Run VibesBeta

No Foolin' Foot Race

15K · 9.3 mi · 10K · 5K · 1K · 0.6 mi

Apr 18, 2026 · San Carlos, California, US

Listed Sep 4, 2025

ScenicCalifornia5KCompetitiveFunSerious Test

Run Vibes summary

AI-assisted

At a glance (AI-assisted text)

Tackle the challenging, technical trails of San Carlos in this "No Foolin'" race, featuring significant climbs, a festive finish, and options for adventurous kids.

The vibe (AI-assisted text)

This event offers a spirited blend of serious trail running and community fun, inviting runners to explore San Carlos' beautiful yet demanding trail system. Expect a field of dedicated trail enthusiasts ready to tackle the technical terrain, alongside families enjoying the shorter distances and the lively start/finish festival. The atmosphere is one of shared challenge and accomplishment, with a friendly, supportive vibe despite the grueling courses.

Best for (AI-assisted text)

This race is ideal for trail runners seeking a significant challenge with substantial elevation gain and technical footing. It's also great for adventurous families, as the 1K Kids Course provides a taste of trail running for younger participants, while adults can push their limits on the longer, tougher routes.

Race day (AI-assisted text)

Race day will likely kick off with a bustling packet pickup at Crestview Park, leading into a series of staggered starts for the various distances. Expect a mix of focused runners at the front, ready to push the pace on the climbs, and more relaxed participants enjoying the scenery. The "Start and Finish Festival" suggests a lively atmosphere with music, food, and camaraderie, making for a celebratory end to a tough race. Professional timing ensures accurate results for all.

Personality (AI-assisted text)

The No Foolin' Foot Race has a personality that's both playfully quirky and seriously challenging. It's an event that doesn't take itself too seriously in name, but demands respect for its courses. You'll find a supportive community of runners who appreciate the beauty of the trails as much as the satisfaction of conquering a tough climb, all wrapped up in a festive, welcoming environment.

Weather snapshot (AI-assisted text)

Held in San Carlos, CA in mid-April, runners can generally expect mild and pleasant weather. Mornings might be cool, perfect for starting a race, with temperatures likely warming up into the 60s or low 70s Fahrenheit by midday. While spring showers are always a possibility, California in April often brings clear skies, offering great visibility of the scenic trails.

Terrain & course feel (AI-assisted text)

Prepare for a true trail running experience on San Carlos' outstanding and challenging trail system. The courses are described as "technical" and "grueling," featuring significant elevation gains across all adult distances (e.g., 2,300ft in 15K). Expect varied surfaces, including dirt paths, roots, rocks, and potentially some steep ascents and descents through Big Canyon, Eaton, and Pulgas Ridge.

Signals we noticed (from listing text, AI-assisted)

  • fourth annual race mentioned
  • trail race type
  • challenging events through Big Canyon, Eaton and Pulgas Ridge
  • technical, grueling and loads of fun courses
  • significant climbing figures provided for each distance
  • 1K Kids Course mentioned
  • Start and Finish Festival at Crestview Park
  • Professional timing mentioned
  • Tech-Ts for all participants
  • free runner photos for all participants
  • Awards in multiple categories
  • course previews mentioned
  • Strava Club for updates

This section is produced with AI from the listing we have on file—think of it as a quick orientation, not a rulebook. Organizers can update start times, courses, policies, and perks at any time, so when something really matters, please lean on their official race page for the latest. We don’t independently verify every detail against live organizer updates; we’re here to help you get a feel for the event and decide if you want to dig deeper.

Original listingFull description from sourceExpand the official listing text (unchanged)

Explore San Carlos' outstanding trail system as a runner in the fourth annual No Foolin' Foot Race! There's something for everyone with four challenging events through Big Canyon, Eaton and Pulgas Ridge

  • 1K (~350ft of climbing) - Perfect for adventurous kids age 5-10

  • 5k (~530ft of climbing)

  • 10k (~1,500ft of climbing)

  • Long Course NEW this year! (15K with ~2,300ft of climbing)

Early bird pricing available through March 18, 2026.

Consider yourself warned: This race is no joke! Our courses are technical, grueling and loads of fun.

We will be hosting course previews on Sunday, March 8 (5K and 10K routes) and Saturday, March 28 (5K and 15K routes) in partnership with A Runner's Mind and Brooks. RSVP on Strava, and join our Strava Club for updates.

Start and Finish Festival at Crestview Park. Professional timing; Tech-Ts and free runner photos for all participants; Awards in multiple categories. 

All proceeds benefit maintenance and improvement of San Carlos open space trails. 

A race is only as good as its crew! We have many exciting volunteer opportunities. All volunteers receive a free t-shirt and complimentary entry in next year's race. Sign up here.

Presented by Kaiser Permanente in partnership with the Parks and Recreation Foundation of San Carlos and the City of San Carlos.

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