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.
Additional race information can be found at https://www.tejastrails.com/#/trivium/.
Are you ready for one of the most challenging & amazing road races in all of Texas? The Hill Country Trivium is a set of 50k, full marathon, half marathon (a.k.a. "Thirteener"), 10k & 5k races held in the beautiful Hill Country town of Marble Falls. Each race takes place on a paved surface involving a true "Out & Back" course on country roads with rolling hills, formidable climbs & gorgeous views. All races begin & end at the Marble Falls High School’s Mustang Stadium. In addition to various race perks, all finishers will receive pie from the legendary Bluebonnet Cafe upon crossing the finish line!
While every racer will get some cool swag, October 13 is the deadline to get a shirt.
If you have any questions about this race, click the button below.Questions?
Refer 5 or more participants and get a refund of up to $20.00. Last minute change of plans? Sick or have to work on race day? You can now get a transfer credit up to 100% of your registration fee (less park fees & processing fees, etc.) transferred to a different upcoming Tejas Trail event (to be used within 1 year of the original race ) IF you have 7 referrals.