Incumbent Democrat Susie Lee secured her party's nomination in the June 9 primary with roughly 69% of the vote and now faces Republican Marty O'Donnell, a Trump-endorsed candidate and composer who prevailed in his primary. Multiple nonpartisan ratings classify the race as Lean Democratic, reflecting the district's western Las Vegas suburban composition, Lee's fundraising edge, and her narrow 2024 re-election. Traders appear to price in the structural advantages of incumbency and recent Democratic performance despite the area's competitiveness and potential Republican coattails from the gubernatorial contest. The November 3 general election remains the resolution trigger, with limited late-cycle polling available to shift the current implied probabilities.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedNV-03 House Election Winner
Democratic Party
85%
Republican Party
17%
Democratic Party
85%
Republican Party
17%
A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Market Opened: Dec 16, 2025, 12:24 PM ET
Resolver
0x2F5e3684c...A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Resolver
0x2F5e3684c...Incumbent Democrat Susie Lee secured her party's nomination in the June 9 primary with roughly 69% of the vote and now faces Republican Marty O'Donnell, a Trump-endorsed candidate and composer who prevailed in his primary. Multiple nonpartisan ratings classify the race as Lean Democratic, reflecting the district's western Las Vegas suburban composition, Lee's fundraising edge, and her narrow 2024 re-election. Traders appear to price in the structural advantages of incumbency and recent Democratic performance despite the area's competitiveness and potential Republican coattails from the gubernatorial contest. The November 3 general election remains the resolution trigger, with limited late-cycle polling available to shift the current implied probabilities.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated


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