The Massachusetts 9th congressional district's strong Democratic partisan lean, reflected in a Cook Political Report Solid D rating and D+6 partisan voting index, underpins trader consensus favoring the Democratic nominee at 93.5%. Incumbent Bill Keating, first elected in 2012 and re-elected in 2024, faces a Democratic primary challenger but maintains structural advantages in a district spanning Cape Cod, the South Shore, and parts of southeastern Massachusetts. Limited Republican primary activity and the absence of competitive opposition further solidify positioning ahead of the September 1 primary and November 3 general election. Late developments such as an incumbent withdrawal, major scandal, or unusual national Republican wave could narrow the gap, though historical base rates for similar districts indicate low probability of reversal.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · AktualisiertMA-09 Wahlsieger
Demokratische Partei
94%
Republikanische Partei
6%
Demokratische Partei
94%
Republikanische Partei
6%
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/).
Markt eröffnet: Jan 28, 2026, 11:09 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...The Massachusetts 9th congressional district's strong Democratic partisan lean, reflected in a Cook Political Report Solid D rating and D+6 partisan voting index, underpins trader consensus favoring the Democratic nominee at 93.5%. Incumbent Bill Keating, first elected in 2012 and re-elected in 2024, faces a Democratic primary challenger but maintains structural advantages in a district spanning Cape Cod, the South Shore, and parts of southeastern Massachusetts. Limited Republican primary activity and the absence of competitive opposition further solidify positioning ahead of the September 1 primary and November 3 general election. Late developments such as an incumbent withdrawal, major scandal, or unusual national Republican wave could narrow the gap, though historical base rates for similar districts indicate low probability of reversal.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert
Vorsicht bei externen Links.
Vorsicht bei externen Links.
Häufig gestellte Fragen