Henry Cuellar is a member of the U.S. House, representing Texas' 28th Congressional District. He assumed office on January 3, 2005. His current term ends on January 3, 2027. Cuellar is running for re-election to the U.S. House to represent Texas' 28th Congressional District. He is on the ballot in the general election on November 3, 2026. He advanced from the Democratic primary on March 3, 2026.