Sat, Nov 14, 2026 · 7:00 AM · Death Valley, CA
Death Valley Century
Ultra
- Price
- Price on registration site
Ultras in California
Every upcoming Ultra race we know about in California. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Showing 44+ of 44 races · loading the full list…
Sat, Nov 21, 2026 · 8:00 AM · San Diego, CA
Harvest Hustle 5K 2026 Grace Church San Diego
Ultra
- Price
- $48.70
Sat, Dec 5, 2026 · 6:30 AM · Friant, CA
San Joaquin River Trail 10k/25k/50k
10K25KUltra
- Price
- $59.30-$165.30
Sat, Dec 12, 2026 · 6:00 AM · San Clemente, CA
Robin Ames Foundation 100 Mile Solo Run
Ultra
- Price
- Price on registration site
Thu, Dec 31, 2026 · 9:00 AM · San Jose, CA
New Year's One Day
UltraCertified course · per organizer
- Price
- Free-$218.30
Fri, Jan 1, 2027 · 12:00 AM · Any City - Any State, CA
2027 CHALLENGE
Ultra
- Price
- Price on registration site
Sat, Jan 9, 2027 · 6:00 AM · Escondido, CA
San Diego 50 & Trail Runs
1M5M10MHalf MarathonMarathonUltra
- Price
- $16.90-$175.90
Sat, Jan 9, 2027 · 5:00 AM · Avalon, CA
Avalon Benefit 50 Mile/50K Run
Ultra
- Price
- $178.25-$486.95
- Field size
- 939 · based on the organizer's entry cap
Sun, Jan 17, 2027 · 8:45 AM · Woodside, CA
SPASM Crystal Springs Trail Run
5MHalf Marathon22MMarathonUltra
- Price
- Free-$96.40
Sat, Feb 6, 2027 · 8:30 AM · Sausalito, CA
Golden Gate Trail Run
Half MarathonMarathonUltra
- Price
- Free-$96.40
- Field size
- 500 · based on the organizer's entry cap
Sat, Feb 13, 2027 · 8:00 AM · Auburn, CA
FOURmidable
13KHalf Marathon35KUltra6,000 ft gain
- Price
- $54-$96.40
Sat, Feb 20, 2027 · 8:10 AM · Pacifica, CA
Montara Mountain Trail Run
10KHalf MarathonMarathonUltra
- Price
- Free-$96.40
Sat, Mar 20, 2027 · 8:15 AM · Oakland, CA
Redwood (Spring) Trail Run
0.03M2M5MHalf Marathon18.3MMarathonUltra
- Price
- Free-$96.40
Sat, Mar 20, 2027 · 10:15 AM · Los Angeles, CA
Finish The Ride and Finish The Run Griffith Park
1K5K10K15K12MHalf Marathon20MUltra
- Price
- $11.60-$75.20
Sat, Mar 20, 2027 · 5:00 AM · Valencia, CA
VALENCIA Trail Race
10KHalf MarathonUltra
- Price
- $93.22-$178.02
Sat, Apr 3, 2027 · 7:00 AM · Hemet, CA
Bedrock Valley Trail Runs
1M5K10K15KHalf Marathon36KMarathonUltraflat and fast
- Price
- $16.90-$122.90
Sun, Apr 4, 2027 · 7:00 AM · Hemet, CA
Bedrock Valley Gravel Ride
3K10K36KUltra
- Price
- Price on registration site
Fri, Apr 16, 2027 · 8:00 PM · Corona, CA
Run4Kids Ultra Running Party
Half MarathonMarathonUltra
- Price
- $63.54-$158.94
Sat, Apr 17, 2027 · 8:45 AM · Castro Valley, CA
SPASM Lake Chabot Trail Run
2M5MHalf Marathon17.9MMarathonUltra
- Price
- Free-$96.40
Sun, Apr 18, 2027 · 7:00 AM · San Diego, CA
2027 Granfondo San Diego
Ultra
- Price
- Price on registration site
Sat, Apr 24, 2027 · 12:01 AM · Death Valley, CA
Badwater 267 VR Elite
Ultra
- Price
- Price on registration site
Sat, Apr 24, 2027 · 8:15 AM · Los Gatos, CA
Horseshoe Lake Trail Run
2M5.1MHalf Marathon30KMarathonUltra
- Price
- Free-$96.40
Sat, May 1, 2027 · 5:00 AM · Stinson Beach, CA
Miwok 100K Trail Race presented by The North Face
Ultra11,000 ft gain
- Price
- $310-$460
- Field size
- 527 · based on the organizer's entry cap
Sat, May 1, 2027 · 8:00 AM · Santa Clarita, CA
Santa Clarita Trail Race
1M5K10K15KUltra
- Price
- $75.20-$181.20
Sat, May 8, 2027 · 8:30 AM · Berkeley, CA
Grizzly Peak Trail Run (Postponed until 2028)
2M10KHalf Marathon30KMarathonUltra
- Price
- Free-$96.40
Sun, May 23, 2027 · 8:15 AM · Clayton, CA
Diablo Trail Run
2M4M10MHalf MarathonMarathonUltraflat and fast
- Price
- Free-$96.40
Sun, May 30, 2027 · 8:15 AM · Oakland, CA
Cinderella Trail Run
2M8KHalf Marathon30KMarathonUltra
- Price
- Free-$96.40
Sat, Jun 5, 2027 · 7:00 AM · Fish Camp, CA
Shadow of the Giants 50k & 20k Run
12.4MUltra
- Price
- $105.94-$158.94
- Field size
- 336 · based on the organizer's entry cap
Sat, Jun 5, 2027 · 7:00 AM · Escondido, CA
2027 Giro di San Diego
20MUltra
- Price
- Price on registration site
Sat, Jul 10, 2027 · 8:15 AM · Santa Cruz, CA
San Lorenzo River Trail Run
0.25M2M10KHalf Marathon30KMarathonUltra
- Price
- Free-$96.40
Sat, Aug 14, 2027 · 8:15 AM · Oakland, CA
Redwood (Summer) Trail Run
2M5MHalf Marathon30KMarathonUltra
- Price
- Free-$96.40
Mon, Oct 4, 2027 · 7:00 AM · Hill Valley, CA
Hill Valley 88 Miler ™
0.25M0.5M1MUltra
- Price
- $16.90-$94.28
Fri, Oct 15, 2027 · 7:00 AM · Santa Clarita, CA
Furnace Creek 508
Ultra
- Price
- Price on registration site
Sat, Oct 16, 2027 · 7:00 AM · Santa Barbara, CA
2027 PRE-SALE Ride Santa Barbara 100
Ultra2,500 ft gain
- Price
- Price on registration site
Sat, Oct 16, 2027 · 7:00 AM · San Diego, CA
Lake Hodges Trail Festival
1M5K10K15K15.6MUltra
- Price
- $16.90-$117.60
- Field size
- 40 · based on the organizer's entry cap
Sun, Oct 31, 2027 · 10:00 AM · Valencia, CA
Finish The Ride and Finish The Run Santa Clarita
1K5K10K12M25MUltra3,500 ft gain
- Price
- $11.60-$43.40
- Field size
- 80 · based on the organizer's entry cap
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