# Ultra Races in California (2026)

> 68 upcoming Ultra races across California.

- **Page:** https://runthis.run/races/california/ultra

## Races

- **[Redwood (Summer) Trail Run](https://runthis.run/event/rs-114709-redwood-summer-trail-run)** — Fri, Aug 14, 2026 · 7:00 PM CDT · Oakland, CA · 5.0 mi / Marathon / 18.6 mi / 31.1 mi / 2.0 mi
- **[Liberty Station Adventure Race Training Event](https://runthis.run/event/rs-208658-liberty-station-adventure-race-training-event)** — Fri, Aug 21, 2026 · 7:00 PM CDT · San Diego, CA · 41.0 mi
- **[SPASM Crystal Springs Trail Run](https://runthis.run/event/rs-112949-spasm-crystal-springs-trail-run)** — Fri, Aug 28, 2026 · 7:00 PM CDT · Woodside, CA · 10K / Marathon / 22.0 mi / 30.9 mi / 2.0 mi
- **[Kids Walk](https://runthis.run/event/rs-60637-kids-walk)** — Mon, Aug 31, 2026 · 7:00 PM CDT · Loma Linda, CA · 1 mile / 100.0 mi
- **[Diablo Trail Run](https://runthis.run/event/rs-114766-diablo-trail-run)** — Sat, Sep 5, 2026 · 7:00 PM CDT · Clayton, CA · 4.0 mi / 10.0 mi / Marathon / 30.4 mi / 2.0 mi
- **[Trail Challenge - The Dublin 26](https://runthis.run/event/rs-130136-trail-challenge-the-dublin-26)** — Sun, Sep 6, 2026 · 7:00 PM CDT · Dublin, CA · 26.0 mi / 65.0 mi
- **[Saddle2Surf](https://runthis.run/event/rs-187128-saddle2surf)** — Sat, Sep 12, 2026 · 7:00 PM CDT · Norco, CA · 50.0 mi / 31.1 mi
- **[Shaver Lake Mile High Triathlon](https://runthis.run/event/rs-56998-shaver-lake-mile-high-triathlon)** — Sat, Sep 12, 2026 · 7:00 PM CDT · Shaver Lake, CA · 14.7 mi / 30.1 mi / 11.6 mi / 3.3 mi / 17.6 mi / 23.9 mi / 7.1 mi / 5K / 10K
- **[Mile Madness Endurance Run](https://runthis.run/event/rs-195023-mile-madness-endurance-run)** — Thu, Sep 17, 2026 · 7:00 PM CDT · Auburn, CA · 10.0 mi / 31.1 mi / 50.0 mi / 100.0 mi / 200.0 mi
- **[Bikes & Beers Ventura](https://runthis.run/event/rs-201966-bikes-beers-ventura)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Ventura, CA · 45.0 mi / 30.0 mi / 15.0 mi
- **[Gold Rush Adventure Challenge: Dawn to Dusk](https://runthis.run/event/rs-204117-gold-rush-adventure-challenge-dawn-to-dusk)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Sausalito, CA · 50.0 mi
- **[JP's Backyard Ultra/Hike, The Final Edition](https://runthis.run/event/rs-182778-jps-backyard-ultra-hike-the-final-edition)** — Fri, Sep 25, 2026 · 7:00 PM CDT · Napa, CA · 33.0 mi
- **[Santa Cruz Triathlon](https://runthis.run/event/rs-198298-santa-cruz-triathlon)** — Sat, Sep 26, 2026 · 7:00 PM CDT · Santa Cruz, CA · 31.0 mi / 15.0 mi / 25.0 mi / 4.0 mi
- **[2026 Santa Cruz Sunrise Rotary Ride - 29th Annual!](https://runthis.run/event/rs-76119-2026-santa-cruz-sunrise-rotary-ride-29th-annual)** — Wed, Sep 30, 2026 · 7:00 PM CDT · Santa Cruz, CA · 200.0 mi
