RaceMob

Best Ontario, California Races

View some of the best races in Ontario, California! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.

    • 1/2M

    Los Angeles, CA

    35.44 miles away

    I'm Attending

    Butta's 40th Birthday Weekend

    It's that time again! Come celebrate a monumental weekend with me as I head into my 40's. Everything is better with Butta      

    • 1/2M, 5K, 10K

    Los Angeles, CA

    49.18 miles away

    I'm Attending

    Snails Run 5K/10K/13.1 LOS ANGELES

    For all those who aren’t necessarily the fastest runner you can still say you "Snailed It" after this super fun unique 5K, 10K, or 13.1 Half-Marathon run! Overview:Run will sell-out QUICK! We will close off waves the moment they fill up. If waves...

    • 5K

    Newport Beach, CA

    33.62 miles away

    I'm Attending

    Run4Sharks & Ocean Health Fair 5k/1mile Fun Run

    Come out and get your fitness on with this closed course fun run and community event of ocean awareness. Choose a 5k or 1mile race with a 9am start. Walk or run it, professionally timed for some great prizes. Can't make it to the event? Choose our...

    • 5K, 10K, 1/2M

    Los Angeles, CA

    49.18 miles away

    I'm Attending

    Honeybadger Run 5K/10K/13.1 LOS ANGELES

    We all know the famous or infamous Honeybadgers don't care. They just throw down the miles like we walk to the car from a weekend trip to Costco. The pain is worth the gain. Run in this super fun small private group run with a our Honeybadger them...

    • 5K, 10K

    Cypress, CA

    27.76 miles away

    I'm Attending

    Cypress Run 2023

    / 2 RaceMobbers Scheduled

    DETAILED RACE FEATURESPerformance shirts & participant medals for all (guaranteed for preregistration only)Age division awards for the 5K timed eventPopsicles at the finish! $52 for 5K Run if registered by September 17$64 starting September 1...

    • 10K, 5K

    Montebello, CA

    26.75 miles away

    I'm Attending

    Montebello Heritage 5K/10K

    Annual Montebello Heritage 5K/10K Run along the historic Whittier Blvd. The 5k begins at 8:00 a.m. at Montebello City Park. All participants receive a shirt and medal.  Beer Garden in the Park opens at 9am , taco truck on site.

    • 10K, 5K

    Pomona, CA

    5.65 miles away

    I'm Attending

    POMONA 5K & 10K

    / 2 RaceMobbers Scheduled

    Join us for the 7th Annual Pomona 5K & 10K on Saturday, October 21, 2023 The Pomona 5K/10K celebrates its 7th anniversary on Saturday, October 21, 2023. Don't miss the chance to be a part of this historic milestone. With an average of 600 run...

    • 5K

    Beverly Hills, CA

    42.58 miles away

    I'm Attending

    Beverly Hills Run of the STARS 5K

    RUN through the flat streets of BEVERLY HILLS on October 15th! or Join our VIRTUAL CHALLENGE and complete a 5k from ANYWHERE!  ◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊◊ Would you like to participate as a sponsor?  More info here: https://www.nottod...

    • 5K

    Anaheim, CA

    18.45 miles away

    I'm Attending

    The Race for a Healthier World 5K

    The Foundation for Fresh Produce is gathering friends and colleagues from the industry to join us in Anaheim for the Race for a Healthier World 5K. Runners and walkers will enjoy a 3.1 mile course along the Santa Ana River Trail while supporting o...

    • 5K

    Costa Mesa, CA

    30.07 miles away

    I'm Attending

    Walkstrong Breast Cancer 5k Walk

    🎗️ Join us for a heart-pumping cause at Elev8 Performance! 🏃‍♀️ Let's stride together, raising funds and awareness for Breast Cancer. 🌸 Celebrating our 8th annual 5k, this event will unite us all in a powerful walk for Crystal Roses charity. 🌹 W...

    • 5K

    Long Beach, CA

    37.06 miles away

    I'm Attending

    Strides For Disability 3K/5K

    Go to hhttps://secure.qgiv.com/event/esscp2p/ to register to run or walk in this great event. Click here to volunteer at the event. Strides for Disability 5K/3K is back and the location is just steps away from the beach. Bring your beach chair, ...

