Upcoming Half Marathon Races Near Fullerton, CA in January, 2026

Name: 2026 Surf City Marathon & Half Marathon
Start: 2026-01-31
End: 2026-01-31
Location: Huntington Beach

Chase the Falling Stars - Quadrantid Meteor Sh...

Santa Monica, CA

Saturday, January 3rd, 2026

1 Mile

Half

View details for race Chase the Falling Stars - Quadrantid Meteor Shower 5K 10K & Half Marathon

Grievances & Gratitude Run – Let Go, Run Free, ...

Long Beach, CA

Sunday, January 4th, 2026

10K

Half

View details for race Grievances & Gratitude Run – Let Go, Run Free, Embrace the Positive! 5K, 10K, and Half Marathon

Griffith Park Resolution Run

Los Angeles, CA

Sunday, January 4th, 2026

Half

12K

View details for race Griffith Park Resolution Run

Citrus Heritage Run

Riverside, CA

Saturday, January 10th, 2026

Half

10K

View details for race Citrus Heritage Run

The Encino Man Ice Age Dash

Canoga Park, CA

Saturday, January 10th, 2026

10K

Half

Fast

View details for race The Encino Man Ice Age Dash

San Diego 50 & Trail Runs

Escondido, CA

Saturday, January 10th, 2026

Ultra

Marathon

Half

Trail

Fast

View details for race San Diego 50 & Trail Runs

Polar Bear Run 5K, 10K, and Half Marathon

Long Beach, CA

Sunday, January 18th, 2026

10K

Half

View details for race Polar Bear Run 5K, 10K, and Half Marathon

Teaching & Learning Collaborative Charity Group...

Anaheim, CA

Friday, January 30th, 2026

10K

Half

View details for race Teaching & Learning Collaborative Charity Group Registration (2026 Disneyland® Half Marathon Weekend)

2026 Disneyland® Half Marathon Weekend

Anaheim, CA

Friday, January 30th, 2026

10K

Half

View details for race 2026 Disneyland® Half Marathon Weekend

2026 Surf City Marathon & Half Marathon

Huntington Beach, CA

Saturday, January 31st, 2026

Half

Marathon

View details for race 2026 Surf City Marathon & Half Marathon

Don't see your race? Add it!

Add Your Race (Free)