Running Race Calendar in California, United States

Oct

18

Lake Evans Triathlon, 5k & 10k

Bakersfield, California, United States

$50.00 - $240.00

Triathlon Aquabike Swimrun Duathlon Running

23.7K 48.4K 18.7K 5.3K +12

Oct

18

Witches Wave - Halloween Run 5K, 10K, and Half Marathon by Califlow Runs

Huntington Beach, California, United States

$42.99 - $52.99

Running

5K 10K Half-Marathon

Oct

18

Pre Registration 2026 - Beverly Hills Run of the Stars

Beverly Hills, California, United States

Running

5K 1K

Oct

18

Mob 5K Run Walk For Fun

Bonita, California, United States

$45.00

Running

5K

Oct

18

Vampire Run - Unite for Bleeding Disorders

Roseville, California, United States

$15.00 - $25.00

Running Walking

5K 1.6K

Oct

18

Playtri - Ironman California 140.6

West Sacramento, California, United States

$75.00 - $699.00

Running

Tri Bike Rental Level 1 Tri Bike Rental Level 2 Road Bike Rental Level 3 Bike Build & Pack Package +5

Oct

18

SD HipHop 5k

San Diego, California, United States

Free - $35.00

Running

4.8K

Oct

18

Beverly Hills Run of the Stars: 2026

Beverly Hills, California, United States

$15.00 - $44.00

Running

5K 1K

Oct

18

MISSION INN RUN

Riverside, California, United States

$25.00 - $95.00

Running Walking

5K 10K Half-Marathon 2K +4

Oct

18

The Fresno Donut Run

Fresno, California, United States

$47.00

Running

5K

Oct

18

2026 - City to the Sea Half Marathon & 5K

San Luis Obispo, California, United States

$60.00 - $125.00

Running

Half-Marathon 5K

Oct

18

2026 Cal Tri LA - 10.18.26

Playa Del Rey, California, United States

Free - $153.86

Triathlon Running Swimming

Ultra 5K 1.5K 10K +1