| | In 2014, Canseco again sought to returns to Congress and polled 10,204 votes (40.4 percent) in the Republican primary on March 4. He finished a close second to Will Hurd, his intra-party rival from 2010. Hurd received 10,348 votes (40.9 percent). The remaining but critical 4,723 votes (18.7 percent) went to a third candidate, Robert Lowry.<ref>Texas Secretary of State, Republican primary returns, March 4, 2014.</ref> In the May 27 runoff election, Hurd handily defeated Canseco, 8,698 votes (59.5 percent) to 5,924 (40.5 percent)<ref>Texas Secretary of State, Republican runoff election returns, May 27, 2014.</ref>then faced Pete Gallego in the November 4 general election. | | In 2014, Canseco again sought to returns to Congress and polled 10,204 votes (40.4 percent) in the Republican primary on March 4. He finished a close second to Will Hurd, his intra-party rival from 2010. Hurd received 10,348 votes (40.9 percent). The remaining but critical 4,723 votes (18.7 percent) went to a third candidate, Robert Lowry.<ref>Texas Secretary of State, Republican primary returns, March 4, 2014.</ref> In the May 27 runoff election, Hurd handily defeated Canseco, 8,698 votes (59.5 percent) to 5,924 (40.5 percent)<ref>Texas Secretary of State, Republican runoff election returns, May 27, 2014.</ref>then faced Pete Gallego in the November 4 general election. |
| | In 2018, Canseco contested the District 21 U.S. House seat vacated by the retiring Republican Lamar Smith. He finished in a multi-candidate field with 4 percent of the ballots cast.<ref>Texas Secretary of State, Republican primary election returns, March 6, 2018.</ref> [[Chip Roy]], who carried the backing of U.S. Senator [[Ted Cruz]], narrowly won the Republican runoff contest and then the general election on November 6, 2018. | | In 2018, Canseco contested the District 21 U.S. House seat vacated by the retiring Republican Lamar Smith. He finished in a multi-candidate field with 4 percent of the ballots cast.<ref>Texas Secretary of State, Republican primary election returns, March 6, 2018.</ref> [[Chip Roy]], who carried the backing of U.S. Senator [[Ted Cruz]], narrowly won the Republican runoff contest and then the general election on November 6, 2018. |