She was defeated in the March 2024 Republican primary by Mitch Little, an impeachment lawyer for Texas Attorney General Ken Paxton.
As a result of redistricting, HD-65 grew to include several precincts in the more rural western portion of Denton County.
[4] Thimesch ran for re-election; two challengers also filed for the Republican nomination, including Brian Brazeal and Mitch Little, one of the attorneys who defended Ken Paxton at his impeachment trial.
The Republican primary took place on March 5, 2024, for the 2024 Texas House of Representatives election.
[2] Thimesch was considered a potential candidate to succeed Michael Burgess in Texas's 26th congressional district in the 2024 United States House of Representatives elections in Texas, but she ultimately did not run.