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
Republican unease with Trump spreads to places it was never supposed to reach: reportRepublican unease with President Donald Trump has spread beyond swing-district lawmakers fighting for their political lives. Senators from some of the country's most reliably red states are now openly challenging him on the economy, the Iran war and more, acc…
Raw Story · October 5, 2026
Bipartisan frustration builds as Senators seek transparency from PentagonWASHINGTON (AP) — Tensions are mounting between the Pentagon and Congress over the flow of information to lawmakers about the U.S. military's priorities, with both Democrats and Republicans accusing a Defense Department leader of being frustratingly opaque. …
Yahoo Entertainment · September 17, 2026
Exclusive: Navy Veteran Brian Bengs Takes on Big Money in South Dakota as Independent US Senate CandidateBengs, who previously ran for office, is channeling an anti-corruption campaign against Republican incumbent Sen. Mike Rounds.
Military.com · September 10, 2026
‘They feel like they’ve been let down’: Republican’s admission about farmers, beef and Trump reveals a nervous Senate race“Politics is local,” Sen. Mike Rounds of South Dakota said. Farmers “feel just like the administration pulled the rug right off from underneath."
Fortune · September 8, 2026
Shock as Senate staffer exposed as Meta & tobacco-giant lobbyist: 'Most obvious conflict'A senior staffer working for Sen. Mike Rounds (R-SD) has been cashing in as a lobbyist for multiple major corporations constantly under scrutiny by Congress, according to a new report. Newly surfaced South Dakota state filings, reviewed by Politico, show Roun…
Raw Story · September 7, 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.