Found 452 races

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APR
24

El Segundo, CA
• 31.5 miles
$20 -$50
Register before price increase at midnight April 12, 2027  Pre-Race Day Packet Pickup: Thursday April 22rd 5-8pm, Friday April 23rd 11am-7pm  Online Registration Closes at 8pm on Friday, April...
1K 2K 5K 10K
14
APR
24

Huntington Beach, CA
• 36.3 miles
$20 -$58
Amigos De Bolsa Chica, in conjunction with Bolsa Chica State Beach is hosting a run/walk/beach cleanup for Earth Day!  🌎 Run for the Birds, Run for the Planet, Run for Earth DayAt a local 5K/10K...
5K 10K
31
MAY
1

Long Beach, CA
• 33.3 miles
$24 -$44
🎉 Get ready to celebrate Cinco de Mayo with a fiesta like no other! Join us on Saturday, May 1, 2027, in beautiful Long Beach for a high-energy race experience filled with ocean views, music,...
5K 10K Half Marathon
20
MAY
1

Santa Clarita, CA
• 26.6 miles
$45 -$200
EPIC RACE IN THE GOLDEN HILLS OF SANTA CLARITA, CA R Step into the golden trails of California and join us for the Santa Clarita Trail Race—an unforgettable trail running experience for all...
5K 10K 15K 30K 60K
46
MAY
1

Costa Mesa, CA
• 29.3 miles
$35 -$159
The Hoag OC Marathon Running Festival is Orange County's premier race weekend, held annually during the first weekend in May. Whether you're tackling your first 5K, Half Marathon, or Marathon,...
5K Half Marathon Marathon
44
MAY
2

Long Beach, CA
• 33.2 miles
$18 -$66
May the 4th Be With You – 5K, 10K, Half Marathon | Long Beach The Empire Strides Back – Medals, Chip Timing, Photos, Costume Fun!   🏅 Everyone Gets a Medal – No Force Powers Required!Empire...
0m 1m 5K 10K Half Marathon
40
MAY
9

Long Beach, CA
• 33.3 miles
$15 -$62
🌸 Bloom & ZoomLong Beach Mother’s Day Run5K • 10K • Half Marathon📅 Sunday, May 9, 2027📍 5400 E Ocean Blvd, Long Beach, CA  💐 Event DescriptionThis Mother's Day, trade the brunch table for the...
0m 1m 5K 10K Half Marathon
39
MAY
15

South El Monte, CA
• 10.3 miles
$29 -$50
The KID-FIT Family Fun Run 5K offers fun for the entire family.  Competitive runners will enjoy the USATF certified and sanctioned 5K flat course. Those who want a leisurely stroll can enjoy the...
1K 5K
59
MAY
15

La Jolla, CA
• 11.3 miles
$54 -$179
Imagine miles of sun-drenched coast, an inviting ocean, and perfect weather pretty much anytime of the year, and you’ll understand why the La Jolla Half Marathon, our San Diego 10K, and La Jolla...
5K 10K Half Marathon
24
MAY
15

San Dimas, CA
• 34.0 miles
$40 -$60
Annual run in San Dimas with supportive community atmosphere and race day excitement
5K 10K
101
MAY
22

Huntington Beach, CA
• 36.5 miles
$30 -$46
SPORT SPECTACULAR 5K & 10KBolsa Chica State Beach – Huntington Beach, CA LOT25 17851 Pacific Coast HwyHuntington Beach, CA US 92649 The SPORT SPECTACULAR 5K & 10K celebrates how running helps...
5K 10K
32
MAY
22

Claremont, CA
• 17.4 miles
$15 -$30
The Self Care Lab 5th Annual 5K Run & Walk for Mental Health Awareness In Partnership with The Claremont Unified School District  Run for mental health. Walk for community. Every step helps...
5K
41
MAY
23

Irvine, CA
• 39.9 miles
$30 -$60
Great Donut Run 5k | Race Day - Sunday, May 17, 2026 | Irvine Valley College   Schedule of Events 6:45 AM – Expo Opens (late registration available - come early!)7:30 AM – 1 Mile/Double Dare Race...
1m 5K
7
MAY
30

Los Angeles, CA
• 28.9 miles
$10 -$65
🏃‍♀️ Join Us for the 44th Annual Brentwood Run 🏃‍♂️ Be part of a beloved Brentwood tradition as the 44th Annual Brentwood Run returns to San Vicente Blvd! Established in 1977, The Brentwood Run...
1K 5K 10K
94
MAY
31

Hemet, CA
• 68.3 miles
$30 -$65
Event Description Celebrate Memorial Day the right way — by running! The Memorial Day 5K, 10K & Kids 1 Mile Run is one of Hemet, CA's most beloved annual running events, held near the stunning...
1m 5K 10K
61
JUN
5

Long Beach, CA
• 36.1 miles
Pre Reg 2027 - Support a great cause while running in Long Beach
0m 1K 5K 10K 10m Half Marathon
192
JUN
6

Los Angeles, CA
• 19.6 miles
$45 -$359
Join us for the Griffith Park Trail Marathon Relay & 8K, an unforgettable race experience celebrated as one of Runner’s World magazine’s 10 Best Races You’ve Never Heard Of in 2024! This iconic...
8K Marathon
42
JUN
6

Long Beach, CA
• 33.3 miles
$15 -$62
🦸‍♀️ Runbelievable – Superhero Run5K • 10K • Half Marathon • 1 Miler • Kids Dash 📅 Saturday, June 6, 2027📍 5400 E Ocean Blvd Long Beach 90803 Caped crusaders, everyday heroes, and speedsters —...
0m 1m 5K 10K Half Marathon
28
JUN
12

Camarillo, CA
• 59.4 miles
$49 -$149
In partnership with Institution Ale Company from Camarillo CA, join us for this off the wall kind of run.  Once again we will offer 2 events; 5K-(Family Friendly)Starting with the widely popular...
5K
19
JUN
19

Santa Clarita, CA
• 35.9 miles
$47 -$167
WELCOME TO THE SUGAR DADDY RACE! An Epic Run With A sweet finish. Start your Father’s Day weekend with an unforgettable race through the beautiful Santa Clarita Valley. Choose your challenge—Half...
5K 10K Half Marathon
31