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How to vote in Montana

Check your registration status
Register to vote in Montana
Request your Montana absentee or mail-in ballot
Find upcoming elections
Pre-register to vote (ages 13-17)
Sign up for election reminders
Find out where to vote
Track your Montana ballot
Contact your local election office

Key deadlines in Montana

Voter registration deadlines

  • By mail: Postmarked by 30 days before Election Day
  • In person: Election Day (via same-day registration)

Absentee ballot request deadlines

  • By mail: Received by 1 day before Election Day at 12PM
  • In person: 1 day before Election Day at 12PM

Absentee ballot return deadlines

Voting dates

Montana voter registration guide

Montana absentee and mail ballot guide

Montana voting guide

Your election officials in Montana

External resources