Found 291 races

🎉 Join Your Local Running Community!

Connect with runners, find training partners, and celebrate every finish together

OCT
4

Valencia, CA
• 30.8 miles
$25 -$44
It's time for the Haunted Heroes 5k, 10k, 15k, Half Marathon fun run/walk!!! Sunday, October 4th, 2026 Check-in - 6:45-7:30AM for everyone Start - 7:30AM Half marathon cut off 10:45am, option to...
5K 10K 15K Half Marathon
2
OCT
4

Palos Verdes Peninsula, CA
• 31.0 miles
$45 -$50
This 5K offers the natural beauty of the Palos Verdes trails. Enjoy the shade of eucalyptus trees as you traverse the well-groomed horse trails over gently rolling hills. Invigorate your body....
5K
30
OCT
4

Agoura Hills, CA
• 35.7 miles
$20 -$60
Join us on Sunday, October 4, 2026, at 9:00 a.m. for the RAD Run - Reyes Adobe Days 5K.  The race will take place on a (previously certified) flat and fast course, starting and ending at the...
5K
40
OCT
10

Long Beach, CA
• 20.2 miles
$74 -$194
Come experience one of the most scenic events in California, “Run Long Beach”. Starting in Downtown Long Beach, runners head towards the historic Queen Mary and then through Shoreline Village....
5K Half Marathon Marathon
11
OCT
10

Santa Ana, CA
• 8.9 miles
$42 -$225
Music, food and running! Celebrate a night under the lights with your running crew, racing nothing but RELAYS all night - 4x100, 4x200, 4x400, 4x800, 4x1600 and the distance medley relay (AKA DMR...
4
OCT
10

Silverado, CA
• 10.0 miles
If you’ve done a traditional 5K, you know they can be a bit lackluster. But the BUBBLE RUN™ is like running through Willy Wonkas’ factory. Clad in white t-shirts, adults, kids and strollers run,...
8
OCT
10

Long Beach, CA
• 20.4 miles
$10 -$40
Join the National MPS Society at the 5th Annual Long Beach Race for Rare 5K Run & Walk Event hosted by Long Beach locals, Lynn and Scott Hopkins! This event is to raise money and awareness to...
5K
7
OCT
11

Long Beach, CA
• 20.1 miles
Iconic Southern California marathon featuring a fast, flat oceanfront course through Long Beach's scenic coastline, perfect for Boston qualifiers and beginners alike.
3m Half Marathon Marathon
412
OCT
11

Montebello, CA
• 19.6 miles
Join the 10K & 5K races in Montebello with finisher medals - register now for this exciting running event!
5K 10K
387
OCT
17

Los Angeles, CA
• 26.0 miles
$30 -$45
The annual Boyle Heights 5K Run/Walk & Munchkin Fun Run takes place in the historic Mariachi Plaza and along the 6th Street Bridge. It starts & ends at Mariachi Plaza. The street will be lined up...
5K
4
OCT
17

Canoga Park, CA
• 49.9 miles
$34
Back to the Future: 88 MPH Dash 5K, 10K & Half October 17, 2026 · 7:00 a.m. PST · 6846 Owensmouth Ave, Canoga Park, CA Get ready to rev up your DeLorean and hit 88 MPH! This race celebrates the...
5K 10K Half Marathon
24
OCT
17

Lake View Terrace, CA
• 43.7 miles
$26 -$44
We are back at Hansen Dam!! It's time for the Dam Spooky 5k, 10k, 15k, Half Marathon run/walk on Saturday 10/17/26! -Awesome medals for everyone! -Goodie bags -FREE photos & videos -Affordable...
5K 10K 15K Half Marathon
5
OCT
17

Long Beach, CA
• 29.6 miles
$29 -$48
🎃🐶 Howl-O-Ween Dog Run 🐶🎃               5K & 1 Miler📍 Granada Beach – 5000 E Ocean Blvd, Long Beach, CA 90803 Get ready for a paws-itively spooky good time at the Howl-O-Ween Dog Run — where...
1m 5K
7
OCT
17

Aqua Dulce, CA
• 23.7 miles
$80 -$195
OUT-OF-THIS-WORLD TRAIL RUNNING SPACEROCK: the final trail running frontier.These are the voyages of trail runners around the world.Your mission: to explore strange new trails, to seek out new...
5K 10K 15K Half Marathon
58
OCT
17

Agua Dulce, CA
• 23.6 miles
$65 -$195
SPACEROCK: the final trail running frontier. These are the voyages of trail runners around the world. Your mission: to explore strange new trails, to seek out new life and new experiences, to...
5K 10K 15K Half Marathon
20
OCT
18

Beverly Hills, CA
• 36.5 miles
$15 -$55
Run for a Cause in Beautiful Beverly Hills! Lace up and run through the flat, scenic streets of Beverly Hills at this year’s 5K on October 18th! Run on your own or on a team! The 5K and the Kids...
1K 5K
6
OCT
18

Riverside, CA
• 29.0 miles
$25 -$115
The 49th Annual Mission Inn Run returns to downtown Riverside on October 18, 2026!  The Mission Inn Run, a signature Riverside event and key fundraiser for the Mission Inn Foundation, has been a...
2K 5K 10K Half Marathon
98
OCT
18

Huntington Beach, CA
• 15.0 miles
$15 -$58
Witches Wave Halloween Run – A Spooky Sprint by the Sea! 🧙‍♀️🌊📍 Lot 25 Bolsa Chica State Beach🎃 Run Fast, Get Spooky, and Ride the Wicked Wave! The ocean’s not the only thing making waves this...
5K 10K Half Marathon
39
OCT
24

Malibu, CA
• 41.6 miles
$45 -$224
Join us on October 24 & 25 at Zuma Beach for Malibu's only official running and walking event. Choose between the scenic Half Marathon, the energizing 10K, the fast-paced 5K, or the fun-filled 1K...
1K 5K 10K Half Marathon
72
OCT
24

long beach, CA
• 29.0 miles
$22 -$40
It's time for our Monster Dash 5k, 10k, 15k, Half Marathon fun run/walk!!! Check-in - 6:45-7:30AM for everyone Start - 7:30AM Included in registration — - custom finisher medals - drawstring...
5K 10K 15K Half Marathon
2