- **[SGRAIL Marin - Triathlon & Trail Half Marathon](https://runthis.run/event/rs-109870-sgrail-marin-triathlon-trail-half-marathon)** — Thu, Oct 1, 2026 · 7:00 PM CDT · San Rafael, CA · 32.0 mi / Marathon / 45.1 mi
- **[Grizzly Gravel & Century Charity Ride](https://runthis.run/event/rs-164377-grizzly-gravel-century-charity-ride)** — Fri, Oct 2, 2026 · 7:00 PM CDT · North Fork, CA · 60.0 mi / 100.0 mi / 68.0 mi / 25.0 mi
- **[Bikes & Beers San Diego](https://runthis.run/event/rs-117884-bikes-beers-san-diego)** — Fri, Oct 9, 2026 · 7:00 PM CDT · San Diego, CA · 45.0 mi / 30.0 mi / 15.0 mi
- **[Ruth Anderson Memorial Endurance Run](https://runthis.run/event/rs-154720-ruth-anderson-memorial-endurance-run)** — Fri, Oct 9, 2026 · 7:00 PM CDT · San Francisco, CA · 31.1 mi / 50.0 mi / 4.5 mi
- **[Bizz Johnson](https://runthis.run/event/rs-112840-bizz-johnson)** — Sat, Oct 10, 2026 · 7:00 PM CDT · Susanville, CA · 31.1 mi / Marathon / 10K
- **[Bike to Hope 2026](https://runthis.run/event/rs-172637-bike-to-hope-2026)** — Thu, Oct 15, 2026 · 7:00 PM CDT · Petaluma, CA · 62.1 mi / 31.1 mi / 10.0 mi
- **[Lake Hodges Trail Festival](https://runthis.run/event/rs-32430-lake-hodges-trail-festival)** — Fri, Oct 16, 2026 · 7:00 PM CDT · San Diego, CA · 31.1 mi / 15.6 mi / 9.3 mi / 6.4 mi / 5K / 1 mile / 23.0 mi
- **[Ride Santa Barbara 100](https://runthis.run/event/rs-97057-ride-santa-barbara-100)** — Fri, Oct 16, 2026 · 7:00 PM CDT · Santa Barbara, CA · 100.0 mi / 62.1 mi / 34.0 mi
- **[Lake Evans Triathlon, 5k & 10k](https://runthis.run/event/rs-102241-lake-evans-triathlon-5k-10k)** — Sat, Oct 17, 2026 · 7:00 PM CDT · Bakersfield, CA · 14.7 mi / 30.1 mi / 11.6 mi / 3.3 mi / 17.6 mi / 23.9 mi / 7.1 mi / 5K / 10K
- **[2026 Cal Tri LA - 10.18.26](https://runthis.run/event/rs-69215-2026-cal-tri-la-10-18-26)** — Sat, Oct 17, 2026 · 7:00 PM CDT · Playa Del Rey, CA · 31.4 mi / 5K / 1497 m / 10K
- **[Hill Valley 88 Miler ™](https://runthis.run/event/rs-11066-hill-valley-88-miler)** — Tue, Oct 20, 2026 · 7:00 PM CDT · Hill Valley, CA · 88.0 mi / 1 mile / 805 m / 402 m
- **[Bike The Coast](https://runthis.run/event/rs-75027-bike-the-coast)** — Fri, Oct 23, 2026 · 7:00 PM CDT · Oceanside, CA · 25.0 mi / 50.0 mi / 100.0 mi / 15.0 mi
- **[Finish The Ride and Finish The Run Santa Clarita](https://runthis.run/event/rs-150319-finish-the-ride-and-finish-the-run-santa-clarita)** — Sat, Oct 24, 2026 · 7:00 PM CDT · Valencia, CA · 1000 m / 5K / 10K / 12.0 mi / 25.0 mi / 62.0 mi
- **[Filthy 50+ - MTB Ride with Benefits](https://runthis.run/event/rs-186154-filthy-50-mtb-ride-with-benefits)** — Fri, Oct 30, 2026 · 7:00 PM CDT · Escondido, CA · 50.0 mi / 30.0 mi
