Trader consensus heavily favors the Democratic Party in the MA-08 House race at 92.5% implied probability, driven by the district's D+15 partisan voting index, encompassing urban South Boston areas that delivered Kamala Harris a 62-36% margin in 2024, and incumbent Rep. Stephen Lynch's proven 70% general election wins. Lynch leads challenger Patrick Roath in cash on hand ($1.18 million vs. $410,000 as of late March) despite Roath's higher receipts and a challenger-sponsored February poll showing volatility after biographical info. The sole declared Republican, Walter Grochowski, reports zero fundraising, reinforcing the seat's Solid Democratic rating from Cook Political Report. No major developments have emerged in the past 30 days. Upsets remain possible via a polarizing Democratic primary nominee on September 1, Lynch scandal, or national GOP wave, though base rates for flipping such districts are minimal.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedMA-08 House Election Winner
MA-08 House Election Winner
$18,511 Vol.
$18,511 Vol.
Democratic Party
93%
Republican Party
6%
$18,511 Vol.
$18,511 Vol.
Democratic Party
93%
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, 11:09 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...Trader consensus heavily favors the Democratic Party in the MA-08 House race at 92.5% implied probability, driven by the district's D+15 partisan voting index, encompassing urban South Boston areas that delivered Kamala Harris a 62-36% margin in 2024, and incumbent Rep. Stephen Lynch's proven 70% general election wins. Lynch leads challenger Patrick Roath in cash on hand ($1.18 million vs. $410,000 as of late March) despite Roath's higher receipts and a challenger-sponsored February poll showing volatility after biographical info. The sole declared Republican, Walter Grochowski, reports zero fundraising, reinforcing the seat's Solid Democratic rating from Cook Political Report. No major developments have emerged in the past 30 days. Upsets remain possible via a polarizing Democratic primary nominee on September 1, Lynch scandal, or national GOP wave, though base rates for flipping such districts are minimal.
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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