    • 5K

    Lucerne Valley, CA

    49.01 miles away

    I'm Attending

    MCCEF Run in the Rocks

    This 5k is ran on pavement and dirt paths and winds around and through the Lucerne Valley High School Campus. It is a flat course. All proceeds from the event go to the Mitsubishi Cement Corporation Educational Foundation (MCCEF). MCCEF gives over...

    • 10K, 5K

    Carson, CA

    37.63 miles away

    I'm Attending

    LASAA Mug Run - LASD Carson Station

    LASAA’s mission is to provide athletic events for our members, comprised of Los Angeles County Sheriff’s Department employees and law enforcement personnel, to promote health, fitness, and camaraderie. The Mug Run series started in 1993. The prima...

    • 5K, 1/2M, 10K

    Santa Monica, CA

    48.22 miles away

    I'm Attending

    Hallo-Thanks-Mas- 5K, 10K, 15K, and Half Marathon

    Step into a realm of coastal tranquility and exhilaration with High Tide Runs – where the pounding waves harmonize with the rhythmic beat of your heart. As a devoted runner, you understand the thrill of the race, the joy of crossing the finish lin...

    • 5K

    Los Angeles, CA

    32.55 miles away

    I'm Attending

    Boyle Heights 5K Run/ Munchkin Run

    Join us for our annual run at the Historic Mariachi Plaza on 10.21.2023 starting off with our Muchkin Run at 8:00 a.m. and the 5K Run at 8:30 a.m. Event details and scheduleThis years run Saturday 10.21.2023 is taking place at the Historic Mariach...

    Norco, CA

    11.26 miles away

    I'm Attending

    8th Annual Combat Cancer Walk

    Every year, on the 3rd Saturday in October, Support Sisterz proudly hosts Combat Cancer Walk - This event brings our community together for a 3 mile walk in support of local survivors and thrivers. Funds raised enable Support Sisterz to provide fi...

    • 1/2M, 5K, 10K

    Agua Dulce, CA

    48.23 miles away

    I'm Attending

    2023 SPACEROCK Trail Race

    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 boldly run where no one has run bef...

    San Clemente, CA

    43.05 miles away

    I'm Attending

    THE LIVE LIKE JOJO WALK

    LIVE LIKE JOJO WALK 2023Spring is in the air and there is no better time than the present to get your calendar updated >>SAVE THE DATE for Sunday, October 22, 2023 - our third-ever Live Like Jojo Walk!Come be a part of a memorable MOMENT THA...

    • M, 5K, 10K

    Riverside, CA

    16.83 miles away

    I'm Attending

    MISSION INN RUN

    / 5 RaceMobbers Scheduled

    The 46th Annual Mission Inn Run returns to downtown Riverside on October 22, 2023!  The Mission Inn Run, a signature Riverside event and key fundraiser for the Mission Inn Foundation, has been a Southern California Tradition for over 40 years. Th...

    • 5K, 10K

    Playa Del Rey, CA

    45.88 miles away

    I'm Attending

    2023 Cal Tri LA - 10.22.23

    2023 Cal Tri LA - 10.22.23. Athletes will be charmed by the small-town feel of the Playa Del Rey beach community located south of Venice Beach and north of Manhattan Beach.In SoCal, the convenience, safety and affordability of races like Cal Tri L...

    • 5K

    Whittier, CA

    22.84 miles away

    I'm Attending

    Whittier Spooktacular 5K

    / 4 RaceMobbers Scheduled

    ·          Early Packet Pick Up Friday, October 27, 2023 @ 1:00 pm – 6:00 pm at the Whittier Community Center, 7630 Washington Ave, Whittier CA 90602   Custom-designed Finishers’ Medal for all runnersCash prize to top 5K finisher overall male...

    • 5K, 1/2M, 10K

    Los Angeles, CA

    49.18 miles away

    I'm Attending

    The Great Fruit Run LOS ANGELES

    Running + Fruit = Healthy Living. Run in this fun, fruit-filled race where yes! we'll give you fruity snacks and a fresh squeezed juice after the run! Overview:Run will sell-out QUICK! We will close off waves the moment they fill up. If waves are...