- **[2026 Morro Bay Triathlon](https://runthis.run/event/rs-123040-2026-morro-bay-triathlon)** — Sat, Oct 31, 2026 · 7:00 PM CDT · Morro Bay, CA · 32.0 mi / 16.0 mi / 5K
- **[Miles For Meals Virtual Triathlon and Virtual Marathon](https://runthis.run/event/rs-211235-miles-for-meals-virtual-triathlon-and-virtual-marathon)** — Sat, Oct 31, 2026 · 7:00 PM CDT · Sacramento, CA · 70.3 mi / Marathon
- **[2026 Optimism Cal Tri Newport Dunes - 11.1.26](https://runthis.run/event/rs-73161-2026-optimism-cal-tri-newport-dunes-11-1-26)** — Sat, Oct 31, 2026 · 7:00 PM CDT · Newport Beach, CA · 31.4 mi / 5K / 3.0 mi / 1497 m / 6.0 mi
- **[Lake Chabot Trail Run](https://runthis.run/event/rs-116864-lake-chabot-trail-run)** — Fri, Nov 6, 2026 · 6:00 PM CST · Castro Valley, CA · 4.8 mi / Marathon / 18.6 mi / 31.1 mi / 45 m / 5K / 2.0 mi
- **[2026 Kaiser Permanente Get Fit Festival](https://runthis.run/event/rs-165336-2026-kaiser-permanente-get-fit-festival)** — Fri, Nov 6, 2026 · 6:00 PM CST · Irvine, CA · 36.0 mi / 5K / 30.0 mi
- **[Ride the Point](https://runthis.run/event/rs-183702-ride-the-point)** — Fri, Nov 6, 2026 · 6:00 PM CST · San Diego, CA · 5.0 mi / 25.0 mi / 62.5 mi / 62.0 mi
- **[Bayshore Sprint and 70.4](https://runthis.run/event/rs-99096-bayshore-sprint-and-70-4)** — Fri, Nov 6, 2026 · 6:00 PM CST · Long Beach, CA · 32.0 mi
- **[Death Valley Century](https://runthis.run/event/rs-105773-death-valley-century)** — Fri, Nov 13, 2026 · 6:00 PM CST · Death Valley, CA · 100.0 mi / 50.0 mi / 46.0 mi / 62.0 mi
- **[San Joaquin River Trail 10k/25k/50k](https://runthis.run/event/rs-41212-san-joaquin-river-trail-10k-25k-50k)** — Fri, Dec 4, 2026 · 6:00 PM CST · Friant, CA · 31.1 mi / 15.5 mi / 10K
- **[New Year's One Day](https://runthis.run/event/rs-116904-new-years-one-day)** — Wed, Dec 30, 2026 · 6:00 PM CST · San Jose, CA · 100.0 mi / 50.0 mi / 30.0 mi / 3.0 mi
- **[Badwater 267 VR](https://runthis.run/event/rs-103312-badwater-267-vr)** — Thu, Dec 31, 2026 · 6:00 PM CST · Death Valley, CA · 267.0 mi
- **[2027 CHALLENGE](https://runthis.run/event/rs-210931-2027-challenge)** — Thu, Dec 31, 2026 · 6:00 PM CST · Any City - Any State, CA · 2026.0 mi
- **[San Diego 50 & Trail Runs](https://runthis.run/event/rs-116123-san-diego-50-trail-runs)** — Fri, Jan 8, 2027 · 6:00 PM CST · Escondido, CA · 50.0 mi / Marathon / 10.0 mi / 5.0 mi / 5K / 1 mile
- **[Avalon Benefit 50 Mile/50K Run](https://runthis.run/event/rs-73768-avalon-benefit-50-mile-50k-run)** — Fri, Jan 8, 2027 · 6:00 PM CST · Avalon, CA · 50.0 mi / 31.1 mi
- **[Crystal Springs Trail Run](https://runthis.run/event/rs-117970-crystal-springs-trail-run)** — Sat, Jan 16, 2027 · 6:00 PM CST · Woodside, CA · 5.0 mi / Marathon / 22.0 mi / 31.1 mi
