Found 452 races

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OCT
25

Alhambra, CA
• 11.5 miles
$40 -$80
Join us on Sunday, October 25th for our 13th Annual Alhambra Pumpkin Run and Halloween Festival in Downtown Alhambra! Proceeds benefit the Alhambra Educational Foundation! Our mission is to...
1K 5K 10K
24
OCT
25

Bakersfield, CA
• 100.9 miles
$25 -$217
Welcome to Bakersfield’s Halloween Run, our Monster Mash Dash 5K Run/Walk and Little Monster Dash!  This Halloween-themed annual race is an event that you won't want to miss and we guarantee you...
5K
71
OCT
25

Valencia, CA
• 38.0 miles
$10 -$120
Combined run and ride at West Creek Park, Santa Clarita supporting safer roads in California.
1K 5K 10K 12m 25m 62m
132
OCT
25

Simi Valley, CA
• 43.8 miles
$25 -$44
It's time for the Haunted Valley 5k, 10k, 15k, Half Marathon fun run/walk at Rancho Simi Park!!! Sunday, October 25th, 2026 Check-in - 6:45-7:30AM for everyone Start - 7:30AM Address - Rancho...
5K 10K 15K Half Marathon
39
OCT
25

Huntington Beach, CA
• 39.4 miles
$30 -$65
Hop, Skip & Splash 5K Fun Run/Walk Making Waves for Water Safety in Orange County Join us on Sunday, October 25, 2026, for the 4th annual Hop, Skip & Splash 5K — a fun, family-friendly beachside...
5K
42
OCT
25

Playa Del Rey, CA
• 30.0 miles
$25 -$80
On Sunday, October 25, 2026, Sharsheret will gather hundreds of thrivers, caregivers, friends and supporters on the beach for our 5th Annual West Coast Dash in support of our breast and ovarian...
1K 5K 10K
20
OCT
25

La Canada, CA
• 10.4 miles
$10 -$65
Young At Heart Foundation supports kids and their families that are awaiting and recovering from organ transplants. Join us at the Hahamongna Watershed park area, Just north of the Rose Bowl...
1m 5K
38
OCT
25

Van Nuys, CA
• 27.8 miles
$24 -$50
It's Halloween! Let's celebrate together, dress up in costume, and eat candy! Race DetailsLocation: Woodley Park, 6076 Woodley Ave, Encino, CAParking: Free parking in the lot; more is available...
5K 10K Half Marathon
26
OCT
25

Long Beach, CA
• 33.3 miles
$15 -$52
🎃 Trick or Trot 5K, 10K & Half MarathonSunday, October 25, 2026 | Long Beach, CA👻 Our 2nd-Year Anniversary Run! Witches, goblins, ghouls, and more — come run the coast in costume lore!It’s our...
0m 5K 10K Half Marathon
210
OCT
30

Ventura, CA
• 77.5 miles
$5
Lake Casitas Short Course Championships is a high school level meet, home of the Ventura County Championship on the beautiful Lake Casitas Cross Country Course where many legends of the sport...
17
OCT
31

long beach, CA
• 33.3 miles
$22 -$44
It's time for our Happy Halloween 5k, 10k, 15k, Half Marathon fun run/walk!!! Check-in - 6:30-7:30AM for everyone Start - 7:30AM Included in registration — - custom finisher medals - drawstring...
5K 10K 15K Half Marathon
15
OCT
31

Los Angeles, CA
• 17.9 miles
$45
Join us for our 9th Doggie Dash - the Howl-o-ween Doggie Dash 5K! Run (or walk) with your pup to help LA Frontrunners raise funds for The Rescue Train & Angel City Pit Bulls!  All the details are...
5K
28
OCT
31

Anaheim, CA
• 29.9 miles
$20 -$60
It’s Back — The Annual Northgate Market 5K!We’re thrilled to welcome you to this beloved community tradition, benefiting the Familia González Reynoso Foundation. This incredible organization...
1K 5K
20
OCT
31

Los Angeles, CA
• 18.2 miles
$30 -$45
Casual, wave-based 5K/10K/half marathon group run at Palisades Park in Los Angeles.
1m 5K 10K Half Marathon
32
OCT
31

Long Beach, CA
• 33.6 miles
$46 -$62
🎃 The Long Beach Halloween Run5K • 10K • Half Marathon • Kids Dash 📍 Start/Finish: Alamitos Beach, 780 E Shoreline Dr., Long Beach, CA📸 Iconic Backdrop: The legendary Queen Mary Get ready for a...
5K 10K Half Marathon
25
OCT
31

San Diego, CA
• 109.6 miles
The Tierrasanta Monster Dash 5K and 5K fun run walk is back in 2026. Save the date - Saturday October 31 - Halloween! What better day to haunt the boulevard in T-Town? Come in costume and wow the...
5K
21
OCT
31

Whittier, CA
• 17.4 miles
$25 -$55
Additional race information can be found at https://www.whittier5k.com. LocationWhittier Community Center7630 Washington AveWhittier, CA US 90602 DetailsEarly Packet Pick UpFriday, October 30,...
5K
31
NOV
1

Long beach, CA
• 33.3 miles
$25 -$64
  🌺 Viva La Vida 5K, 10K & Half Marathon📅 Sunday, November 1 | Long Beach, CA📍 Start/Finish: 5400 E Ocean Blvd 💀 Celebrate life, honor those who came before us, and run your heart out at our Day...
1m 5K 10K Half Marathon
25
NOV
1

Tustin, CA
• 30.5 miles
$25 -$55
It's an Orange County tradition! The Dinosaur Dash is a community run, walk, and bike event benefiting the Tustin Public Schools Foundation. There's something for everyone--a 2k fun run,...
2K 5K 10K 15K
90
NOV
1

Long Beach, CA
• 33.6 miles
$24 -$45
Happy Halloweekend! Halloween may be technically over, but we’re not ready to pack away the costumes or give up the treats just yet. Join us for one more lap of spooky season while the...
5K 10K 10m Half Marathon
12