Aug 10, 2026 · 3:30 PM · Santa Rosa, CA
Palio di Sonoma - Marathon Challenge on the Fairgrounds Racetrack
Marathon
- Price
- Free-$6.30
Marathons in California
Every upcoming Marathon race we know about in California. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Where
When
Showing 24+ of 30 races · loading the full list…
Aug 15, 2026 · 8:15 AM · Oakland, CA
Redwood (Summer) Trail Run
Half MarathonMarathonUltra
- Price
- Free-$96.40
Aug 29, 2026 · 8:45 AM · Woodside, CA
SPASM Crystal Springs Trail Run
10KHalf MarathonMarathonUltra
- Price
- Free-$96.40
Sep 6, 2026 · 8:15 AM · Clayton, CA
Diablo Trail Run
10MHalf MarathonMarathonUltraflat and fast
- Price
- Free-$96.40
Sep 7, 2026 · 12:00 AM · Dublin, CA
Trail Challenge - The Dublin 26
Marathon
- Price
- Price on registration site
Sep 12, 2026 · 7:00 AM · Bloomfield, CA
The Running Fence Run: A Run of Freedom- Celebrating Christo's 1976 "Running Fence” art project
5K10KHalf MarathonMarathon
- Price
- $45-$160
Oct 11, 2026 · 8:30 AM · Weott, CA
2026 Humboldt Redwoods Marathon, Half Marathon, 5K
5KHalf MarathonMarathonCertified course · per organizer
- Price
- $54.25-$128.45
Oct 31, 2026 · 8:55 AM · San Jose, CA
ZombieRunner Halloween
5K10KHalf MarathonMarathonCertified course · per organizer
- Price
- Free-$85.80
Nov 7, 2026 · 8:45 AM · Castro Valley, CA
Lake Chabot Trail Run
5KHalf MarathonMarathonUltra
- Price
- Free-$96.40
- Field size
- 591 · based on the organizer's entry cap
Jan 9, 2027 · 6:00 AM · Escondido, CA
San Diego 50 & Trail Runs
1M5K10MHalf MarathonMarathonUltra
- Price
- $16.90-$165.30
Jan 17, 2027 · 8:00 AM · Redding, CA
The Redding Marathon Events
5KMarathon
- Price
- $22.20-$160
- Field size
- 260 · based on the organizer's entry cap
Jan 17, 2027 · 8:45 AM · Woodside, CA
Crystal Springs Trail Run
Half MarathonMarathonUltra
- Price
- Free-$96.40
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
Feb 20, 2027 · 8:10 AM · Pacifica, CA
Montara Mountain Trail Run
10KHalf MarathonMarathonUltra
- Price
- Free-$96.40
Feb 27, 2027 · 11:15 AM · Huntington Beach, CA
SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K
5K10KHalf MarathonMarathon
- Price
- $43.40-$1,041
- Field size
- 832 · based on the organizer's entry cap
Mar 13, 2027 · 7:00 AM · Avalon, CA
Catalina Island Marathon, 10K, 5K
5K10KMarathon
- Price
- $27.50-$392.45
- Field size
- 1,360 · based on the organizer's entry cap
Mar 20, 2027 · 8:15 AM · Oakland, CA
Redwood (Spring) Trail Run
Half MarathonMarathonUltra
- Price
- Free-$96.40
Apr 3, 2027 · 7:00 AM · Hemet, CA
Bedrock Valley Trail Runs
1M5K10K15KHalf MarathonMarathonUltraflat and fast
- Price
- $16.90-$96.40
Apr 3, 2027 · 6:02 AM · Bakersfield, CA
Bakersfield Marathon
5K10KHalf MarathonMarathon
- Price
- $11.60-$128.20
- Field size
- 415 · based on the organizer's entry cap
5K10KHalf MarathonMarathon
- Price
- $54-$133.50
- Field size
- 2,049 · based on the organizer's entry cap
Apr 17, 2027 · 8:15 AM · Los Gatos, CA
Horseshoe Lake Trail Run
Half MarathonMarathonUltra
- Price
- Free-$96.40
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