DuPage County, Illinois
DuPage County is a county in Illinois. Its county FIPS code is 17043. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 17043
- Representative coordinates
- 41.852058, -88.086039
- County type
- County
- County seat or government
- Wheaton
- Resident population, July 2025
- 934,298
- Land area
- 849.236 km²
- Water area
- 22.006 km²
- State
- Illinois
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in DuPage County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
60007 · 60101 · 60103 · 60106 · 60108 · 60126 · 60133 · 60137 · 60139 · 60143 · 60148 · 60157 · 60172 · 60174 · 60181 · 60184 · 60185 · 60187 · 60188 · 60189 · 60190 · 60191 · 60439 · 60440 · 60502 · 60504 · 60510 · 60514 · 60515 · 60516 · 60517 · 60519 · 60521 · 60523 · 60527 · 60532 · 60540 · 60555 · 60559 · 60561 · 60563 · 60564 · 60565
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Addison village, IL
- Aurora city, IL
- Bartlett village, IL
- Batavia city, IL
- Bensenville village, IL
- Bloomingdale village, IL
- Bolingbrook village, IL
- Burr Ridge village, IL
- Carol Stream village, IL
- Chicago city, Illinois
- Clarendon Hills village, IL
- Darien city, IL
- Downers Grove village, IL
- Elk Grove Village village, IL
- Elmhurst city, IL
- Glendale Heights village, IL
- Glen Ellyn village, IL
- Hanover Park village, IL
- Hinsdale village, IL
- Itasca village, IL
- Lemont village, IL
- Lisle village, IL
- Lombard village, IL
- Naperville city, IL
- Oak Brook village, IL
- Oakbrook Terrace city, IL
- Roselle village, IL
- St. Charles city, IL
- Schaumburg village, IL
- Villa Park village, IL
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.