Silver Bow County, Montana election office: address and phone for 2026
The Montana Secretary of State lists the Silver Bow County Election Office at 155 W Granite Rm 208, Butte, MT 59701, phone 406-497-6342.
Silver Bow County election office
Check your registration and find your polling place at My Voter Page, the state's voter site.
Montana voting dates for Silver Bow County voters
| Date | What |
|---|---|
| Mon, Oct 5, 5:00 PM | Regular 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 PM | Request 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 PM | Register 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 PM | Return 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 PM | Election 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 |
Silver Bow County voting questions
What is the phone number for the Silver Bow County election office?
406-497-6342, the Election Office (Silver Bow County's election office on the Montana Secretary of State, Election Administrators Contact List).
What is the address of the Silver Bow County election office?
155 W Granite Rm 208, Butte, MT 59701.
More for Montana voters
- Who is on the Montana ballot: every candidate on the state's official list, race by race.
- Montana voting deadlines 2026: registration, mail ballots, early voting and Election Day.
- Every Montana county's office.
- Early voting dates in every state.
Other Montana counties: Beaverhead, Big Horn, Blaine, Broadwater, Carbon, Carter, Cascade, Chouteau, Custer, Daniels, Dawson, Deer Lodge, Fallon, Fergus, Flathead, Gallatin, Garfield, Glacier, Golden Valley, Granite, Hill, Jefferson, Judith Basin, Lake, Lewis & Clark, Liberty, Lincoln, Madison, McCone, Meagher, Mineral, Missoula, Musselshell, Park, Petroleum, Phillips, Pondera, Powder River, Powell, Prairie, Ravalli, Richland, Roosevelt, Rosebud, Sanders, Sheridan, Stillwater, Sweet Grass, Teton, Toole, Treasure, Valley, Wheatland, Wibaux, Yellowstone.
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.