Found 234 races near Ontario, CA

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JAN
23

Long Beach, CA
• 28.8 miles
$38 -$58
  🐻‍❄️ Polar Bear Run5K • 10K • Half Marathon📍 Long Beach, CA📅 January 18, 2026 Brace yourself for crisp air, cool miles, and that brrr-but-worth-it January energy. The Polar Bear Run is a winter...
5K 10K Half Marathon
66
JAN
23

Santa Clarita, CA
• 54.3 miles
$10 -$50
RACE DAY NEED TO KNOW: Check-In and Packet Pickup: Begins at 7AM at TMU's North Campus, and ends at the start of your race. You will receive your Race Number, Timing Chip, and T-Shirt (sizes...
5K
44
JAN
24

Temecula, CA
• 50.5 miles
$55 -$75
Run through Temecula’s Wine Country and enjoy the tranquil beauty of rolling vineyards and sun-drenched hills. As you run along the winding paths, the early morning light casts a golden hue over...
5K
55
JAN
24

Los Angeles, CA
• 40.7 miles
$22 -$79
Experience the thrill of the Hollywood Sign Run/Hike in Griffith Park—now featuring a scenic out-and-back course to the Hollywood Sign Viewpoint! Take in sweeping views of Downtown Los Angeles,...
2K 5K 8K
101
JAN
30

Rancho Palos Verdes, CA
• 48.9 miles
$20 -$65
Experience an unforgettable adventure along a picturesque road course with breathtaking views of the majestic Pacific Ocean. This nonprofit event starts and finishes at the Point Vicente...
5K 10K
15
FEB
6

Long Beach, CA
• 34.9 miles
$38 -$64
❤️ Heart & Sole 5K • 10K • Half Marathon Saturday, February 6, 20275400 E Ocean Blvd Long Beach, California Celebrate movement, community, and love for the run at the Heart & Sole Run, set along...
5K 10K Half Marathon
6
FEB
7

Long Beach, CA
• 34.9 miles
$25 -$136
📅 Sunday, February 7, 2027📍 5400 E Ocean Blvd   ✨ Grab your bestie — and get ready for a day filled with movement, laughter, encouragement, and unforgettable memories by the beach. Or come solo...
1m 5K 10K Half Marathon
FEB
13

Huntington Beach, CA
• 22.9 miles
$28 -$84
❤️ The HEART RUN Half Marathon, 10K, 5K, & Kid’s Dash  Saturday, February 13th, Valentine's DAY, 2027Celebrate Valentine’s Day in a healthy, heart-filled way! Whether you're running for a...
0m 5K 10K Half Marathon
1
81
FEB
14

Long Beach, CA
• 35.1 miles
$29 -$52
 ❤️ The Long Beach Sweethearts Run – Love on the RunSunday, February 14, 2027 | Long Beach, CA5K • 10K • Half Marathon Celebrate love, friendship, and movement this Valentine’s Day at the Long...
5K 10K Half Marathon
50
FEB
28

Aliso Viejo, CA
• 34.9 miles
$15 -$65
The BRAVE RACE is hosted by The Joyful Child Foundation - In Memory of Samantha Runnion (55-0794474). The Joyful Child Foundation is dedicated to preventing crimes against children through...
5K 10K
2
FEB
28

Culver City, CA
• 13.6 miles
$11 -$59
5k Starts at 9:00 am. Follow the yellow brick road with Dorothy, Toto and the Munchkins pursued by the Wicked Witch of the West, experiencing legendary movie and television experiences. Finish on...
5K
28
MAR
6

Long Beach, CA
• 34.9 miles
$38 -$58
🪩 Disco Miles: Beachfront BoogieSaturday, March 6, 2027 | Long Beach, CA5K • 10K • Half Marathon 📍 Location: 5400 E Ocean Blvd, Long Beach, CA 90803   ⏰ Race Day Schedule🎽 Bib Pick-Up/Same Day...
5K 10K Half Marathon
3
MAR
13

Avalon, CA
• 24.7 miles
$25 -$475
California's State Off-Road Marathon Championship is also the oldest trail marathon in the state and takes place on beautiful Catalina Island located off the coast of Los Angeles and surrounded...
5K 10K Marathon
23
MAR
14

Long Beach, CA
• 35.1 miles
$10 -$58
Get ready to feel the luck of the Irish at Shamrocks by the Shore in beautiful Long Beach on Sunday, March 14th! This is a Chip Timed Race This festive St. Patrick’s Day run invites runners of...
0m 1m 5K 10K Half Marathon
40
MAR
20

Long Beach, CA
• 37.5 miles
$25 -$105
Join us on Saturday, March 20, 2027 at ShoreLine Aquatic Park for Beer City Half™ Long Beach! Our races run along the waterfront and head out and up the LA River. See the sights, run the trails,...
5K 10K Half Marathon
8
MAR
20

Los Angeles, CA
• 36.6 miles
$10 -$350
Full event details can be found at www.streetsareforeveryone.org/finish-the-ride-griffith-park Finish The Run Griffith ParkSaturday, March 20th, 2027 • 6:30 AM - 12:00 PMThe Autry Museum • 4700...
1K 5K 10K 15K 12m Half Marathon 20m 35m
MAR
20

Long Beach, CA
• 35.1 miles
$25 -$55
FINDING HOMES - ONE DOG AT A TIME 2026 Event Photos 5K Course 1K Course Run or walk at your pace with or without your dog.  The event starts at the Granada Launch Ramp (Rosie's Dog Beach) at 5000...
1K 5K
7
APR
3

Hemet, CA
• 45.3 miles
$15 -$135
                                                    2026 RUNNERS GUIDE CLICK HERE                                                         BEDROCK VALLEY TRAIL RUNS The Bedrock Valley Trail Runs...
5K 10K 15K Half Marathon 36K Marathon 72K 108K
13
APR
17

Long beach, CA
• 34.9 miles
$18 -$63
🌎 Run for the Planet 🌱📍 Start Line: 5400 E Ocean Blvd, Long Beach, CA 📅 Saturday, April 17, 2027🏃 5K | 10K | Half Marathon| 1 Miler | Kids Dash Celebrate Earth Day the CaliFlow way at Run for the...
1m 5K 10K Half Marathon
23
MAY
1

Long Beach, CA
• 34.9 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
2