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2020 Texas U.S. House District 20 Election

Texas · 3 candidates · See every 2020 U.S. House race

Who won the 2020 Texas U.S. House District 20 Election?

Joaquin Castro won the 2020 Texas U.S. House District 20 Election. Joaquin Castro received 175,078 popular votes (64.67%). The main challenger was Mauro Garza (33.11%).

See the full head-to-head between Castro and Garza

Castro +31.6 pts · won by 85,450 votes
Joaquin CastroDemocraticWINNER64.67%
175,078 votes
Mauro GarzaRepublican33.11%
89,628 votes
Jeffrey Charles BluntLibertarian2.22%
6,017 votes
Popular-vote totals for U.S. House elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.