Incumbent Rep. Brian Mast's (R) dominant position in Florida's 21st Congressional District, a Solid Republican seat with Cook PVI R+7, underpins trader consensus pricing Republican victory at 86%, reflecting his 2024 general election win by nearly 20 points and unchallenged Republican primary status. Mast boasts $2.3 million cash-on-hand as of late 2025, far exceeding top Democratic primary contender Pia Dandiya's $929,000, amid a fragmented five-candidate Democratic field including James Martin and Bernard Taylor. Recent EMILYs List endorsement of Dandiya has not shifted odds, as Mast's role chairing the House Foreign Affairs Committee bolsters his profile. No polling exists; filing deadline nears April 24 ahead of August primary.
Experimental AI-generated summary referencing Polymarket data · UpdatedFL-21 House Election Winner
FL-21 House Election Winner
Republican Party
87%
Democratic Party
13%
Republican Party
87%
Democratic Party
13%
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, 10:58 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 Rep. Brian Mast's (R) dominant position in Florida's 21st Congressional District, a Solid Republican seat with Cook PVI R+7, underpins trader consensus pricing Republican victory at 86%, reflecting his 2024 general election win by nearly 20 points and unchallenged Republican primary status. Mast boasts $2.3 million cash-on-hand as of late 2025, far exceeding top Democratic primary contender Pia Dandiya's $929,000, amid a fragmented five-candidate Democratic field including James Martin and Bernard Taylor. Recent EMILYs List endorsement of Dandiya has not shifted odds, as Mast's role chairing the House Foreign Affairs Committee bolsters his profile. No polling exists; filing deadline nears April 24 ahead of August primary.
Experimental AI-generated summary referencing Polymarket data · Updated
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