Incumbent Rep. Sarah McBride's commanding 16-point victory in the 2024 DE-AL House race, combined with Delaware's strong Democratic partisan voting index of D+8, underpins trader consensus heavily favoring the Democratic Party. As the early 2026 cycle unfolds—with primaries set for September 15—no public polling exists, but McBride's active fundraising and recent House floor speech on unity signal her re-election bid amid a quiet race. Republican Earl L. Cooper recently filed as the GOP nominee, yet lacks high-profile backing or historical precedent for flipping this safe seat. Odds could shift via a McBride scandal, major Republican recruit, or national midterm wave favoring the GOP, though such barriers remain steep.
Experimental AI-generated summary referencing Polymarket data · UpdatedDE-AL House Election Winner
DE-AL House Election Winner
Democratic Party
93%
Republican Party
7%
Democratic Party
93%
Republican Party
7%
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: Jan 28, 2026, 10:30 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 Rep. Sarah McBride's commanding 16-point victory in the 2024 DE-AL House race, combined with Delaware's strong Democratic partisan voting index of D+8, underpins trader consensus heavily favoring the Democratic Party. As the early 2026 cycle unfolds—with primaries set for September 15—no public polling exists, but McBride's active fundraising and recent House floor speech on unity signal her re-election bid amid a quiet race. Republican Earl L. Cooper recently filed as the GOP nominee, yet lacks high-profile backing or historical precedent for flipping this safe seat. Odds could shift via a McBride scandal, major Republican recruit, or national midterm wave favoring the GOP, though such barriers remain steep.
Experimental AI-generated summary referencing Polymarket data · Updated



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