In order to use RunSignup, your browser must accept cookies. Otherwise, you will not be able to register for races or use other functionality of the website. However, your browser doesn't appear to allow cookies by default.
If you still see this message after clicking the link, then your browser settings are likely set to not allow cookies. Please try enabling cookies. You can find instructions at https://www.whatismybrowser.com/guides/how-to-enable-cookies/auto. If you still have issues after this, please contact us.
Additional race information can be found at http://www.texastoughduathlon.com.
The toughest Du in Texas! Challenge your mental and physical strength with this challenging run-bike-run course in the Hill Country. Sign up for the "Individual Open" if you are not on an official USA Triathlon Collegiate Club and wish to do the whole race. Sign up for the "Collegiate" category if you are on an official USA Triathlon Collegiate Club. Sign up for the "Team Relay" if you only want to run or bike, and you have a partner to do the opposite. AND, new this year, we have a 5k Fun Run option!