Trail 5k races in California, United States
Find trail 5k races in California, United States. Compare 8 upcoming events by date and location. Open a race guide for the course, recorded editions and official entry information where available.
Events to explore include Trail Run at Sly Park - Fall, Anaheim Turkey Trot 5K/10K and Calero Trail Run Winter.
8 listed events · 8 with upcoming dates
Upcoming 5k races
8 matching events, earliest date first. Entry availability is shown separately.
Trail Run at Sly Park - Fall
USAPollock Pines, California
Autumn trail races around Jenkinson Lake at Sly Park Recreation Area.
· 5K
Race details, entry and past editions →Entry information ↗Anaheim Turkey Trot 5K/10K
USAAnaheim, California
Anaheim Turkey Trot 5K/10K in Anaheim, United States.
· 5K
Race details, entry and past editions →Entry information ↗Calero Trail Run Winter
USASan Jose, California
Winter trail races on Calero County Park’s singletrack and rolling dirt paths, with several distances from one mile to an ultra.
· 5K
Race details, entry and past editions →Entry information ↗Brazen New Year’s Day
USACastro Valley, California
New Year’s Day trail races around Lake Chabot in Castro Valley.
· 5K · Status TBC
Race details, entry and past editions →Hacienda Hills Trail Run – Winter
USASan Jose, California
Winter trail races through the hills of Almaden Quicksilver County Park.
· 5K
Race details, entry and past editions →Entry information ↗San Diego 50 & Trail Runs
USAEscondido, California
Trail races through San Pasqual Valley and around Lake Hodges, with shorter and junior options.
· 5K
Race details, entry and past editions →Entry information ↗Folsom Lake Sweetwater Trail Run
USAEl Dorado Hills, California
Trail races beside Folsom Lake, mainly on singletrack with some dirt road.
· 5K
Race details, entry and past editions →Entry information ↗Del Dios Trail Race
USAEscondido, California
Trail races around Lake Hodges, with singletrack and dirt service roads.
· 5K
Race details, entry and past editions →Entry information ↗Race archive
Past races and previous editions
Looking back at a race? Browse the guides below for recorded editions. This section also includes events awaiting a new date and cancelled editions. Previous editions of races in the upcoming calendar are available through their race guides above.
No separate archived race guides are listed for this selection yet.
View full race archive (0) →Choosing a race in California
The unfiltered upcoming calendar includes events in Escondido (2), San Jose (2), Anaheim (1). Use the town filter to compare locations, then check the race guide for the start venue and organiser’s travel information.
Questions about 5k races in California
Which trail 5k races are coming up in California, United States?
Trail Run at Sly Park - Fall is listed for 24 October 2026. Anaheim Turkey Trot 5K/10K is listed for 22 November 2026. Calero Trail Run Winter is listed for 5 December 2026. Check the race guide and organiser’s latest information before making plans.
Where can I find race entry details for California, United States?
Follow the link from the race guide to the organiser or entry provider, where one is available. Check the entry deadline, eligibility and current availability there. A listed race date does not necessarily mean entries are still open.
Why has a race moved out of the upcoming calendar?
Once its listed dates have passed, a race moves to the past-editions view unless another upcoming edition is recorded. Cancelled events also leave the upcoming list. The race guide stays available, and the event returns when a new date is added.