Republican incumbent Abraham Hamadeh faces Democrat Bernadette Greene-Placentia in Arizona’s 8th congressional district on November 3, 2026. The seat carries an R+8 partisan voting index and has delivered consistent Republican margins in recent cycles, including Hamadeh’s 2024 victory. Hamadeh ran unopposed in the July 21 Republican primary while Greene-Placentia secured the Democratic nomination, confirming a straightforward general-election matchup. Cook Political Report rates the contest Solid Republican, underscoring the structural advantages for the GOP nominee in this suburban Phoenix district. With primaries complete and no major shifts in the district’s underlying partisan composition, trader consensus assigns the Republican Party the large majority probability reflected in current pricing.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedAZ-08 House Election Winner
$10,092 Vol.
$10,092 Vol.
Republican Party
85%
Democratic Party
16%
$10,092 Vol.
$10,092 Vol.
Republican Party
85%
Democratic Party
16%
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 27, 2026, 11:54 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...Republican incumbent Abraham Hamadeh faces Democrat Bernadette Greene-Placentia in Arizona’s 8th congressional district on November 3, 2026. The seat carries an R+8 partisan voting index and has delivered consistent Republican margins in recent cycles, including Hamadeh’s 2024 victory. Hamadeh ran unopposed in the July 21 Republican primary while Greene-Placentia secured the Democratic nomination, confirming a straightforward general-election matchup. Cook Political Report rates the contest Solid Republican, underscoring the structural advantages for the GOP nominee in this suburban Phoenix district. With primaries complete and no major shifts in the district’s underlying partisan composition, trader consensus assigns the Republican Party the large majority probability reflected in current pricing.
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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