Incumbent Republican Rep. Michael Guest secured the GOP nomination unopposed in the March 10 primary, facing Democrat Michael Chiaradio, who also advanced without opposition, in Mississippi's 3rd Congressional District general election on November 3. Trader consensus at 92% for Republicans reflects the district's solidly Republican rating from the Cook Political Report, bolstered by Guest's consistent reelection margins and the absence of competitive polling or fundraising gaps favoring Democrats. No major developments have emerged in the past 30 days, reinforcing the status quo. Scenarios that could challenge this include a late-breaking scandal involving Guest, his withdrawal, or an unprecedented national Democratic wave, though historical base rates for safe seats suggest low likelihood.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedMS-03 House Election Winner
MS-03 House Election Winner
$28,614 Vol.
$28,614 Vol.
Republican Party
92%
Democratic Party
5%
$28,614 Vol.
$28,614 Vol.
Republican Party
92%
Democratic Party
5%
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, 11:10 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 Republican Rep. Michael Guest secured the GOP nomination unopposed in the March 10 primary, facing Democrat Michael Chiaradio, who also advanced without opposition, in Mississippi's 3rd Congressional District general election on November 3. Trader consensus at 92% for Republicans reflects the district's solidly Republican rating from the Cook Political Report, bolstered by Guest's consistent reelection margins and the absence of competitive polling or fundraising gaps favoring Democrats. No major developments have emerged in the past 30 days, reinforcing the status quo. Scenarios that could challenge this include a late-breaking scandal involving Guest, his withdrawal, or an unprecedented national Democratic wave, though historical base rates for safe seats suggest low likelihood.
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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