Incumbent Democrat Brittany Pettersen’s reelection bid in Colorado’s 7th Congressional District, which carries a D+8 partisan voter index, anchors trader consensus at 91.5% for a Democratic win ahead of the November 3, 2026, general election. Pettersen’s comfortable victories in 2022 and 2024, combined with no high-profile Republican challenger emerging despite the June 30 primaries, reinforce her commanding position in this Denver-area seat. Absent recent polling, markets reflect historical incumbency advantages and district fundamentals favoring Democrats. Potential shifts could arise from a strong GOP nominee post-primary, a national Republican midterm wave, or unexpected developments like scandals or health issues affecting Pettersen.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedCO-07 House Election Winner
CO-07 House Election Winner
$16,538 Vol.
$16,538 Vol.
Democratic Party
92%
Republican Party
8%
$16,538 Vol.
$16,538 Vol.
Democratic Party
92%
Republican Party
8%
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 Democrat Brittany Pettersen’s reelection bid in Colorado’s 7th Congressional District, which carries a D+8 partisan voter index, anchors trader consensus at 91.5% for a Democratic win ahead of the November 3, 2026, general election. Pettersen’s comfortable victories in 2022 and 2024, combined with no high-profile Republican challenger emerging despite the June 30 primaries, reinforce her commanding position in this Denver-area seat. Absent recent polling, markets reflect historical incumbency advantages and district fundamentals favoring Democrats. Potential shifts could arise from a strong GOP nominee post-primary, a national Republican midterm wave, or unexpected developments like scandals or health issues affecting Pettersen.
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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