California Running calendar 2025-2026

Header image

Explore the best running races in California for 2025-2026! Our updated list features 789 exciting races across the state. Find your next race in California below and join the running community at these great events!

October 2025
Oct
27
Monday

Alhambra Pumpkin Run

5 km 10 km
Oct
31
Friday

Machete Trail Madness 100 Miler

Trail Run 10 mi 50 mi 100 mi
November 2025
Nov
1
Saturday

Thrive San Diego Half Marathon

5 km 13 mi
Nov
1
Saturday

Día De Los Muertos 5k Race

5 km
Nov
1
Saturday

Beer City Half Marathon

5 km 10 km 13 mi
Nov
1
Saturday

IPA 10K

3 km 10 km 13 mi
Nov
2
Sunday

Two Cities Marathon

5 km 10 km 13 mi 26 mi
Nov
2
Sunday

Rancho Ramble Trail Run

Trail Run 10 km 21 km 50 km
Nov
2
Sunday

Temecula Half Marathon

5 km 10 km 13 mi
Nov
2
Sunday

Almond Bowl 10K

5 km 10 km
Nov
2
Sunday

Oakland Tech 5km Fundraiser Race

Trail Run 5 km
Nov
2
Sunday

Cal Tri Newport Dunes

Triathlon
Nov
3
Monday

The Grateful Heart Run Half Marathon

5 km 10 km 13 mi
Nov
7-10
Fr - Mo

Norcal Backyard Ultra

Backyard Ultra 4 mi
Nov
8
Saturday

Fall Classic Triathlon

Triathlon
Nov
8
Saturday

Catalina Island Half-Marathon

Trail Run 10 km 13 mi
Nov
8
Saturday

REVEL Big Bear

13 mi 26 mi
Nov
9
Sunday

Santa Clarita Marathon

5 km 10 km 13 mi 26 mi
Nov
9
Sunday

Silver Strand Half Marathon

5 km 12 km 10 mi 13 mi
Nov
9
Sunday

Monterey Bay Half Marathon

3 km 5 km 13 mi
Articles
Garmin Forerunner Review: Garmin Forerunner Series 2024
Stride with Confidence: A Comprehensive Guide to Saucony Running Shoes
Essential Running Form Techniques for Enhanced Performance and Injury Prevention