Race courses · 45 in California
Trail & ultra race courses in California
TrailGoat has 45 trail and ultra race courses in California, from 3.1 mi to 100.1 mi. The longest is San Diego 100 100 Miler Solo — 2027 at 100.1 mi. The most climbing is on Island View - Endurance Run 100M — 2026: 22,715 ft of gain. Coming up: Yuba Gold 50K (Original P2P Course) — 2026 (), Cuyamaca 100k — 2026 (), That's No Moon Trail Races — 2026 (). Every course has an interactive map, elevation profile and aid stations, and opens in the Run Planner for grade-adjusted pacing and a fueling plan.
Race courses in California (45)
- Berkeley Trail Adventure — 2026 · California31.4 mi5,863 ft ↑5,858 ft ↓56% trail · 27% gravel · 17% paved50K–50M
- Black Mountain Trail Races 25KCalifornia16.0 mi2,726 ft ↑2,727 ft ↓3 aid64% trail · 32% gravel · 3% pavedUnder 50K
- Chino Hills Trail Run Series Fall 30K — 2026 · California18.6 mi2,346 ft ↑2,346 ft ↓60% trail · 35% gravel · 5% pavedUnder 50K
- Coyote Two Moon 100K — 2027 · California63.8 mi15,424 ft ↑15,424 ft ↓5 aid100K–100M
- Cuyamaca 100k — 2026 · California61.9 mi7,875 ft ↑7,873 ft ↓77% trail · 22% gravel · 2% paved100K–100M
- Dick Collins Firetrails 100k — 2026 · California63.0 mi10,327 ft ↑10,324 ft ↓17 aid54% trail · 39% gravel · 7% paved100K–100M
- Dick Collins Firetrails — 2026 · California50.2 mi7,904 ft ↑7,899 ft ↓45% gravel · 43% trail · 12% paved50M–100K
- Granite Head Trails and Ales 11.45 Miler — 2026 · California11.0 mi660 ft ↑659 ft ↓71% trail · 25% gravel · 4% pavedUnder 50K
- Harding Hustle 50K — 2027 · California31.8 mi5,850 ft ↑5,846 ft ↓6 aid88% gravel · 12% trail50K–50M
- Island View - Endurance Run 100K — 2026 · California64.1 mi15,163 ft ↑15,161 ft ↓61% gravel · 37% trail · 2% paved100K–100M
- Island View - Endurance Run 100M — 2026 · California95.6 mi22,715 ft ↑22,706 ft ↓51% gravel · 49% trail100M
- Island View - Endurance Run 25K — 2026 · California15.8 mi3,494 ft ↑3,497 ft ↓74% trail · 21% gravel · 5% pavedUnder 50K
- Island View - Endurance Run 50K — 2026 · California31.9 mi7,581 ft ↑7,573 ft ↓61% gravel · 36% trail · 2% paved50K–50M
- Lost Sierra Endurance Race 100K — 2027 · California65.1 mi8,641 ft ↑8,643 ft ↓8 aid77% trail · 12% paved · 11% gravel100K–100M
- Marin Ultra Challenge 50 Miler — 2027 · California49.0 mi12,795 ft ↑12,795 ft ↓62% trail · 29% gravel · 8% paved50M–100K
- Napa Wilderness Trail Runs 50K — 2027 · California32.5 mi6,323 ft ↑6,326 ft ↓85% trail · 15% gravel50K–50M
- Noble Canyon 50K/15K — 2026 · California31.4 mi4,006 ft ↑3,983 ft ↓91% trail · 8% paved · 1% gravel50K–50M
- Outlands Endurance Races 50 Miler — 2027 · California49.7 mi5,300 ft ↑5,293 ft ↓7 aid74% trail · 19% gravel · 7% paved50M–100K
- Over The Hill Track Club High Desert 50K & 30K — 2026 · California29.9 mi2,700 ft ↑2,700 ft ↓10 aid68% gravel · 5% trail · 3% paved50K–50M
- Pacific Trails California 50kCalifornia32.1 mi5,322 ft ↑5,322 ft ↓8 aid99% gravel50K–50M
- Pacific Trails California 50k - UTMBCalifornia32.1 mi5,322 ft ↑5,322 ft ↓8 aid99% gravel50K–50M
- Rim Rock 50 Mile Trail Challenge 50 mile solo — 2027 · California49.4 mi9,438 ft ↑9,439 ft ↓84% trail · 16% gravel50M–100K
