Elections Division
Municipal Primary and General Election Calendar
Click an event below to get more information on that event.
April
June
Event Details
Deadline for candidates to withdraw primary election candidacy. Deadline for governing bodies to call for a local government review study commission question to appear on the primary ballot.
Event Details
Deadline for candidates to withdraw primary election candidacy. Deadline for governing bodies to call for a local government review study commission question to appear on the primary ballot.
Time
June 16, 2025 5:00 pm(GMT-07:00)
July
Event Details
By 5:00 p.m. on the 65th day before the election 13-1-403(2). *Postponement due to holiday 1-1-307.
Event Details
By 5:00 p.m. on the 65th day before the election 13-1-403(2).
*Postponement due to holiday 1-1-307.
Time
July 7, 2025 5:00 pm(GMT-07:00)
August
Event Details
85 days before a general election 13-10-327(2).*Postponement due to holiday 1-1-307.
Event Details
85 days before a general election 13-10-327(2).
*Postponement due to holiday 1-1-307.
Time
August 11, 2025 5:00 pm(GMT-07:00)
CalendarMunicipal Calendar12aug8:00 amLate Registration Begins – Primary Election
Event Details
Electors who register to vote or change their voter information on or after this date must obtain a ballot from the location designated by the election administrator (often the
Event Details
Electors who register to vote or change their voter information on or after this date must obtain a ballot from the location designated by the election administrator (often the county election office).
After the close of regular registration 13-2-304.
Time
August 12, 2025 8:00 am(GMT-07:00)
Event Details
Reason: Election Admins are not required to perform tasks during office hours, so the time to complete this task is according to the statute defining a day. 1-1-301. Definitions. Unless the
Event Details
Reason: Election Admins are not required to perform tasks during office hours, so the time to complete this task is according to the statute defining a day.
1-1-301. Definitions. Unless the context requires otherwise, the following definitions apply in the Montana Code Annotated: (1) A “day” is the period of time between any midnight and the midnight following.
No sooner than the 20th day and no later than the 15th day before election day 13-19-207(1).
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Time
August 20, 2025 8:00 am – August 25, 2025 12:00 pm(GMT-07:00)
September
Event Details
By 5:00 p.m. on the 65th day before the general election 13-1-403(2). *Postponement due to holiday 1-1-307.
Event Details
By 5:00 p.m. on the 65th day before the general election 13-1-403(2).
*Postponement due to holiday 1-1-307.
Time
September 2, 2025 5:00 pm(GMT-07:00)
Event Details
Before noon on the day before the election* 13-13-211(1); 13-2-304. *Modified by court ruling to have late registration end at 8:00 p.m. on election
Event Details
Before noon on the day before the election* 13-13-211(1); 13-2-304.
*Modified by court ruling to have late registration end at 8:00 p.m. on election day.
Absentee ballots are issued to late registrants up until this time on the day before election day; late registrants who submit a registration form after noon must return to the election office or other location designated by the election administrator on election day to receive an absentee ballot (primary election).
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Time
September 8, 2025 12:00 pm(GMT-07:00)
Event Details
The Tuesday following the second Monday in September 13-1-107(2). Time: For polling place elections polls must be open 7 am to 8 pm except as provided in
Time
September 9, 2025 7:00 am(GMT-07:00)
Event Details
Event Details: Last day to register to vote. Time: 8:00 or when all individuals in line at 8 pm have registered. 13-2-304 (Modified by
Event Details
Event Details: Last day to register to vote.
Time: 8:00 or when all individuals in line at 8 pm have registered. 13-2-304 (Modified by court ruling to have late registration end at 8:00 pm on election day.)
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Time
September 9, 2025 8:00 pm(GMT-07:00)
October
Event Details
Reason: Election Admins are not required to perform tasks during office hours, so the time to complete this task is according to the statute defining a day. 1-1-301. Definitions. Unless the
Event Details
Reason: Election Admins are not required to perform tasks during office hours, so the time to complete this task is according to the statute defining a day.
1-1-301. Definitions. Unless the context requires otherwise, the following definitions apply in the Montana Code Annotated: (1) A “day” is the period of time between any midnight and the midnight following.
No sooner than the 20th day and no later than the 15th day before election day 13-19-207(1).
more
Time
October 15, 2025 8:00 am – October 20, 2025 12:00 pm(GMT-07:00)
November
Event Details
Before noon on the day before the election* 13-13-211(1); 13-2-304. *Modified by court ruling to have late registration end at 8:00 p.m. on election
Event Details
Before noon on the day before the election* 13-13-211(1); 13-2-304.
*Modified by court ruling to have late registration end at 8:00 p.m. on election day.
Time
November 3, 2025 8:00 am(GMT-07:00)
Event Details
First Tuesday after the first Monday in November 13-1-104(3a).
Event Details
First Tuesday after the first Monday in November 13-1-104(3a).
Time
November 4, 2025 8:00 am(GMT-07:00)
Event Details
Event Details: Last day to register to vote. Time: 8:00 or when all individuals in line at 8 pm have registered. 13-2-304 (Modified by
Event Details
Event Details: Last day to register to vote.
Time: 8:00 or when all individuals in line at 8 pm have registered. 13-2-304 (Modified by court ruling to have late registration end at 8:00 pm on election day.)
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Time
November 4, 2025 8:00 pm(GMT-07:00)
CalendarMunicipal Calendar18nov5:00 pmGeneral Election CanvassCanvassing to be completed.
Event Details
Board declares elected the individuals having received the highest number of votes cast for each office and proclaims adoption or rejection of ballot issues. Within 14 days after election
Time
November 18, 2025 5:00 pm(GMT-07:00)