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How to vote in Idaho
Registration deadlines, ID, mail and early voting in Idaho, in plain English, with the official links. The Idaho Secretary of State, Elections Division (VoteIdaho) is the final word on every rule.
| Register online | Yes: 11 days before Election Day, until midnight |
|---|---|
| Register by mail | Received by the county clerk by 5 p.m. 11 days before Election Day |
| Register in person | 5 p.m. 11 days before Election Day at the county clerk's office; you can also register when you vote early or on Election Day |
| Same-day registration | Yes: register and vote at early voting or at your polling place on Election Day with a photo ID and proof of residence |
| Voter ID | Photo ID is required to vote in person, or a registered voter may sign a Personal Identification Affidavit instead. |
| Voting by mail | No-excuse absentee voting by mail; a new request is needed each calendar year, and ballots must be received by the county clerk by 8 p.m. on Election Day. |
| Early voting | Many counties offer in-person early voting starting up to three weeks before an election and ending the Friday before Election Day. |
| Statewide elections in 2027 | No statewide races; local consolidated elections on May 18, 2027 and November 2, 2027 (registration deadline October 22, 2027 for November). |
Checked against the Idaho election office's website on November 8, 2026. Deadlines are for general elections; primaries, runoffs and local elections can differ. Military and overseas voters have their own rules at FVAP.gov.
Official sources
- https://voteidaho.gov/
- https://voteidaho.gov/voter-registration/
- https://voteidaho.gov/casting-your-ballot/
- https://voteidaho.gov/guide-to-vote-in-person/
- https://voteidaho.gov/frequently-asked-questions/
- https://voteidaho.gov/calendar/
- https://voteidaho.gov/election-information/
- https://archive.voteidaho.gov/download/2027-election-calendar.pdf
- https://votertools.voteidaho.gov/TEDElectionLink/VoterServices/wizard/ovr
- https://votertools.voteidaho.gov/TEDElectionLink/VoterServices/voter-search/ovr-voter-search?returnUrl=VoterServices%2Fvoter%2Fvoter-profile
- https://www.eac.gov/sites/default/files/eac_assets/1/6/Federal_Voter_Registration_ENG.pdf
Next
- Find who represents you in Congress and in the Idaho legislature.
- Voter registration and civic groups in Idaho.
- Every state's rules.