Tierra Redonda Mountain Trail Run

Bradley, United States • 19 Sep 2026

Tierra Redonda Mountain Trail Run - September 19, 2026

The Tierra Redonda Mountain Trail Run takes place at Smith Ranch in Bradley, California on September 19, 2026. The event offers multiple race formats and loop options, including:

  • 48 Hour
  • 24 Hour
  • 20 km
  • 10 km
  • 5 km

All events start and finish at the Smith Ranch Cow Camp staging area.

Course, camping and on-site services

The course is a loop system on private ranch land composed of ranch road and single-track trail, 100% dirt. The 5 km loop has about 302 feet of vertical gain per loop; the 10 km loop has about 585 feet of vertical gain per loop. The 20 km distance is two 10 km loops. The 24 hour and 48 hour events use multiple 10 km loops. Aid stations are located at approximately every 3 miles.

On-site camping is available on a first-come basis, primitive with no hookups, and is charged at $10.00 per vehicle, per night, payable upon arrival. Friends and family are welcome and dogs on leash are permitted. There are nightly group bonfires and live music on Friday and Saturday nights. Awards are given to all finishers, with handcrafted trophies for the top male and female in each event. Visit the organization's website for the most recent information.

Race information

48 hr
48 Hour
24 hr
24 Hour
20 km
10 km
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

AllWeDoIsRun hosts trail events across the Central Coast, from scenic 10 km and 30 km races to multi day ultramarathons, ride and tie contests, and run and raft adventure days. Expect rugged trails and a spirited community.