Coolest 10km Trail Run

Cool, United States • 6 Jun 2026

AllWeDoIsRun events

AllWeDoIsRun organizes trail running events on the California Central Coast and other locations. The organization is a member of the Road Runners Club of America and the American Trail Running Association, and it is an affiliate of the Ride and Tie Association. Events on the calendar for 2026 include a mix of trail races, multi-day ultramarathons, ride-and-tie competitions, and run-and-raft adventure days.

Selected 2026 events

La Cuesta Ranch Trail Run : San Luis Obispo, CA; January 24, 2026.

  • 10 km
  • 20 km
  • 30 km

Santa Barbara Nine Trails : Santa Barbara, CA; March 14, 2026.

  • 35 mile
  • 17 mile

Born To Run Ultra Marathon Extravaganza : Los Olivos, CA; May 16, 2026.

  • 10 mile
  • 20 mile
  • 30 mile
  • 100 mile
  • 3 Day
  • 4 Day

Run and Raft Adventure Day : Lotus, CA; May 24 and July 25, 2026.

  • 10 mile trail run and whitewater raft on the South Fork American River

Coolest 10km Trail Run : Cool, CA; June 6, 2026.

  • 10 km on the Olmsted Loop Trail / Auburn State Recreation Area

Coolest Ride and Tie and Equathon : Cool, CA; June 6, 2026.

  • Ride and Tie long course 21 miles; short course 9 miles
  • Equathon long course 21 miles (12 mile rider / 9 mile runner); short course 12 miles (6 mile rider / 6 mile runner)

Back On The Ranch Trail Run : Los Olivos, CA; October 2-4, 2026.

  • 3 hour, 6 hour, 12 hour, 24 hour, 48 hour

Tierra Redonda Mountain Trail Run and Camp : Bradley, CA; September 18-19, 2026.

  • 48 hour, 24 hour, 20 km, 10 km

Last One Standing : Bradley, CA; September 18-19, 2026. Visit the organization's website for the most recent information.

  • Last One Standing event format

Race information

10 km
Visit the organization's website for the most recent information.
Trail runs nearby

Run scenic single track trails along Folsom Lake with distances for every runner from a 1 mile kids run to a 50K. Commemorative medals for finishers, aid stations, and on site EMT support create a welcoming day on the trails.

Hit the scenic shoreline trails at Granite Beach for the Gumby 5K or 10K, with single track, groomed sections and pavement for a fun, varied run. All finishers get custom Gumby and Pokey medals to celebrate your effort.

Escape from Folsom Trail Runs at Granite Beach on Feb 7, 2026 features scenic 10 mile and 5K courses along Folsom Lake. Expect rugged trails, on course aid and every finisher receives a custom medal.

Join FOURmidable trail races in Auburn, CA on February 21, 2026, offering 50K, 35.5K, half marathon and 13K for all abilities. Prize money and course record bonuses add extra excitement; register by Feb 19 at 11:59 PM PT.