100 Mile Races in California

Browse 5 100 mile trail running and hiking routes in California. Distance range: 99.4 mi to 102.2 mi. Elevation gain: 10,125 ft to 17,561 ft. Each route includes terrain analysis, elevation profiles, and pacing recommendations.

Key Takeaways

Total Routes
5
Races / Routes
2 / 3
Distance Range
99.4 mi - 102.2 mi
Elevation Range
10,125 ft - 17,561 ft
Surface Type
100% Trail
Route NameLocationDistanceElevation GainTypeRace Date
Western States 100Tahoe National Forest, California99.8 mi16,772 ftraceJun 27, 2026
Angeles Crest 100La Cañada Flintridge, California100.6 mi10,125 ftrace
Western States 200 (CA)Placer County, California99.4 mi17,561 ftroute
Yosemite Picnic (CA)Mariposa County, California100.5 mi14,027 ftroute
Pacific Crest Trail - Hwy 18 to Hwy 2 Vincent Gap (CA)San Bernardino County, California102.2 mi13,262 ftroute

Frequently Asked Questions

How many trail races are in California?

There are 2 organized races and 3 self-supported routes available in California.

What is a 100 Mile race?

A 100 Mile race is approximately 98.2 to 102.5 miles in distance.

What is the average elevation gain in California?

The average elevation gain is 14,349 feet, with routes ranging from 10,125 to 17,561 feet.

Can these 100 mile routes in California be used for hiking?

Yes. 100% of these routes are on trail surfaces, making them suitable for both trail running and hiking. The terrain analysis and elevation profiles help hikers plan their adventures just as effectively as runners.

Are 100 Mile races beginner-friendly?

100 Mile race difficulty varies widely. Use the elevation gain and terrain analysis to assess each route. Races with lower elevation gain relative to distance and higher runnable percentages tend to be more beginner-accessible.

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