- Rodeo Valley Trail Run 30K — 2026 · California18.6 mi3,968 ft ↑3,961 ft ↓47% gravel · 40% trail · 13% pavedUnder 50K
- Rodeo Valley Trail Run — 2026 · California30.6 mi6,374 ft ↑6,367 ft ↓47% gravel · 39% trail · 14% paved50K–50M
- Run with the Burros — 2027 · California17.3 mi2,200 ft ↑2,200 ft ↓6 aid67% gravel · 1% trail · 1% pavedUnder 50K
- SPACEROCK Trail Race 10KCalifornia6.2 mi1,152 ft ↑1,156 ft ↓77% trailUnder 50K
- SPACEROCK Trail Race 5KCalifornia3.1 mi574 ft ↑578 ft ↓76% trailUnder 50K
- SPACEROCK Trail Race Half MarathonCalifornia13.9 mi3,315 ft ↑3,319 ft ↓95% trailUnder 50K
- San Diego 100 100 Miler Crewed — 2027 · California100.1 mi16,149 ft ↑16,152 ft ↓100M
- San Diego 100 100 Miler Solo — 2027 · California100.1 mi16,149 ft ↑16,152 ft ↓83% trail · 14% gravel · 2% paved100M
- Skyline 50k Endurance Run — 2026 · California30.6 mi4,298 ft ↑4,299 ft ↓50% trail · 38% gravel · 12% paved50K–50M
- Sonoma Fall Classic — 2026 · California50.3 mi11,798 ft ↑11,801 ft ↓1 aid46% trail · 21% gravel · 14% paved50M–100K
- Sunset & Cider Trail Races 13 Miler — 2026 · California12.8 mi1,713 ft ↑1,716 ft ↓2 aid65% trail · 20% gravel · 15% pavedUnder 50K
- Tamalpa Headlands 50K — 2026 · California31.3 mi6,771 ft ↑6,769 ft ↓63% trail · 31% gravel · 5% paved50K–50M
- That's No Moon Trail Races 30K — 2026 · California18.6 mi2,913 ft ↑2,913 ft ↓3 aid100% gravelUnder 50K
- That's No Moon Trail Races 50K — 2026 · California31.6 mi5,676 ft ↑5,676 ft ↓4 aid100% gravel50K–50M
- That's No Moon Trail Races — 2026 · California49.6 mi9,557 ft ↑9,557 ft ↓6 aid83% gravel · 6% trail · 6% paved50M–100K
- The Big Alta 100K — 2027 · California62.5 mi12,998 ft ↑12,939 ft ↓11 aid48% gravel · 46% trail · 6% paved100K–100M
- The Jackalope Lope 20 Miler — 2026 · California20.7 mi3,966 ft ↑3,989 ft ↓60% gravel · 28% trail · 13% pavedUnder 50K
- The Jackalope Lope — 2026 · California32.4 mi6,594 ft ↑6,617 ft ↓55% gravel · 37% trail · 8% paved50K–50M
- Valencia Trail Race 10KCalifornia7.0 mi1,267 ft ↑1,269 ft ↓58% trail · 39% gravelUnder 50K
- Valencia Trail Race 50KCalifornia30.8 mi6,064 ft ↑6,067 ft ↓64% gravel · 25% trail · 7% paved50K–50M
- Valencia Trail Race Half MarathonCalifornia13.6 mi2,329 ft ↑2,332 ft ↓56% trail · 40% gravelUnder 50K
- Western States 100 — 2026 · California100.1 mi17,420 ft ↑22,364 ft ↓20 aid76% trail · 19% gravel · 6% paved100M
- Yuba Gold 50K (Original P2P Course) — 2026 · California30.9 mi5,315 ft ↑3,239 ft ↓74% trail · 18% gravel · 6% paved50K–50M
More regions trail and ultra races by state and country
- Alabama3 courses
- Arizona54 courses
- Colorado47 courses
- Connecticut4 courses
- Florida16 courses
- Georgia24 courses
- Idaho6 courses
- Illinois4 courses
- Iowa4 courses
- Michigan4 courses
- Minnesota5 courses
- Nevada7 courses
- New Hampshire9 courses
- New York3 courses
- North Carolina9 courses
- Ohio9 courses
- Oregon24 courses
- Pennsylvania7 courses
- South Carolina3 courses
- Texas14 courses
- Utah49 courses
- Virginia29 courses
- Washington25 courses
- West Virginia3 courses
- Wisconsin4 courses
- Wyoming6 courses
- Canada10 courses
- Spain15 courses
- Switzerland5 courses
- United Kingdom18 courses
- United States441 courses