    • 5K

    Fullerton, CA

    20.16 miles away

    I'm Attending

    OC United Pumpkin Run

      LOCATIONJuanita Cooke Greenbelt Trail1275 N Berkeley Ave, Fullerton, CA 92832Meet at Parking Lot behind North Justice Center SCHEDULE 7:30am Runner Check-In, Coffee, Breakfast7:30am Bike Group 3 Start7:45am Warmup8:00am Bike Groups 1 & 2 ...

    • 5K

    San Clemente, CA

    44.23 miles away

    I'm Attending

    Monster Dash 5k & 1M Creepy Crawl Fun Run - San Clemente

    2nd Annual "Monster Dash" 5K Run/Walk and "Creepy Crawl" 1 Mile Fun RunSaturday, October 28, 2023, at 7:30 a.m. (5k); 9:00 a.m. (Fun Run)Register now for an early bird discount!  Packet Pickup Dates: Early Pick-Up: Thursday, 10/26 from 8:00 a.m....

    • 5K, 10K, 1/2M

    Los Angeles, CA

    49.18 miles away

    I'm Attending

    Halloween Run 5K/10K/13.1 LOS ANGELES

    Trick or Trot! Run in our annual Halloween Run, where fitness meets frightful fun! We'll even give you some candy after your run!  Overview:Run will sell-out QUICK! We will close off waves the moment they fill up. If waves are sold out, you can s...

    • 10K, 1/2M, 5K

    Santa Monica, CA

    49.23 miles away

    I'm Attending

    Halloween Run 5K/10K/13.1 LA

    Get ready to immerse yourself in a ghoulishly exhilarating experience at our annual Halloween Run, where fitness meets frightful fun! Join us on a chilling adventure as we blend the spirit of Halloween with a thrilling running event like no othe...

    • 5K, 1/2M, 10K

    Fountain Valley, CA

    28.88 miles away

    I'm Attending

    Halloween Havoc - 5K, 10K, 15K and Half Marathon

    Get ready to run for your life at the Halloween Havoc! This race is not for the faint of heart - it's a spooky, spine-chilling adventure that will test your courage and endurance. But it's not all doom and gloom - as you approach the finish line,...

    • 1/2M, 10K, 5K

    Playa Del Rey, CA

    45.88 miles away

    I'm Attending

    Beach Run 5K/10K/13.1 LOS ANGELES

    Run at the beach with beautiful oceanside views with friends, family, and other runners! Get our special "I Ran Today at the Beach" run shirt with registration.  Overview:Run will sell-out QUICK! We will close off waves the moment they fill up. I...

    • 10K

    South Pasadena, CA

    29.37 miles away

    I'm Attending

    RUN THE 110

    For more information, please visit www.runthe110.com

    • 5K

    Irvine, CA

    27.19 miles away

    I'm Attending

    Anaheim Ducks 5K presented by Arrowhead Water

    Fitness and well-being have always been a priority for the Anaheim Ducks organization. That's why, this Fall, the team will proudly host the Anaheim Ducks 5K presented by Arrowhead Water at Great Park in Irvine - benefiting the Anaheim Ducks Found...

    • 5K, 10K

    Alhambra, CA

    27.43 miles away

    I'm Attending

    10th Annual Alhambra Pumpkin Run

    / 2 RaceMobbers Scheduled

    We are celebrating our 10th Anniversary this year! Proceeds will benefit the Alhambra Educational Foundation! Join us on Sunday, October 29th for our 10th Annual Alhambra Pumpkin Run and Halloween Festival in Downtown Alhambra! Proceeds will bene...

    Hermosa Beach, CA

    45.1 miles away

    I'm Attending

    The 5th Annual POR Sandy Sauté

    Join us for the The 5th Annual POR Sandy Sauté. Once again our event will be held in Hermosa Beach. This year you can meet us at the beach, or run virtually wherever you live. The 2 mile beach run will take place on the north side of the Hermosa ...

