Mail-in registration deadline is 30 days before the election. Note: You may register and simultaneously vote early in person at your local elections office up to and including on election day.
Any registered Montana voter may vote absentee by mail. Absentee voting begins 75 days before the election and ends on noon the day before election day. Mail your absentee ballot request form to your local election office. Your ballot will be mailed to you. Learn more.