TX-21 House Election Winner: how this market works

What you need to know

This market asks which party will win the congressional seat for Texas District 21 in the November 2026 midterm elections. A Yes for Republicans means a Republican candidate wins that seat in the U.S. House of Representatives. A Yes for Democrats means a Democrat wins it instead. TX-21 is a district in central Texas that includes parts of the San Antonio and Austin areas, and it has leaned Republican in recent election cycles. The market settles based on whoever wins the TX-21 race on November 3, 2026. The winner's party is determined by how they are listed on the ballot, or by which party they publicly align with at the time results are called. If an independent wins, they are assigned to whichever major party they said they would caucus with. The final source of truth, if any dispute arises, is the official Federal Election Commission results. None of the provided news headlines relate directly to the TX-21 race. There are no recent stories about the specific candidates, primary results, or polling in this district. The kind of news that would matter here includes primary results showing who the nominees are, any major candidate announcements, and district-level polling as the election approaches. The market prices this heavily toward Republicans at 89%, so the main honest question is simply whether something unexpected disrupts that strong advantage. TX-21 has a Republican lean, but over a year remains before election day. Factors that could shift things include who the nominees turn out to be, national political conditions in late 2026, tariff and economic sentiment, and voter turnout patterns. The odds are lopsided, but a lot can change in 15 months.

The odds right now

• Republican Party+6.0 pts (1w)89%
• Democratic Party-4.5 pts (1w)11%

Price history

How this resolves

Resolves November 3, 2026

This market will resolve according to the party of the candidate who wins the TX-21 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. Read the full resolution rules on the live market page.

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