Incumbent Democrat Brittany Pettersen holds a commanding position in Colorado’s 7th Congressional District, a D+8 seat encompassing western Denver suburbs, due to consistent double-digit margins in recent cycles and unanimous forecaster ratings of Solid or Safe Democratic. Both parties’ June 30 primaries were uncontested, with Pettersen advancing against Republican Tim Bennett. Her substantial fundraising edge, exceeding $1 million cash on hand compared to Bennett’s minimal resources, reinforces the trader consensus reflected in current odds. A realistic shift would require a major national Republican midterm surge, an unforeseen scandal or health event involving the incumbent, or sharply altered turnout patterns before the November 3 general election.
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
$27,336 Vol.
$27,336 Vol.
Democratic Party
94%
Republican Party
6%
$27,336 Vol.
$27,336 Vol.
Democratic Party
94%
Republican Party
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/).
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 holds a commanding position in Colorado’s 7th Congressional District, a D+8 seat encompassing western Denver suburbs, due to consistent double-digit margins in recent cycles and unanimous forecaster ratings of Solid or Safe Democratic. Both parties’ June 30 primaries were uncontested, with Pettersen advancing against Republican Tim Bennett. Her substantial fundraising edge, exceeding $1 million cash on hand compared to Bennett’s minimal resources, reinforces the trader consensus reflected in current odds. A realistic shift would require a major national Republican midterm surge, an unforeseen scandal or health event involving the incumbent, or sharply altered turnout patterns before the November 3 general election.
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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