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2026 candidates we're tracking in TX-20
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Joaquin Castro
Democratic
Incumbent
Joaquin Castro is the sitting U.S. Representative for this district, per the House Clerk's current member roster, first elected in 2012 after five terms in the Texas House. A Stanford and Harvard Law graduate from San Antonio, he serves on the Foreign Affairs …
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Edgardo Rafael Baez
Republican
Edgardo Rafael Baez is certified as the Republican candidate for this district on the November 3, 2026 ballot, per the Texas Secretary of State’s qualified candidate list, which records the occupation lawyer.
About this race
Texas's 20th Congressional District elects one member of the U.S. House of Representatives to a two-year term. Every House seat in the country is on the ballot in 2026. The Texas primary is Tuesday, March 3, 2026 (runoff Tuesday, May 26, 2026 if needed), and the general election is Tuesday, November 3, 2026.