 mi).
| Town | Population | Distance |
|---|---|---|
| Clarendon Hills | 8,659 | 0.9 mi |
| Hinsdale | 17,175 | 2.3 mi |
| Willowbrook | 9,131 | 2.4 mi |
| Downers Grove | 50,054 | 2.5 mi |
| Oak Brook | 8,056 | 3.1 mi |
| Darien | 21,879 | 3.4 mi |
| Western Springs | 13,446 | 3.8 mi |
| Oakbrook Terrace | 2,723 | 4.1 mi |
| Burr Ridge | 11,141 | 4.2 mi |
| Indian Head Park | 3,974 | 4.3 mi |
| La Grange | 15,998 | 5.2 mi |
| Countryside | 6,267 | 5.2 mi |
| Woodridge | 33,941 | 5.4 mi |
| Westchester | 16,436 | 5.7 mi |
More nearby: every ZIP code in DuPage County · Illinois ZIP codes
Cite this page
zipcodes.pro. “Westmont, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/westmont
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