To register to vote in Illinois you can apply online, mail in a registration form, or visit a county election office.
The last day to register to vote is October 18th.
To mail in your registration download the below form, fill it out, and return it to your county election office.
To visit or contact a county election office:
| County | County Clerk | Address | Phone | Website |
| Carroll | Brian Woessner | 301 NORTH MAIN PO BOX 152 MT. CARROLL, IL 61053 | (815) 244-0221 | carroll-county.net |
| Fulton | Jennifer Bankert | 100 NORTH MAIN, ROOM 105 PO BOX 226 LEWISTOWN, IL 61542 | (309) 547-3041 Ex. 117 | fultonco.org |
| Henderson | Amanda Van Arsdale | 307 WARREN STREET PO BOX 308 OQUAWKA, IL 61469 | (309) 867-2911 | hendersoncountyedc.com |
| Henry | Barb Link | 307 WEST CENTER STREET CAMBRIDGE, IL 61238 | (309) 937-3480 | henrycty.com |
| Jo Daviess | Angela Kaiser | 330 NORTH BENCH STREET, ROOM 108 GALENA, IL 61036 | (815) 777-0161 | jodaviess.org |
| Knox | Scott Erickson | 200 SOUTH CHERRY 1ST FLOOR GALESBURG, IL 61401 | (309) 345-3815 | knoxclerk.org |
| Mercer | Sara Blaser | 100 SE 3RD STREET ALEDO, IL 61231 | (309) 582-7021 | mercercountyil.org |
| Peoria | Rachel Parker | 324 MAIN STREET ROOM 101 PEORIA, IL 61602 | 309-324-2300 | peoriaelections.org |
| Rock Island | Karen Kinney | 1504 THIRD AVENUE ROCK ISLAND, IL 61201 | (309) 558-3571 | ricountyclerk.org |
| Stephenson | Vici Otte | 50 WEST DOUGLAS SUITE 500 FREEPORT, IL 61032 | (815) 235-8289 | co.stephenson.il.us |
| Tazewell | John C. Ackerman | 11 S. 4TH STREET 2ND Fl. SUITE 203 PEKIN, IL 61554 | (309) 477-2264 | tazewell.com |
| Warren | Tina Conard | 100 WEST BROADWAY MONMOUTH, IL 61462 | (309) 734-4612 | warrencountyil.com |
| Whiteside | Dana Nelson | 200 EAST KNOX STREET MORRISON, IL 61270 | (815) 772-5139 | whiteside.org |
| Winnebago | Lori Gummow | 404 ELM STREET, SUITE 104 ROCKFORD, IL 61101 | (815)-319-4252 | www.winnebagocountyclerk.com |
