Incumbent Democrat Frank Mrvan secured his party's nomination in the May 2026 primary for Indiana's 1st congressional district, advancing to face Republican nominee Barb Regnitz in the November general election. The district's Cook Partisan Voting Index of D+1, combined with Mrvan's 2024 reelection margin of 53.4%, underpins the trader consensus reflected in the 82.5% Democratic probability. Forecasters across Cook Political Report, DDHQ, Inside Elections, and Sabato's Crystal Ball rate the seat Likely Democratic, citing the incumbent's established fundraising and local focus on economic development and union priorities in northwest Indiana. The Republican primary outcome and absence of major redistricting shifts or late-cycle disruptions have left little momentum for a competitive challenge before Election Day.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jourIN-01 Vainqueur de l'élection à la Chambre
Parti démocrate
83%
Parti républicain
15%
Parti démocrate
83%
Parti républicain
15%
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/).
Marché ouvert : Dec 16, 2025, 11:52 AM 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 Frank Mrvan secured his party's nomination in the May 2026 primary for Indiana's 1st congressional district, advancing to face Republican nominee Barb Regnitz in the November general election. The district's Cook Partisan Voting Index of D+1, combined with Mrvan's 2024 reelection margin of 53.4%, underpins the trader consensus reflected in the 82.5% Democratic probability. Forecasters across Cook Political Report, DDHQ, Inside Elections, and Sabato's Crystal Ball rate the seat Likely Democratic, citing the incumbent's established fundraising and local focus on economic development and union priorities in northwest Indiana. The Republican primary outcome and absence of major redistricting shifts or late-cycle disruptions have left little momentum for a competitive challenge before Election Day.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jour


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