- **[Golden Gate Trail Run](https://runthis.run/event/rs-121548-golden-gate-trail-run)** — Fri, Feb 5, 2027 · 6:00 PM CST · Sausalito, CA · 5.0 mi / Marathon / 18.6 mi / 31.1 mi / 2.0 mi
- **[Camino Real Double](https://runthis.run/event/rs-5567-camino-real-double)** — Fri, Feb 12, 2027 · 6:00 PM CST · Lake Forest, CA · 200.0 mi
- **[Montara Mountain Trail Run](https://runthis.run/event/rs-118174-montara-mountain-trail-run)** — Fri, Feb 19, 2027 · 6:00 PM CST · Pacifica, CA · 10K / Marathon / 20.7 mi / 31.0 mi / 45 m / 2.0 mi
- **[FOURmidable](https://runthis.run/event/rs-42325-fourmidable)** — Fri, Feb 19, 2027 · 6:00 PM CST · Auburn, CA · 31.1 mi / 21.7 mi / 8.1 mi / 13.4 mi
- **[L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER DOG RUN/WALK & BIKE RIDE](https://runthis.run/event/rs-91193-l-a-chinatown-firecracker-5k-10k-kiddie-pawer-dog-run-walk-b)** — Fri, Feb 19, 2027 · 6:00 PM CST · Los Angeles, CA · 1000 m / 5K / 10K / 1 mile / 20.0 mi / 50.0 mi
- **[Solvang Century](https://runthis.run/event/rs-122880-solvang-century)** — Fri, Mar 5, 2027 · 6:00 PM CST · Buellton, CA · 100.0 mi / 68.0 mi / 50.0 mi
- **[Bayshore 70.4 and Sprint Triathlon](https://runthis.run/event/rs-110698-bayshore-70-4-and-sprint-triathlon)** — Fri, Mar 12, 2027 · 6:00 PM CST · Long Beach, CA · 70.4 mi / 16.3 mi / 16.5 mi
- **[Redwood (Spring) Trail Run](https://runthis.run/event/rs-121587-redwood-spring-trail-run)** — Fri, Mar 19, 2027 · 7:00 PM CDT · Oakland, CA · 5.0 mi / Marathon / 18.3 mi / 31.1 mi / 45 m / 2.0 mi
- **[Finish The Ride and Finish The Run Griffith Park](https://runthis.run/event/rs-156149-finish-the-ride-and-finish-the-run-griffith-park)** — Fri, Mar 19, 2027 · 7:00 PM CDT · Los Angeles, CA · 1000 m / 5K / 10K / 9.3 mi / Marathon / 12.0 mi / 20.0 mi / 35.0 mi / 50.0 mi / 62.0 mi / 100.0 mi
- **[VALENCIA Trail Race](https://runthis.run/event/rs-37158-valencia-trail-race)** — Fri, Mar 19, 2027 · 7:00 PM CDT · Valencia, CA · 31.1 mi / Marathon / 10K
- **[Bedrock Valley Trail Runs](https://runthis.run/event/rs-123798-bedrock-valley-trail-runs)** — Fri, Apr 2, 2027 · 7:00 PM CDT · Hemet, CA · Marathon / 9.3 mi / 10K / 5K / 1 mile / 22.4 mi / 44.7 mi / 67.1 mi
- **[Solvang Double Century](https://runthis.run/event/rs-9143-solvang-double-century)** — Fri, Apr 2, 2027 · 7:00 PM CDT · Buellton, CA · 195.0 mi
- **[Bedrock Valley Gravel Ride](https://runthis.run/event/rs-157057-bedrock-valley-gravel-ride)** — Sat, Apr 3, 2027 · 7:00 PM CDT · Hemet, CA · 22.4 mi / 44.7 mi / 67.1 mi / 10K / 1.9 mi
- **[Horseshoe Lake Trail Run](https://runthis.run/event/rs-124209-horseshoe-lake-trail-run)** — Fri, Apr 16, 2027 · 7:00 PM CDT · Los Gatos, CA · 5.1 mi / Marathon / 18.6 mi / 31.1 mi / 2.0 mi
