Trader consensus slightly favors U.S. Rep. Dusty Johnson at 45.5% implied probability to win the South Dakota Republican gubernatorial primary, with businessman Toby Doeden close behind at 39%, reflecting tight recent polls showing Johnson ahead 35-40% to Doeden's 30-35% amid an open seat left by term-limited Gov. Kristi Noem. Lt. Gov. Larry Rhoden trails at 11.5% on base institutional support, while state Rep. Jon Hansen sits at 1%. The race stays neck-and-neck due to Johnson's fundraising edge offset by Doeden's self-funded outsider appeal and undecided voters split across a fragmented field; separation could come from late Noem or Trump endorsements, final debate performances, or early voting data ahead of June 4.
Experimental AI-generated summary referencing Polymarket data · UpdatedDusty Johnson 46%
Toby Doeden 41%
Larry Rhoden 12%
Jon Hansen <1%
$10,564 Vol.
$10,564 Vol.
Dusty Johnson
46%
Toby Doeden
41%
Larry Rhoden
12%
Jon Hansen
1%
Dusty Johnson 46%
Toby Doeden 41%
Larry Rhoden 12%
Jon Hansen <1%
$10,564 Vol.
$10,564 Vol.
Dusty Johnson
46%
Toby Doeden
41%
Larry Rhoden
12%
Jon Hansen
1%
If no 2026 South Dakota Gubernatorial Republican Primary takes place, this market will resolve to “Other.”
The resolution source for this market will be the first official announcement of the results from the South Dakota Republican Party; however, an overwhelming consensus of credible reporting may suffice.
Market Opened: Dec 10, 2025, 11:44 PM ET
Resolver
0x2F5e3684c...Resolver
0x2F5e3684c...Trader consensus slightly favors U.S. Rep. Dusty Johnson at 45.5% implied probability to win the South Dakota Republican gubernatorial primary, with businessman Toby Doeden close behind at 39%, reflecting tight recent polls showing Johnson ahead 35-40% to Doeden's 30-35% amid an open seat left by term-limited Gov. Kristi Noem. Lt. Gov. Larry Rhoden trails at 11.5% on base institutional support, while state Rep. Jon Hansen sits at 1%. The race stays neck-and-neck due to Johnson's fundraising edge offset by Doeden's self-funded outsider appeal and undecided voters split across a fragmented field; separation could come from late Noem or Trump endorsements, final debate performances, or early voting data ahead of June 4.
Experimental AI-generated summary referencing Polymarket data · Updated



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