Running Race Calendar in California, United States

Oct

31

Monster Mash Dash and Zombie Zoom

Merced, California, United States

$20.00 - $55.00

Running

Zoom Zoom (400 m) 5K 10K

Oct

31

The Long Beach Halloween Run 5K. 10K. Half Marathon by Califlow Runs

Long Beach, California, United States

$46.99 - $58.99

Running

5K 10K Half-Marathon

Oct

31

Restless Soles

Walnut Creek, California, United States

$30.00

Running

9.7K

Oct

31

Día De Los Muertos 5k Race

Sacramento, California, United States

$30.00 - $40.00

Running

5K

Nov

01

Two Cities Marathon

Fresno, California, United States

$62.00 - $150.00

Running

Marathon Half-Marathon 10K 5K

Nov

01

Almond Bowl 5K & 10K November 1st, 2026

Chico, California, United States

$50.00 - $60.00

Running

5K 10K

Nov

01

2026 Optimism Cal Tri Newport Dunes - 11.1.26

Newport Beach, California, United States

$43.86 - $153.86

Triathlon Running Swimming

Ultra 4.8K 1.5K 9.7K

Nov

01

Clarksburg Country Run

Clarksburg, California, United States

$17.00 - $78.00

Running

29.9K Half-Marathon 10K 5K +2

Nov

01

Las Calaveritas 10 Miler

Lake View Terrace, California, United States

$44.00 - $84.00

Running

16.1K 8K 5K

Nov

01

Halloween Leftovers – 5K, 10K, 10-Miler, Half Marathon

Long Beach, California, United States

$24.50 - $38.50

Running

5K 10K 16.1K Half-Marathon

Nov

01

Oakland Tech 5km/1 mile Race/Run/Walk Fundraiser

Oakland, California, United States

$30.00

Running

1.6K

Nov

01

Miles For Meals Triathlon and Marathon

Sacramento, California, United States

$90.00 - $100.00

Running

Ultra Marathon