Incumbent Democrat Kim Schrier’s commanding 54% share in the August 4, 2026 top-two primary—well ahead of the leading Republican—has reinforced trader consensus on a Democratic hold in Washington’s 8th district. The seat carries a D+3 Partisan Voter Index, reflecting suburban east King County demographics and consistent Democratic performance since Schrier flipped it in 2018. Her established incumbency, healthcare-focused profile, and fundraising lead further widen the gap against Republican nominee Spencer Meline. Forecasters rate the contest Solid or Likely Democratic. Scenarios that could narrow the margin before the November 3 general election include an unforeseen scandal, a sharp national political shift, or unusually low Democratic turnout in the suburban and exurban areas.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedWA-08 House Election Winner
$22,166 Vol.
$22,166 Vol.
Democratic Party
98%
Republican Party
2%
$22,166 Vol.
$22,166 Vol.
Democratic Party
98%
Republican Party
2%
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: Dec 16, 2025, 1:15 PM 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 Kim Schrier’s commanding 54% share in the August 4, 2026 top-two primary—well ahead of the leading Republican—has reinforced trader consensus on a Democratic hold in Washington’s 8th district. The seat carries a D+3 Partisan Voter Index, reflecting suburban east King County demographics and consistent Democratic performance since Schrier flipped it in 2018. Her established incumbency, healthcare-focused profile, and fundraising lead further widen the gap against Republican nominee Spencer Meline. Forecasters rate the contest Solid or Likely Democratic. Scenarios that could narrow the margin before the November 3 general election include an unforeseen scandal, a sharp national political shift, or unusually low Democratic turnout in the suburban and exurban areas.
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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