Where to vote in Aberdeen, South Dakota on November 3, 2026
- Election DayTue, Nov 3Tuesday, November 3
- Polls open7 a.m. – 7 p.m.Local time
- Election officeBrown County605-626-7110
Find your polling place Election office Voting dates
Aberdeen is in Brown County. Aberdeen has about 27,961 people, by the U.S. Census Bureau's 2025 estimate, which also gives its county lines.
Brown County auditor's office
Check your registration and find your polling place at the Secretary of State's Voter Information Portal, the state's voter site.
South Dakota voting dates for Aberdeen voters
| Date | What |
|---|---|
| Fri, Sep 18 Started | Absentee voting opens source |
| Mon, Oct 19, 5 p.m. | Last day to register by mail or in person (closes 5 p.m.) source |
| Mon, Nov 2, 5 p.m. | Request an absentee ballot source |
| Tue, Nov 3, 7 p.m. | Last day to return your absentee ballot source |
| Tue, Nov 3, 7 p.m. | Election Day: polls open 7 a.m. to 7 p.m. source |
Aberdeen voting questions
Where do I vote in Aberdeen on Election Day?
At your assigned polling place, or a vote center where Brown County uses them. Polls are open 7 a.m. to 7 p.m. local time. Enter your address on the South Dakota page to find yours.
What is the phone number of the election office for Aberdeen?
605-626-7110, the Brown County Auditor, 25 Market Street Ste 1, Aberdeen, SD 57401.
Which county runs elections in Aberdeen?
Brown County. Aberdeen voters register and vote with Brown County.
More for Aberdeen voters
- South Dakota voting deadlines 2026: registration, mail ballots, early voting and Election Day.
- Brown County election office: address and phone.
- Who is on the South Dakota ballot, race by race.
- What's on my ballot and where do I vote, from your street address.
- Voting in every major U.S. city.
Other big cities in South Dakota: Sioux Falls.
Office details are from the South Dakota Secretary of State, County Auditors (checked October 14, 2026). Dates are South Dakota's, each linked to its source. Call the office before you go; city population and county lines are from the U.S. Census Bureau.