DuPage County Maps

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