The Democratic Party's commanding 91.5% implied probability in the MA-08 House race reflects the district's entrenched partisan lean, with a Cook Partisan Voting Index of D+15 and Solid Democratic ratings across forecasters like Inside Elections and Sabato's Crystal Ball. Incumbent Rep. Stephen Lynch, who captured 70% in the 2024 general election, anchors trader sentiment amid a low-profile Republican primary featuring only Walter Grochowski and an independent bid by Michael Hammond. No major developments have emerged in the past 30 days to alter this positioning, with Lynch favored over Democratic primary challenger Patrick Roath ahead of the September 1 primaries. Realistic shifts would require a damaging scandal hitting the Democratic nominee, a high-profile GOP recruit, or a massive national Republican wave.
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
Democratic Party
92%
Republican Party
7%
Democratic Party
92%
Republican Party
7%
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...The Democratic Party's commanding 91.5% implied probability in the MA-08 House race reflects the district's entrenched partisan lean, with a Cook Partisan Voting Index of D+15 and Solid Democratic ratings across forecasters like Inside Elections and Sabato's Crystal Ball. Incumbent Rep. Stephen Lynch, who captured 70% in the 2024 general election, anchors trader sentiment amid a low-profile Republican primary featuring only Walter Grochowski and an independent bid by Michael Hammond. No major developments have emerged in the past 30 days to alter this positioning, with Lynch favored over Democratic primary challenger Patrick Roath ahead of the September 1 primaries. Realistic shifts would require a damaging scandal hitting the Democratic nominee, a high-profile GOP recruit, or a massive national Republican wave.
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