Mark Teixeira holds a commanding lead in the Texas 21st congressional district race due to the area's consistent Republican tilt, reflected in its R+10 Partisan Voter Index and Donald Trump's 11.5-point margin there in 2024. The seat opened after incumbent Chip Roy opted not to seek reelection, and Teixeira secured the GOP nomination in March 2026 with roughly 61 percent of the primary vote amid a crowded field, bolstered by high name recognition as a former MLB player, substantial fundraising exceeding $3.7 million, and endorsements including from President Trump. Democrat Kristin Hook advanced from her primary but trails significantly in resources and faces structural headwinds in a district rated Solid Republican by multiple forecasters. The November 3 general election timeline leaves limited room for late shifts, though unforeseen developments such as candidate health issues or major scandals could still alter the trajectory before voters decide.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedTX-21 House Election Winner
$64,254 Vol.
$64,254 Vol.
Mark Teixeira (R)
94%
Kristin Hook (D)
6%
$64,254 Vol.
$64,254 Vol.
Mark Teixeira (R)
94%
Kristin Hook (D)
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, 11:24 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...Mark Teixeira holds a commanding lead in the Texas 21st congressional district race due to the area's consistent Republican tilt, reflected in its R+10 Partisan Voter Index and Donald Trump's 11.5-point margin there in 2024. The seat opened after incumbent Chip Roy opted not to seek reelection, and Teixeira secured the GOP nomination in March 2026 with roughly 61 percent of the primary vote amid a crowded field, bolstered by high name recognition as a former MLB player, substantial fundraising exceeding $3.7 million, and endorsements including from President Trump. Democrat Kristin Hook advanced from her primary but trails significantly in resources and faces structural headwinds in a district rated Solid Republican by multiple forecasters. The November 3 general election timeline leaves limited room for late shifts, though unforeseen developments such as candidate health issues or major scandals could still alter the trajectory before voters decide.
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