The open IA-02 seat, vacated by Republican Rep. Ashley Hinson's Senate bid, features Republican nominee Joe Mitchell against Democrat Lindsay James in the November 3 general election. The district's R+4 Cook Partisan Voting Index and recent presidential results have positioned Republicans with a modest structural edge in this northeastern Iowa territory centered on Cedar Rapids and surrounding areas. Primary victories in June—Mitchell defeating Charlie McClintock and James prevailing in a three-way Democratic contest—clarified the matchup, while race ratings from Cook Political Report, Inside Elections, and Sabato's Crystal Ball classify the contest as Lean or Likely Republican. Limited polling, including a mid-July survey showing James narrowly ahead, has kept the implied probability close, reflecting the district's competitiveness and the impact of broader Iowa midterm dynamics on turnout and messaging around the candidates' records.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedIA-02 House Election Winner
Republican Party
56%
Democratic Party
45%
Republican Party
56%
Democratic Party
45%
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, 11:08 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 open IA-02 seat, vacated by Republican Rep. Ashley Hinson's Senate bid, features Republican nominee Joe Mitchell against Democrat Lindsay James in the November 3 general election. The district's R+4 Cook Partisan Voting Index and recent presidential results have positioned Republicans with a modest structural edge in this northeastern Iowa territory centered on Cedar Rapids and surrounding areas. Primary victories in June—Mitchell defeating Charlie McClintock and James prevailing in a three-way Democratic contest—clarified the matchup, while race ratings from Cook Political Report, Inside Elections, and Sabato's Crystal Ball classify the contest as Lean or Likely Republican. Limited polling, including a mid-July survey showing James narrowly ahead, has kept the implied probability close, reflecting the district's competitiveness and the impact of broader Iowa midterm dynamics on turnout and messaging around the candidates' records.
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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