    • 5K, 10K, 1/2M

    Santa Monica, CA

    49.18 miles away

    I'm Attending

    Sunrise Run LOS ANGELES

    Run at Sunrise in our designed course with pretty scenic views! After the run, get a special star pin and snacks from our coordinators! Overview:Run will sell-out QUICK! We will close off waves the moment they fill up. If waves are sold out, you ...

    • 5K, 10K, 1/2M

    Los Angeles, CA

    49.18 miles away

    I'm Attending

    Run LA "City of Angels" 5K/10K/13.1

    Get this awesome City Running Shirt that represents Los Angeles perfectly! Overview:Run will sell-out QUICK! We will close off waves the moment they fill up. If waves are sold out, you can sign-up for the virtual run option and wait list. This s...

    • 5K

    San Dimas, CA

    9.26 miles away

    I'm Attending

    LASAA Mug Run - LASD Turkey Trot 5K

    LASAA’s mission is to provide athletic events for our members, comprised of Los Angeles County Sheriff’s Department employees and law enforcement personnel, to promote health, fitness, and camaraderie.  The Mug Run series started in 1993. The pri...

    Fountain Valley, CA

    28.88 miles away

    I'm Attending

    5K Color Run - Los Angeles

    Wear our FREE white t-shirt at the start line. Cross the finish line plastered in different colors. Stay for our massive Finish Festival!   At 5K Color Run, participants run, jog, or walk along a 3 mile course that periodically explodes with our s...

    • 5K

    Corona, CA

    13.24 miles away

    I'm Attending

    Shark Attack 5K & 1 Mile Kids Fun Run

    The Santiago High School Cross Country team is glad to present the 3rd Annual Shark Attack 5k Run and Kids 1 Mile Fun Run.  Course Description Experience the picturesque landscapes of the Green River Golf Course at the Shark Attack 5k!  The exc...

    • 5K, 1/2M, 10K

    Tustin, CA

    24.78 miles away

    I'm Attending

    DINO DASH

    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, chip-timed 5k and 10k runs, and Bike Tours for all riding l...

    • 5K

    Palos Verdes Peninsula, CA

    46.31 miles away

    I'm Attending

    Champions for Children 2023 Trail Run/Walk

    Join us for a remarkable and meaningful event this year as we celebrate our 10th Champions for Children event at the beautiful scenic Ernie Howlett Park in Rolling Hills Estates. The event will begin with a 5K run at 8 AM, followed by the walk at ...

    • 5K, 10K

    Newport Beach, CA

    33.91 miles away

    I'm Attending

    2023 Cal Tri Newport Dunes - 11.5.23

    2023 Cal Tri Newport Dunes - 11.5.23. Started in 1978 as the Human Race Triathlon, Cal Tri Newport Dunes is the longest running triathlon in the world operating from the same location. Also started in 1978 was the Ironman World Championship Triath...

    • 5K

    Santa Monica, CA

    48.22 miles away

    I'm Attending

    Laurie Walters Memorial Lookin For A Cure Los Angeles

    2022 Results - https://www.athlinks.com/event/374060/results/Event/1035788/Results "We're "Lookin' For a Cure" steps from the Pacific Ocean this year! Join A Cure in Sight and UCLA, in Santa Monica on Saturday November 11th, 8AM-11AM, to walk or ...

    • 5K

    Corona, CA

    19.21 miles away

    I'm Attending

    Kids R' Giants 5K Fun Run and Health Fair

    Kids R’ Giants (KRG) is a therapeutic behavior support program in Corona, California. We utilize evidence-based, cognitive-behavioral model therapeutic programs to help troubled children and their caregivers learn how to effectively manage their e...

    Silverado, CA

    20.14 miles away

    I'm Attending

    Foam Glow - Irvine, CA - 11/11/2023

    Foam Glow 5K™ is a fun filled experience exposing runners to Glowing Foam and a ton of Blacklight’s all over the course. Glowing runners come from all different ages, shapes, sizes, and speeds. Whether you are a long term runner or a walk around t...

