April Half Marathon Trail Runs in California

Apr

Trail Run

Half Marathon

Name

No	Race Date	Race	Location	Options
1	Apr 5, 2025 Saturday	Santa Teresa King Richard Annual Trail Run 13.1M, 10M, 10K, 5K trail run More Information	San Jose, CA City Location Santa Clara County, CA	details update save claim feature
2	Past Date Apr 6, 2024 Saturday	Bedrock Valley Trail Runs 26.2M, 13.1M, 15K, 5K trail run \| kids run More Information	Hemet, CA City Location Riverside County, CA	details update save claim feature
3	Past Date Apr 6, 2024 Saturday	Billy Goat Half Marathon Climb 13.1M, 10K trail run More Information	Silverado, CA City Location Orange County, CA	details update save claim feature
4	Past Date Apr 6, 2024 Saturday	Diablo Trails Challenge 50K, 13.1M, 10K, 5K trail run More Information	Walnut Creek, CA City Location Contra Costa County, CA	details update save claim feature
5	Past Date Apr 6, 2024 Saturday	Fools Dirty Half Trail Run 13.1M trail run More Information	Ocotillo, CA City Location Imperial County, CA	details update save claim feature
6	Past Date Apr 6, 2024 Saturday	Golden Gate Headlands Marathon 26.2M, 13.1M, 10K trail run More Information	Mill Valley, CA City Location Marin County, CA	details update save claim feature
7	Past Date Apr 6, 2024 Saturday	Ruth McKenzie Preserve Half Marathon 13.1M, 10K, 5K trail run \| kids run More Information	Friant, CA City Location Fresno County, CA	details update save claim feature
8	Past Date Apr 7, 2024 Sunday	Annadel Half Marathon 13.1M, 10K, 5K trail run More Information	Santa Rosa, CA City Location Sonoma County, CA	details update save claim feature
9	Apr 12, 2025 Saturday	California Gold Rush Trail Run 13.1M, 15K, 10K, 5K trail run More Information	Coloma, CA City Location El Dorado County, CA	details update save claim feature
10	Apr 12, 2025 Saturday	Lake Sonoma 50 50M, 26.2M, 13.1M trail run More Information	Healdsburg, CA City Location Sonoma County, CA	details update save claim feature
11	Past Date Apr 13, 2024 Saturday	Rodeo Beach Rumble 13.1M run \| 8K trail run More Information	Sausalito, CA City Location Marin County, CA	details update save claim feature
12	Past Date Apr 13, 2024 Saturday	SPASM Lake Chabot 50K, 26.2M, 30K, 13.1M, 8K trail run \| kids run More Information	Castro Valley, CA City Location Alameda County, CA	details update save claim feature
13	Past Date Apr 13, 2024 Saturday	Woodside Crossover 50K, 35K, 13.1M, 10K trail run More Information	Woodside, CA City Location San Mateo County, CA	details update save claim feature
14	Past Date Apr 14, 2024 Sunday	Napa Valley Endurance Run 50K, 35K, 13.1M trail run More Information	Calistoga, CA City Location Napa County, CA	details update save claim feature
15	Past Date Apr 20, 2024 Saturday	Badger Cove Half Marathon 13.1M, 10K, 5K trail run More Information	Livermore, CA City Location Alameda County, CA	details update save claim feature
16	Past Date Apr 20, 2024 Saturday	G-Bar Ultra and Trail Run 29M, 13.1M trail run More Information	Mariposa, CA City Location Mariposa County, CA	details update save claim feature
17	Past Date Apr 20, 2024 Saturday	Romancing the Island Half Marathon 13.1M, 10K trail run More Information	Tiburon, CA City Location Marin County, CA	details update save claim feature
18	Past Date Apr 20, 2024 Saturday	Sierra Azul Trail Challenge 50K, 26.2M, 20M, 13.1M, 7M, 5K trail run More Information	San Jose, CA City Location Santa Clara County, CA	details update save claim feature
19	Past Date Apr 21, 2024 Sunday	Horseshoe Lake 50K, 26.2M, 30K, 13.1M, 5M trail run \| kids run More Information	La Honda, CA City Location San Mateo County, CA	details update save claim feature
20	Past Date Apr 27, 2024 Saturday	Brown's Ravine Half and Full Marathon 26.2M, 13.1M trail run More Information	Folsom, CA City Location Sacramento County, CA	details update save claim feature

For the love of all that Is good And moisture wicking...

Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.

ALWAYS visit the race's website for the most complete and accurate race information.