How to Vote in Idaho: 2026 Deadlines, Early Voting & Poll Hours

To vote in the November 3, 2026 general election, register by ≈ October 23, 2026 — 11 days before Election Day.

Idaho also allows same-day registration on Election Day itself.

Dates marked ≈ are computed from state statute and can shift with county practice. Confirm your exact deadline and check your registration status at Idaho's official site.

Early voting opens ≈ October 12, 2026 — On or after the fourth Monday before Election Day. It runs through 5 p.m. Friday before Election Day.

County option — start dates vary.

Confirm exact locations and hours — which vary by county — at Idaho's official election site.

Any registered voter in Idaho may request a mail ballot — no excuse required. Request deadline: 11 days before Election Day at 5 p.m..

Return rule: Must be received by 8 p.m. on Election Day

Details and request forms are at Idaho's official election site.

A photo ID is requested, but a voter without one can still cast a ballot that counts without a later trip back — for example by signing an affidavit or having a provisional ballot verified some other way.

See the full list of accepted ID at Idaho's official election site.

Polls are open until 8 p.m. MT / 8 p.m. PT on November 3, 2026 — because Idaho spans more than one time zone, the last polls in the state close at 11:00 p.m. ET. The northern panhandle is on Pacific time.

See how Idaho's closing time compares nationwide on the full poll closing times by state page, or confirm your local hours at Idaho's official election site.