MONTANA VOTING INFORMATION
Montana voting deadlines for 2026
The 2026 general election is Tuesday, November 3, 2026. Registration rules differ by state. Use the verified information and official election links below to prepare to vote.
Voter registration deadline
17:00 Mountain Time
Regular registration closes at 5 p.m. Late registration follows at the county election office. Court orders affect parts of the late-registration schedule; confirm current hours and requirements directly with the county.
- Official source:
- Montana Secretary of State
- Last verified:
- September 16, 2026
General registration rule
Regular mail deadline generally 30 days before; late registration procedures extend later
This is a general rule summary, not a substitute for the election-specific deadline shown by your election authority.
Official Montana voter services
If one of these links will not open, use the Montana election website above instead. We never substitute an unofficial source for an official election service.
Election dates, registration procedures and voting locations can change. For an important voting decision, confirm the information with the linked state or local election authority.
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