10Ks within 50 mi of Foothill Ranch, CA
20+ races
Rock It in Chino Hills 5K & 10K
Brea, CAIn 3 daysRegistration closed
- 5K
- 10K
Registration closedView details
Discover Highland Run
Highland, CAIn 4 daysfrom $35
- 5K
- 10K
from $35View detailsMontebello Heritage 5K/10K
Montebello, CAIn 4 daysfrom $0
- 1K
- 5K
- 10K
from $0View details
The Ruck Challenge
Norco, CAIn 10 daysfrom $60
- 5K
- 10K
from $60View details
POMONA 5K & 10K
Pomona, CAIn 10 daysfrom $25
- 0.25 mi
- 5K
- 10K
- 9.3 mi
from $25View details
Infinite Challenge Run
San Pedro, CAIn 10 daysfrom $95
- 5K
- 10K
from $95View details
Night of the Living Runners – 5K, 10K, 10-Miler, Half Marathon
Long Beach, CAIn 10 daysfrom $24.50
- 5K
- 10K
- 10 mi
- Half
from $24.50View details
2026 Cal Tri LA - 10.18.26
Playa Del Rey, CAIn 11 daysfrom $53.86
- 400 yd
- 0.93 mi
- 5K
- 10K
- 50.5K
from $53.86View details
Witches Wave - Halloween Run 5K, 10K, and Half Marathon by Califlow Runs
Huntington Beach, CAIn 11 daysfrom $15
- 200 yd
- 5K
- 10K
- Half
from $15View details
Pasadena Trail Half & 10k/5k
Pasadena, CAIn 11 daysRegistration closed
- 5K
- 10K
- Half
Registration closedView detailsMISSION INN FOUNDATION RUN
Riverside, CAIn 11 daysfrom $25
- 500 m
- 5K
- 10K
- Half
from $25View detailsLASAA Mug Run - LASD Carson Station
Carson, CA2 wks out$30
- 5K
- 10K
$30View details
RunThrough USA Long Beach 5k,10k & Half Marathon Race
Long Beach, CA2 wks outfrom $43.40
- 5K
- 10K
- Half
from $43.40View details
SoCal's Sunset Trick or Trot 5k/10K - Halloween Race
Huntington Beach, CA2 wks outfrom $22
- 0.5 mi
- 5K
- 10K
from $22View details
Alhambra Pumpkin Run 2026
Alhambra, CA2 wks outfrom $50
- 1K
- 5K
- 10K
from $50View details
Sharsheret West Coast Dash
Playa Del Rey, CA2 wks outfrom $30
- 1K
- 5K
- 10K
from $30View details
Trick or Trot 5K, 10K, and Half Marathon by Califlow Runs
Long Beach, CA2 wks outfrom $15
- 200 yd
- 5K
- 10K
- Half
from $15View details
LASAA Mug Run - South LA
Los Angeles, CA3 wks out$30
- 5K
- 10K
$30View details
The Long Beach Halloween Run 5K. 10K. Half Marathon by Califlow Runs
Long Beach, CA3 wks outfrom $18
- 400 yd
- 5K
- 10K
- Half
from $18View details
Día de Muertos - Viva la Vida - 5K, 10K, and Half Marathon by Califlow Runs
Long beach, CA3 wks outfrom $25
- 1 mi
- 5K
- 10K
- Half
from $25View details
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