Montara Mountain Trail Run

Pacifica, United States • 21 Feb 2026

Event details

The Montara Mountain Trail Run takes place on Saturday, February 21, 2026, at San Pedro Valley Park, 600 Oddstad Boulevard, Pacifica, CA 94044. The event offers the following distances:

  • 10K
  • Half Marathon
  • 20 mi
  • Marathon
  • 50K
  • Kid's Run (6yo & younger, 50 yd dash) - Free

Pre-registered runners receive T-shirts. All finishers receive a custom medal; 50K finishers also receive a custom coaster. Overall top three male and female finishers at each distance receive awards and race credits; top three in each age group receive medals.

Course and logistics

Courses are marked with ribbon about every 200 yards and are color coded by distance. Polka-dot flagging indicates turns; blue ribbons mark incorrect routes. GPX files are provided for each distance. A 9-hour time limit applies to all events. Drop bags are allowed at Start/Finish for the 20 mi, Marathon, and 50K events.

Elevation gain and surface by event:

  • 10K: 1,200' elevation gain; single track 89%, dirt road 5%, asphalt 6%.
  • Half Marathon: 2,900' gain; single track 73%, dirt road 25%, asphalt 2%.
  • 20 mi: 4,640' gain; single track 68%, dirt road 30%, asphalt 2%.
  • Marathon: 5,840' gain; single track 73%, dirt road 24%, asphalt 3%.
  • 50K: 6,700' gain; single track 75%, dirt road 23%, asphalt 2%.

Events are cupless - runners are asked to bring their own fluid container; a Hydrapak SpeedCup is available for purchase. Fully stocked aid stations appear every 6 - 7 miles with fruit, salty snacks, candy, water, and Skratch electrolyte drink. Headphones are allowed only on dirt road sections. Visit the organization's website for the most recent information.

Race information

50 km
6700 m+
50k
42 km
5840 m+
Marathon
20 mi
4640 m+
20 Mi
21 km
2900 m+
Half Marathon
10 km
1200 m+
10k
Kid's Run (6yo & Younger, 50yd Dash) - Free!
Visit the organization's website for the most recent information.
Trail runs nearby

The Dick Collins Firetrails will take place in Castro Valley from Saturday 27 September 2025 to Sunday 28 September 2025. You can run between 42 and 100 kilometers.

UTMB Index

Pacifica Summit Run, staged at San Pedro Valley State Park in Pacifica, California, features 10K and half-marathon trail races hosted by Urban Coyote Racing. Runners enjoy postcard views of the Pacific Ocean coastline and plenty of switchbacks as they ascend the summit on the upper San Francisco Pen..

The Trailblazer Race in Mountain View, CA, is an annual family-friendly event featuring 10K and 5K runs, plus a 3-mile walk along the scenic Stevens Creek Trail and Shoreline Park. The courses are fast, flat, and stroller-friendly, offering beautiful views of wildlife, salt ponds, and surrounding mo..

The Women's Headlands Half Marathon is a scenic 13.2-mile trail race held annually in the Marin Headlands near Mill Valley, California. Celebrating its third year in 2025, the event features a challenging course with nearly 2,000 feet of elevation gain, showcasing stunning singletrack trails, sweepi..

Reservoir Dogs Trail Run in Orinda, CA offers 10K, Half Marathon, and 35K distances with start and finish in the San Pablo Reservoir Recreation Area. The event is notable as the first trail race to completely circumnavigate Briones Reservoir on EBMUD trails, delivering rolling open fire roads, tree-..

Star City San Bruno Mountain Half Marathon & 5K, organized by the Excelsior Running Club, takes place in Brisbane, CA, on the San Bruno Mountain trails. The course is 93% on trail with about 2,400 feet of elevation gain, including a single-track downhill and sweeping views of the Pacific, Bay, and S..