Illinois Voting Guide
A task-focused dashboard for registration, deadlines, ID rules, ballot tools, and official election authority links for the 2026 midterms.
Not an official government website. Election laws and deadlines can change. Use this guide as a starting point, then confirm legally binding details with the official source links on this page.
State Voting Summary
In Illinois, the next general election is scheduled for November 3, 2026. To participate, voters must meet the following registration deadlines — online: 16 days before Election Day — Open until Oct. 18; mail: Must be postmarked 28 days before Election Day — Closed Oct. 6; in-person: Available up to and including on Election Day — Same-day (grace period) registration through Nov. 3.
Early voting schedule: Early voting began Sept. 24 at local election offices. Permanent early voting sites open Oct. 19, and early voting ends Nov. 2. Absentee ballot request deadline: Mailed applications must reach your election authority by Oct. 29, and you can apply in person through Nov. 2. Ballot return deadline: Your ballot must be postmarked on or before Nov. 3 and received within 14 days, by Nov. 17.
ID requirement for Illinois: Registered voters generally don't need ID. First-time voters who registered by mail without an ID number may be asked for one, and same-day (grace period) registrants must show two IDs, one with their current address. Always verify these dates and rules directly with the official Illinois election authority before Election Day.
Quick actions
Registration sourcevote.govPolling place sourceelections.il.govBallot information sourceelections.il.govCandidate information sourceelections.il.govVoter Registration
- Online
- 16 days before Election Day — Open until Oct. 18
- By mail
- Must be postmarked 28 days before Election Day — Closed Oct. 6
- In person
- Available up to and including on Election Day — Same-day (grace period) registration through Nov. 3
- Eligibility
- U.S. citizen, resident of Illinois, and 18 by Election Day; confirm special circumstances with the official source.Verify at official source
Election Dates and Ballot Timing
General Election
November 3, 2026
Primary Election
March 17, 2026
- Primary
- March 17, 2026
- General
- November 3, 2026
- Early voting
- Early voting began Sept. 24 at local election offices. Permanent early voting sites open Oct. 19, and early voting ends Nov. 2.Source: elections.il.gov
- Ballot request
- Mailed applications must reach your election authority by Oct. 29, and you can apply in person through Nov. 2.Source: elections.il.gov
- Ballot return
- Your ballot must be postmarked on or before Nov. 3 and received within 14 days, by Nov. 17.Source: elections.il.gov
How to Vote and ID Rules
Accepted ID guidance
Registered voters generally don't need ID. First-time voters who registered by mail without an ID number may be asked for one, and same-day (grace period) registrants must show two IDs, one with their current address.
Source: elections.il.govMail voting guidance
Any registered voter can vote by mail without giving a reason. The state warns that a postmark is not guaranteed on the day you mail your ballot, so mail it early or return it directly to your election authority.
Source: elections.il.govEverything you need to prep and track your absentee ballot securely.
Envelopes
Stamps
Black/blue pens
Small file folder
Calendar and reminder planner
Address labels
Privacy roller stamp
As an Amazon Associate, we earn from qualifying purchases.
Ballot and Candidate Tools
Federal races: U.S. House and U.S. Senate.Verified official source
Statewide/local races: Statewide, legislative, judicial, and local offices vary by state and district; confirm your sample ballot with the official election authority.Verify at official source
Frequently Asked Questions
What is the voter registration deadline in Illinois for the 2026 midterms?
Vote.gov lists these registration timing rules for Illinois: online - 16 days before Election Day — Open until Oct. 18; by mail - Must be postmarked 28 days before Election Day — Closed Oct. 6; in person - Available up to and including on Election Day — Same-day (grace period) registration through Nov. 3. Eligibility rules state: U.S. citizen, resident of Illinois, and 18 by Election Day; confirm special circumstances with the official source. Check with Illinois State Board of Elections for full details.
When does early voting start in Illinois?
Early voting began Sept. 24 at local election offices. Permanent early voting sites open Oct. 19, and early voting ends Nov. 2.
Do I need an ID to vote in Illinois?
For ID requirements: Registered voters generally don't need ID. First-time voters who registered by mail without an ID number may be asked for one, and same-day (grace period) registrants must show two IDs, one with their current address.
How do I request an absentee or mail ballot in Illinois?
Any registered voter can vote by mail without giving a reason. The state warns that a postmark is not guaranteed on the day you mail your ballot, so mail it early or return it directly to your election authority. Regarding timing: Mailed applications must reach your election authority by Oct. 29, and you can apply in person through Nov. 2. And for returns: Your ballot must be postmarked on or before Nov. 3 and received within 14 days, by Nov. 17.