Montana voting guide
Open the election authority’s current instructions
Montana · November 3, 2026
In-person registration remains available through Election Day; location, identification and ballot rules apply. OFF-MT · BP-REG · VOTE-REG
| Registration route | Date | Rule | Evidence |
|---|---|---|---|
| Online | Not offered | OFF-MT · BP-REG · VOTE-REG | |
| Oct 5 | postmarked | OFF-MT · BP-REG · VOTE-REG | |
| In person | Nov 3 | OFF-MT · BP-REG · VOTE-REG |
| Voting task | Date or window | Instructions |
|---|---|---|
| Mailed ballot request | Nov 2 | The application must reach the election authority by this date. BP-MAIL · VOTE-MAIL |
| In-person early/absentee route | Local availability; through Nov 2 | Absentee in-person voting depends on ballot availability and ends at noon November 2. Check the current county schedule; do not rely on an advertised October 31 registration opportunity without checking current court guidance. BP-EARLY · VOTE-EARLY |
| Ballot return | Method-specific rule | The election authority must have the ballot by 8 p.m. on Nov 3; an Election Day postmark alone does not meet this receipt deadline. BP-RETURN · VOTE-MAIL |
| Election Day hours | 7 a.m. to 8 p.m. | Polling places having fewer than 400 registered voters are open from at least noon to 8 p.m., or until all registered voters in any precinct have voted, at which time that precinct's polling place has to be closed immediately. BP-HOURS · VOTECLOCK · GP-HOURS |
Absentee in-person voting depends on ballot availability and ends at noon November 2. Check the current county schedule; do not rely on an advertised October 31 registration opportunity without checking current court guidance. OFF-MT · BP-MAIL · VOTE-MAIL · BP-RETURN · BP-EARLY · VOTE-EARLY
Official state election information and ballot lookup. Military/overseas, emergency, accessible-ballot and special-eligibility rules can differ.