Found 452 races

🎉 Join Your Local Running Community!

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

OCT
10

Exeter, CA
• 27.2 miles
$15 -$51
🎃 Join Us for Exeter’s 6th Annual Scarecrow 2.0! 🏃‍♀️🍂 What better way to welcome the cooler weather than with a fun run through beautiful Exeter? Starting at Exeter City Park, the course winds...
2m 10K
52
OCT
11

Simi Valley, CA
• 43.8 miles
The Free Clinic of Simi Valley is hosting its annual Fredrick Michael Gibson Run/Walk for Depression Awareness. An event for the whole family offering a flat course for a 5K/10K, Half Marathon...
5K 10K Half Marathon
7
OCT
11

Laguna Niguel, CA
• 50.3 miles
$15 -$50
Who We Are: Healthy Kids Running Series is a five (5) week running program in the spring and fall for kids Pre-K through 8th grade. Each HKRS Series takes place once a week and offers...
0m 1m 2m 4m
4
OCT
11

Long Beach, CA
• 14.1 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
458
OCT
11

Montebello, CA
• 25.0 miles
Join the 10K & 5K races in Montebello with finisher medals - register now for this exciting running event!
5K 10K
407
OCT
11

Los Angeles, CA
• 3.3 miles
$35 -$40
In addition to the walkathon, where registrants can choose to walk or run, Witch Way to the Polls is a family-friendly event that features a lively Voter Election Resource Fair with community...
5K
30
OCT
17

Corona, CA
• 53.4 miles
$10 -$25
Get ready to make a difference and have a blast at the 11th Annual Combat Cancer Walk hosted by Support Sisterz! This community event is all about raising funds for women in Corona, Norco,...
35
OCT
17

Los Angeles, CA
• 11.1 miles
$40 -$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
17
OCT
17

San Diego, CA
• 108.4 miles
$15 -$50
The cure for melanoma begins with me...and the Miles for Melanoma community coming together to run, walk and raise funds for the Melanoma Research Foundation.
5K
11
OCT
17

Canoga Park, CA
• 34.5 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
56
OCT
17

Lake View Terrace, CA
• 7.4 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! Included in registration — - custom finisher medals - drawstring goodie bags -...
5K 10K 15K Half Marathon
25
OCT
17

Long Beach, CA
• 31.3 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
17
OCT
17

San Pedro, CA
• 32.5 miles
$80 -$110
Whether you're a runner, a festival lover, a K-pop fan, or simply looking for an unforgettable day outdoors, Infinite Challenge Run LA is an immersive festival experience where running,...
5K 10K
8
OCT
17

Santa Maria, CA
• 16.5 miles
DescriptionCalling all boss ladies! Step into a night of glamour, mystery, and old-school mobster vibes. Gather your crew and enjoy an unforgettable evening featuring music, games, pumpkin...
OCT
17

San Diego, CA
• 12.8 miles
$15 -$145
                            THE LAKE HODGES TRAIL RUNS & TRAIL DUATHLON- RUN | BIKE | RUN is an annual trail running experience you don't want to miss. We offer something for the whole family to...
1m 5K 10K 15K 25K 50K
163
OCT
17

Long Beach, CA
• 30.0 miles
$24 -$42
Race Details Start Location: Alamitos Beach, 780 E Shoreline Dr. Long Beach, CAParking: Parking in the lot is $2/hour and starts at 8am, if you are running the Half/10m you can use the Passport...
5K 10K 10m Half Marathon
20
OCT
17

Palm Springs, CA
• 12.9 miles
$49 -$65
A 3.7-mile uphill challenge climbing nearly 2,000 feet from the desert to the mountains.
6K
102
OCT
17

Pomona, CA
• 34.0 miles
$25 -$60
Join us for the 10th Annual Pomona 5K & 10K on Saturday, October 17, 2026 The Pomona 5K/10K celebrates its 10th anniversary on Saturday, October 17, 2026. Take the chance to be a part of this...
5K 10K
17
OCT
17

Santa Barbara, CA
• 24.0 miles
$79 -$199
Premier destination century ride on California's Central Coast benefiting MOVE Santa Barbara County.
34m 100K 100m
97
OCT
17

Aqua Dulce, CA
• 52.8 miles
$85 -$195
Trail running race (Half+/15K/10K/5K) at Vasquez Rocks, Agua Dulce, CA.
5K 10K 15K Half Marathon
85