- **[Mountains 2 Beach Marathon and Half](https://runthis.run/event/rs-4487-mountains-2-beach-marathon-and-half)** — Fri, Apr 16, 2027 · 7:00 PM CDT · Ventura, CA · Marathon / 10K / 5K / 29.3 mi / 16.2 mi / 9.3 mi / 1000 m
- **[Silver Moon Race: Kings River](https://runthis.run/event/rs-64753-silver-moon-race-kings-river)** — Fri, Apr 16, 2027 · 7:00 PM CDT · Reedley, CA · 100.0 mi / 7.5 mi / 12.4 mi / 24.9 mi
- **[2027 Granfondo San Diego](https://runthis.run/event/rs-199642-2027-granfondo-san-diego)** — Sat, Apr 17, 2027 · 7:00 PM CDT · San Diego, CA · 100.0 mi / 60.0 mi / 35.0 mi
- **[Badwater 267 VR Elite](https://runthis.run/event/rs-103629-badwater-267-vr-elite)** — Fri, Apr 23, 2027 · 7:00 PM CDT · Death Valley, CA · 267.0 mi
- **[SPASM Lake Chabot Trail Run](https://runthis.run/event/rs-121588-spasm-lake-chabot-trail-run)** — Fri, Apr 23, 2027 · 7:00 PM CDT · Castro Valley, CA · 5.0 mi / Marathon / 17.9 mi / 31.0 mi / 2.0 mi
- **[Orange County Multisport Festival](https://runthis.run/event/rs-121831-orange-county-multisport-festival)** — Sat, Apr 24, 2027 · 7:00 PM CDT · Mission Viejo, CA · 32.0 mi / 31.1 mi / 1500 m / 5K
- **[Santa Clarita Trail Race](https://runthis.run/event/rs-179774-santa-clarita-trail-race)** — Fri, Apr 30, 2027 · 7:00 PM CDT · Santa Clarita, CA · 5K / 10K / 9.3 mi / 18.6 mi / 37.3 mi / 1 mile
- **[2027 Cal Tri Ventura - 5.2.27](https://runthis.run/event/rs-113823-2027-cal-tri-ventura-5-2-27)** — Sat, May 1, 2027 · 7:00 PM CDT · Ventura, CA · 31.4 mi / 5K / 3.0 mi / 1497 m / 6.0 mi
- **[Grizzly Peak Trail Run](https://runthis.run/event/rs-121923-grizzly-peak-trail-run)** — Fri, May 7, 2027 · 7:00 PM CDT · Berkeley, CA · 10K / Marathon / 18.6 mi / 31.1 mi / 2.0 mi
- **[Shadow of the Giants 50k & 20k Run](https://runthis.run/event/rs-148499-shadow-of-the-giants-50k-20k-run)** — Fri, Jun 4, 2027 · 7:00 PM CDT · Fish Camp, CA · 31.1 mi / 12.4 mi
- **[Run the Robie (100 Mile relay )](https://runthis.run/event/rs-206964-run-the-robie-100-mile-relay)** — Wed, Jun 23, 2027 · 7:00 PM CDT · Auburn, CA · 1 mile / 100.0 mi

## Ultra races by city

- [San Diego, CA (5)](https://runthis.run/races/california/san-diego/ultra.md)
- [Auburn, CA (3)](https://runthis.run/races/california/auburn/ultra.md)
- [Death Valley, CA (3)](https://runthis.run/races/california/death-valley/ultra.md)
- [Ventura, CA (3)](https://runthis.run/races/california/ventura/ultra.md)

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Source: [https://runthis.run/races/california/ultra](https://runthis.run/races/california/ultra) — data from Run This (runthis.run).