Vote Clock

Montana county election offices: all 56 counties

Find your county below for its election office's address and phone, as the Montana Secretary of State, Election Administrators Contact List lists them.

Montana voting dates

DateWhat
Mon, Oct 5, 5:00 PMRegular registration closes
Late registration continues in person at your county election office: Fri Oct 30 (8–5), Mon Nov 2 (8–noon), and Election Day until 8 p.m. Montana's Saturday session (Oct 31) is not offered because a court blocked SB 490. source
Mon, Nov 2, 12:00 PMRequest an absentee ballot
Your county election office must have your application before noon on the day before Election Day. source
Tue, Nov 3, 8:00 PMRegister and vote on Election Day
You can register and vote at your county election office until 8 p.m. on Election Day. A court order blocked SB 490, which would have ended Election Day registration at noon — confirm with your county election office. source
Tue, Nov 3, 8:00 PMReturn your absentee ballot
Your county election office must receive it by 8 p.m. (when polls close) on Election Day. The state advises mailing it at least a week ahead or dropping it off at your county election office. source
Tue, Nov 3, 8:00 PMElection Day: polls open 7:00 a.m. to 8:00 p.m.
A precinct with fewer than 400 voters may open later, but must be open from noon to 8:00 p.m. source

More for Montana voters

Office details are from the Montana Secretary of State, Election Administrators Contact List (checked October 14, 2026). Dates are Montana's, each linked to its source. Call the office before you go.