California Half Marathon Calendar 2025-2026

Header image

Explore the best half marathons in California for 2025-2026! Our updated list features 307 exciting races across the region. Find your next race in California below and join the running community at these great events!

October 2025
Oct
25
Saturday

Pinkathon Challenge for Breast Cancer

5 km 10 km ... 26 mi 50 km
Oct
26
Sunday

Crown Point Marathon

5 km 8 km 13 mi 26 mi
Oct
26
Sunday

Halloween Havoc Half Marathon - Fountain Valley, CA

5 km 10 km 13 mi
Oct
26
Sunday

Trick or Trot Half Marathon

5 km 10 km 13 mi
November 2025
Nov
1
Saturday

Thrive San Diego Half Marathon

5 km 13 mi
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
1
Saturday

Zombierunner Halloween

Trail Run 5 km 10 km 13 mi 26 mi
Nov
1
Saturday

Almaden Hills Trail Run - Fall

Trail Run 5 km 10 km ... 26 mi 50 km
Nov
1
Saturday

Joshua Tree Half Marathon

13 mi
Nov
2
Sunday

Rancho Ramble Trail Run

Trail Run 10 km 21 km 50 km
Nov
2
Sunday

Two Cities Marathon

5 km 10 km 13 mi 26 mi
Nov
2
Sunday

Temecula Half Marathon

5 km 10 km 13 mi
Nov
2
Sunday

Golden Gate Half Marathon

5 km 13 mi
Nov
3
Monday

The Grateful Heart Run Half Marathon

5 km 10 km 13 mi
Nov
8
Saturday

Catalina Island Half-Marathon

Trail Run 10 km 13 mi
Nov
8
Saturday

REVEL Big Bear

13 mi 26 mi
Nov
8
Saturday

Lake Chabot Trail Run

Trail Run 8 km 13 mi ... 26 mi 50 km
Nov
8
Saturday

Donut Runners Rejoice Half Marathon

5 km 10 km 10 mi 13 mi
Nov
8
Saturday

Rancho Hills Trail Run - Fall

Trail Run 5 km 10 km ... 26 mi 50 km
Articles
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series
Stride with Confidence: A Comprehensive Guide to Saucony Running Shoes
Essential Running Form Techniques for Enhanced Performance and Injury Prevention