PLEASE NOTE: Before using the maps and web mapping applications, ensure your web browser (Chrome, Firefox, Safari, etc.) is running on its latest update. Also, turn off any pop-up blockers and do not access the application in Private Mode as certain web mapping functions will not operate as designed.
DuPage County Election Precincts — Search by address or place name to find your home precinct!
DuPage County Election Information Searches — Find voter information by name, address, or district type and district.
DuPage County Map Gallery and Geographical Information System (GIS) Open Data
- DuPage County Political and Taxing District Map Gallery (search by type: library, park, grade school, sanitary water, etc.)
- DuPage County Early Voting Locations
- DuPage County Board Districts
- DuPage County Digital Map Book (county board, municipalities, township and unincorporated areas, highways and bikeways, etc.)
- Maps and GIS Data (digital download)
- DuPage County GIS Data/Map Products