5Ks within 25 mi of Mission Viejo, CA
20+ races
Rock It in Chino Hills 5K & 10K
Brea, CAIn 3 daysRegistration closed
- 5K
- 10K
Registration closedView details
The Ruck Challenge
Norco, CAIn 10 daysfrom $60
- 5K
- 10K
from $60View details
11th Annual Combat Cancer Walk
Corona, CAIn 10 daysfrom $0
- 3 mi
from $0View 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
LIVE LIKE JOJO SUPERHERO EXPERIENCE 2026
San Clemente, CAIn 11 daysfrom $45
- 5K
from $45View details
Vaquero Strong 5K
IRVINE, CA2 wks out$35
- 5K
$35View 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
OC United 2026 Pumpkin Run and Ride
Fullerton, CA2 wks outfrom $25
- 5K
- 10 mi
- 11 mi
- 35 mi
from $25View details
Hop Skip and Splash 5K Fun Run/Walk
Huntington Beach, CA2 wks outfrom $50
- 5K
from $50View details
Northgate Market 5K
Anaheim, CA3 wks outfrom $20
- 1K
- 5K
from $20View details
2026 Optimism Cal Tri Newport Dunes - 11.1.26
Newport Beach, CA3 wks outfrom $53.86
- 400 yd
- 0.93 mi
- 3 mi
- 6 mi
- 50.5K
from $53.86View details
DINO DASH
Tustin, CA3 wks outfrom $0
- 2K
- 5K
- 10K
- 15K
from $0View details
5th Annual Tiger Run 5K
Wildomar, CA4 wks outfrom $10
- 1 mi
- 5K
from $10View details
2026 Kaiser Permanente Get Fit Festival
Irvine, CA4 wks outfrom $40
- 5K
- 30 mi
- 36 mi
from $40View details
Beer City Half™ OC
Santa Ana, CA4 wks outfrom $25
- 1 mi
- 5K
- 10K
- Half
from $25View details
Shark Attack 5K & 1 Mile Run
Corona, CA4 wks outfrom $40
- 1 mi
- 5K
from $40View details
2026 RACE at Your Own Pace to #ShadeOutDM - "Together we can Peace-Out DM"
your city, CA5 wks outFree
- 5K
FreeView details
The Stuffing Shuffle – 5K, 10K, Half Marathon
Fountain Valley, CA5 wks outfrom $29.50
- 5K
- 10K
- Half
from $29.50View details
USACE SPL 5K
Corona, CA5 wks out$38
- 5K
$38View details
10th Annual Lake Forest Chamber Elf Yourself 5K
Lake Forest, CA6 wks out$36
- 5K
$36View details
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