Texas Senate GOP Primary Heats Up: Ken Paxton Surges Ahead of John Cornyn, Capturing Significant Lead Before Trump's Endorsement

The Texas Republican Senate primary is witnessing a dramatic shift as Ken Paxton appears to be pulling away from incumbent John Cornyn, according to recent polling data. This significant development comes just before a highly anticipated endorsement from former President Donald Trump, suggesting a potential surge in Paxton’s support.

The latest figures indicate that Paxton has garnered 52% of the vote, establishing a substantial 12-point lead over Cornyn, who stands at 40%. This margin is particularly noteworthy given the timing, as Trump’s endorsement is widely expected to bolster Paxton’s campaign further.

The race for the Texas Senate seat has been closely watched, with both candidates vying for the Republican nomination. Cornyn, a long-serving senator, has historically enjoyed strong support within the party. However, Paxton, the current Texas Attorney General, has been actively challenging the establishment and mobilizing a dedicated base of supporters.

Factors contributing to Paxton’s rising popularity include his aggressive legal battles and his alignment with conservative grassroots movements. His campaign has emphasized a strong stance on issues such as border security and election integrity, resonating with a segment of the Republican electorate.

Cornyn’s campaign, on the other hand, has focused on his experience and track record in Washington D.C., highlighting his role in legislative achievements and his ability to secure resources for Texas. However, the recent polling suggests that this approach may not be enough to counter the momentum generated by Paxton’s populist appeal.

The impending Trump endorsement is seen as a pivotal moment in the primary. Trump’s influence within the Republican party remains potent, and his backing could solidify Paxton’s lead and potentially deter any last-minute challenges from Cornyn.

The fundraising landscape also plays a crucial role in these campaigns. While details on specific fundraising figures are not provided in this update, the ability to effectively raise and deploy campaign funds is essential for reaching voters across a vast state like Texas. Both campaigns are likely investing heavily in advertising, voter outreach, and get-out-the-vote efforts.

The question of how many Republicans will turn out to vote in this primary is also a key indicator of the overall enthusiasm for each candidate. High turnout typically signals strong engagement with the issues and candidates on the ballot.

This developing story underscores the dynamic nature of political primaries and the significant impact of endorsements and grassroots mobilization. The outcome of the Texas Senate GOP primary could have broader implications for the Republican party’s direction and its strategy heading into the general election.

The reporting of this news was done by Eric Daugherty. Source: Eric Daugherty.

Eric Daugherty: 🚨 JUST IN: Ken Paxton is PULLING AWAY from John Cornyn in the Texas Senate GOP primary This is BEFORE today’s Trump endorsement of Paxton: 🔴 Paxton: 52% (+12) 🔴 Cornyn: 40% Time to WIN! 🇺🇸 GSG | 5/6-11. #breaking

— @EricLDaugh May 1, 2026