    Silverado, CA

    20.14 miles away

    I'm Attending

    Bubble Run - Irvine, CA - 11/11/23

    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, walk, dance and play across 3 miles of absolute fun!...

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    • 5K

    Van Nuys, CA

    48.83 miles away

    I'm Attending

    SRLA Anniversary 15K & 5K

    / 2 RaceMobbers Scheduled

    Join SRLA students and leaders the second event of the 2023 - 2024 SRLA Medal Series! We will be partying in Woodley Park to celebrate 35 years of SRLA. You have the option of running the 9.3 mile 15K alongside SRLA students or the 5K fun run. Eit...

    • 5K

    Irvine, CA

    31.43 miles away

    I'm Attending

    2023 TVT Community Day School Run for Hunger

      TVT Community Day School Run for Hunger Register before October 15 to receive a complimentary Run for Hunger t-shirt. Prices will increase after October 15.Everyone can participate!Join us for a 5K or 1K Fun RunThe annual Turkey Trot is transf...

    Silverado, CA

    20.14 miles away

    I'm Attending

    Terrain Race - Irvine, CA - 11/18/23

    Conquer YOUR terrain as you compete on a 5k or 10k course with over 20 obstacles!Event details and scheduleChoose your start time and run with your friends and hundreds of others on this obstacle course! Get more details on our website so you're r...

    • 1/2M, M

    Redlands, CA

    23.47 miles away

    I'm Attending

    REVEL Big Bear

    This incredibly fast and remarkably beautiful road race takes runners from the majestic mountains and pristine forests of Big Bear to the foothills of Redlands, California. Featuring a smooth downhill slope and spectacular scenery in the San Berna...

    • 5K, 10K

    Perris, CA

    29.33 miles away

    I'm Attending

    MVRRC 10th Annual Turkey Trot Run, 1 Mile, 5K and 10K event

    Event details and schedule Moreno Valley Road Runners Club will be celebrating our 10th annual Turkey Trot fun run at Lake Perris State Recreation Area Dam 17801 Lake Perris Drive Perris, Ca 92571. On November 18, 2023, at 7:00 am.   What: Don’t m...

    • 5K

    Los Angeles, CA

    35.29 miles away

    I'm Attending

    Ivanhoe Runs Silver Lake 5-"ish" K & Fun Run

    The Ivanhoe 5k Run is back with a new home and slightly more forgiving mile count... Join us for the 5-"ish" K around the reservoir or and Dragon Dash (100m) for kids 5 and under to be held at the Silver Lake Rec Center.  All races will be on Sa...

    • 5K

    Lake Forest, CA

    27.63 miles away

    I'm Attending

    7th Annual LFCC 5K Elf Yourself

    The Lake Forest Chamber of Commerce's 7th Annual holiday FUN RUN 5K takes place in the stunning Lake Forest Sports Park on Saturday, November 18, 2023. It is a fast, flat course contained within the park. Our theme is Elf Yourself to kick off the ...

    Los Angeles, CA

    31.59 miles away

    I'm Attending

    4 Mile Hill Challenge

    4 mile run/walk/hike & green earth celebration. Part of the Aztlan Wellness Series. Pet friendly event. This run event (8:00A) takes place at historic Debs Park. The start and finish takes place at the Audubon Nature Center. This is a wonderfu...

    • 5K, 10K

    Anaheim, CA

    22.03 miles away

    I'm Attending

    Anaheim Turkey Trot 5K/10K & Fun Run

    MASS START 8AM for 5k/10k/1 mile. Must cross the start mats by 8:10am.  Course time starts when you step on the start mats. Anaheim Turkey Trot 5K/10K & 1 mile FUN Run.  RUN up an APPETITE!!!  Shirts/bibs/awards/and GOBBLEs the TURKEY will...

    • 5K, 10K

    Rancho Mission Viejo, CA

    35.5 miles away

    I'm Attending

    Turkey Trot on The Ranch

    Join us for our 7th Annual Turkey Trot on The Ranch this Thanksgiving Day! This run will happen rain or shine! Gobble up the scenic beauty and pick your own pace! Join in on the 10K, 5K or the 1K Little Gobbler's Run. Come dressed in theme or in ...

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