- Craig Carter (R), Nocona boot manufacturing business owner and unsuccessful 2018 primary challenger (15%)
- Andy Hopper (R), Decatur farmer and software consultant
- Shelley Luther (R), Pilot Point salon owner
- Jacob Minter (D), Anna electrician and union activist
- Drew Springer (R-Muenster), who has represented HD68 since 2013; and
- Denton Mayor Chris Watts (R), an attorney.
SD30 special (Safe Republican): Six candidates filed for the abbreviated race to fill the unexpired term of Sen. Pat Fallon (R-Prosper), who is running for Congress: