South Dakota Senate
There's no live forecast for the 2026 South Dakota Senate race: Julian Beaudion is off the ballot, and no Democratic candidate will be on the ballot.
No Democratic nominee
Democratic nominee Julian Beaudion ended his campaign after the June primary. The November contest is Republican Mike Rounds against independent Brian Bengs, a matchup this Democratic-versus-Republican model does not forecast.
No forecast is published for this race. The forecast returns if and when a Dem-vs-Rep matchup is set and polled.
Julian Beaudion left the race on August 4, 2026. Because this seat has no forecast, it is held out of the Senate-control simulation rather than counted for either party. source
No forecast here — here's where the race is live
This seat has no candidate yet. These 2026 races have a live forecast:
Latest news
Kristi Noem's embarrassing half-horse statue caps her spectacular downfallThe latest addition to Pierre’s Trail of Governors stands out. It’s not because it’s the only statue of a woman. It’s not because it’s the only one accompanied by half a horse. It represents a career of political tumult. A career from which it’s unlikely ther…
Raw Story · August 22, 2026
Dem drops US Senate bid, leaving independent candidate as lone challenger to incumbent GOP Sen Mike RoundsDemocratic Senate candidate Julian Beaudion dropped out of the South Dakota race, leaving only GOP Sen. Mike Rounds and independent challenger Brian Bengs in the contest.
Fox News · August 5, 2026
Democratic Nominee Quits South Dakota RaceSouth Dakota's Senate contest got a major shake-up on Tuesday, two months after the state's primary. Julian Beaudion, the Democratic nominee challenging GOP Sen. Mike Rounds, withdrew on the deadline to drop out of the race, citing a "devastating house fire" …
Newser · August 5, 2026
Democrat drops out of South Dakota’s Senate race, clearing path for independentJulian Beaudion ended his campaign after winning the Democratic nomination in June, leaving GOP Sen. Mike Rounds with an independent challenger in November.
NBC News · August 4, 2026
Trump Doubles Down On Endorsing ‘Jerk’ Senator Despite Vowing To Never Back HimPresident Donald Trump endorsed Republican South Dakota Sen. Mike Rounds for reelection Monday despite vowing to never support him just four years prior.
The Daily Caller · June 2, 2026
Headlines via NewsAPI, refreshed daily.
These polls are of the former matchup against Julian Beaudion and are kept as a record only — they no longer describe this race.
The polls behind it
2 polls · newest firstFrequently asked questions
Who is running in the 2026 South Dakota Senate race?
Mike Rounds (Republican) is on the ballot. The Democratic nominee is undetermined: Julian Beaudion left the race, and no Democratic candidate will appear on the ballot.
Why is there no forecast for the 2026 South Dakota Senate race?
The polls on file are of a matchup that no longer exists, so publishing a number from them would be misleading. The forecast returns once a new Democratic nominee is set and pollsters survey the new race.
When is the 2026 South Dakota Senate election?
Election Day is Tuesday, November 3, 2026.
Which party matches you?
These candidates split on taxes, health care, guns, and abortion. See where you land — and which members of Congress actually vote like you.