Incumbent Democrat Brittany Pettersen holds a commanding position in Colorado's 7th Congressional District, a D+8 seat where she won by 14 points in 2024 and faces no Democratic primary opposition ahead of the June 30 contest. Trader consensus reflects her $915,000 cash-on-hand advantage through March over Republican primary contender Timothy Bennett's $5,000, following another GOP candidate's withdrawal, underscoring weak Republican recruitment in this suburban Denver district. Solid Democratic ratings from forecasters reinforce the implied probability. While a national midterm wave, Pettersen scandal, or stronger GOP nominee could challenge the outlook, historical incumbency and partisan lean present significant barriers 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
CO-07 House Election Winner
$14,790 Vol.
$14,790 Vol.
Democratic Party
91%
Republican Party
8%
$14,790 Vol.
$14,790 Vol.
Democratic Party
91%
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 holds a commanding position in Colorado's 7th Congressional District, a D+8 seat where she won by 14 points in 2024 and faces no Democratic primary opposition ahead of the June 30 contest. Trader consensus reflects her $915,000 cash-on-hand advantage through March over Republican primary contender Timothy Bennett's $5,000, following another GOP candidate's withdrawal, underscoring weak Republican recruitment in this suburban Denver district. Solid Democratic ratings from forecasters reinforce the implied probability. While a national midterm wave, Pettersen scandal, or stronger GOP nominee could challenge the outlook, historical incumbency and partisan lean present significant barriers 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

Beware of external links.
Beware of external links.
Frequently Asked Questions