October Classic Races in California
Morgan Hill, CA
Rancho Hills Trail Run
Oct 5, 2024
Cool, CA
Heart of Cool
Oct 20, 2024
Newport Beach, CA
Shadow Strike Unsanctioned Run #3 - Back2Skool
Oct 11, 2024
Run4Sharks and Ocean Health Fair 5K
Oct 12, 2024
Redding, CA
Nor Cal Think Pink 5K
Oct 5, 2024
Lions Turtle Bay Run
Oct 6, 2024
Red Hawk 5K
Oct 19, 2024
Big Sur, CA
Big Sur River Run
Oct 26, 2024
Sacramento, CA
Urban Cow Half Marathon
Oct 6, 2024
Oct 5, 2024
Dirty Kid Obstacle Race
Oct 12, 2024
My Sister's House Run for a Safe Haven 5K
Oct 26, 2024
Big Bear Lake, CA
Kodiak Ultra Marathons
Oct 10, 2025
Oct 11, 2025
Chino Hills, CA
St Paul the Apostle Harvest Run
Oct 26, 2024
Fremont, CA
Warrior Family 5K
Oct 5, 2024
Arunay Foundation Beach Safety and Drowning Prevention 5K/10K/Walkathon
Oct 27, 2024
Tiburon, CA
Run 4 Reed Schools
Oct 9, 2024
Temecula, CA
Wicked Wine Run Temecula
Oct 19, 2024
Agoura Hills, CA
Reyes Adobe Days RAD 5K
Oct 5, 2024
No Name 5030 Trail Races
Oct 19, 2024
Fountain Valley, CA
Halloween Havoc Half Marathon
Oct 27, 2024
Fresno, CA
Frida Fun Run
Oct 5, 2024
Pinnacle Pup Run
Oct 5, 2024
Fresno Donut Run
Oct 20, 2024
Monster Mash Dash Halloween Run
Oct 26, 2024
Moorpark, CA
Moorpark Mammoth Run
Oct 6, 2024
Huntington Beach, CA
Central Park Invitational - Open Race
Oct 5, 2024
Fit Fall Halloween Harvest 10K/5K
Oct 20, 2024
Capitola, CA
Mermaid Triathlon & Duathlon Capitola
Oct 4, 2025
Riverbank, CA
Run for the Cheese
Oct 12, 2024
Riverside, CA
Mission Inn Run
Oct 20, 2024
Ryan Bonaminio parkrun
Nov 9, 2024
Nov 16, 2024
Nov 23, 2024
Nov 30, 2024
48 more
Granite Bay, CA
Granite Head Trails & Ales
Oct 12, 2024
San Jose, CA
Mt. Umunhum Trail Conquest
Oct 12, 2024
Omar's Dream Run
Oct 20, 2024
Quicksilver Trail Challenge
Oct 26, 2024
Rock 'n' Roll San Jose
Oct 5, 2025
Oct 4, 2025
Bakersfield, CA
Lace'n It Up 5K
Oct 5, 2024
Judgment Day Half Marathon
Oct 6, 2024
Running with the Angels
Oct 12, 2024
Lake Evans Triathlon
Oct 13, 2024
Liberty Cross Country Carnival
Oct 19, 2024
Dia de los Muertos 5K
Oct 26, 2024
Bakersfield Monster Mash Dash
Oct 27, 2024
CASA of Kern County Superhero Run
Oct 25, 2025
Malibu, CA
Point Mugu Trail Run
Oct 26, 2024
Rosenthal Wine Run 5K
Oct 26, 2024
Malibu Moves: Half Marathon and Kids Run
Oct 27, 2024
Pleasanton, CA
Halloween Spirit Run
Oct 13, 2024
South Lake Tahoe, CA
Lake Tahoe Marathon Weekend
Oct 19, 2025
Oct 17, 2025
Oct 18, 2025
Chico, CA
Fleet Feet Fall Classic
Oct 20, 2024
Mill Valley, CA
Headlands Half
Oct 5, 2024
Santa Monica, CA
Gobble Ghoul and Holly Run 5K, 10K, and Half Marathon
Oct 13, 2024
Hallo-Thanks-Mas Half Marathon
Oct 19, 2024
310K
Oct 20, 2024
Halloween Hustle 5K, 10K, and Half Marathon
Oct 20, 2024
Boo Bash 5K, 10K, and Half Marathon
Oct 26, 2024
BT5K - Los Angeles
Oct 26, 2024
Monster Dash Half Marathon
Oct 27, 2024
Santa Clara, CA
Mission College Monster Dash and Bash
Oct 12, 2024
Pacifica, CA
Rockaway Beach 5K/12K
Oct 13, 2024
Walnut Creek, CA
Diablo Summit Stomp
Oct 19, 2024
Fontana, CA
Sequoia Halloween 5K
Oct 26, 2024
Whittier, CA
Whittier Spooktacular 5K
Oct 26, 2024
Folsom, CA
Break Free Run
Oct 19, 2024
Santa Clarita, CA
Jeepers Creepers Run
Oct 13, 2024
Finish the Run
Oct 27, 2024
Weott, CA
Humboldt Redwoods Marathon
Oct 13, 2024
Los Angeles, CA
Miles for Melanoma
Oct 6, 2024
Cure Sarcoma 5K Griffith Park
Oct 12, 2024
Race Day 5K
Oct 13, 2024
Boyle Heights 5K
Oct 19, 2024
Cal Tri LA
Oct 20, 2024
SRLA Strength 10K/5K
Oct 20, 2024
Howl-o-ween Doggie Dash 5K
Oct 26, 2024
Hidden World 5K/10K
Oct 27, 2024
L.A. Cancer Challenge
Oct 27, 2024
Fair Oaks, CA
Day of The Dead 5K & 10K
Oct 27, 2024
Brentwood, CA
Kickin Cancer
Oct 20, 2024
Pomona, CA
Pomona 5K/10K
Oct 19, 2024
Roseville, CA
Vampire Run - Unite for Bleeding Disorders
Oct 13, 2024
Napa, CA
Napa Half Marathon
Oct 6, 2024
San Francisco, CA
SF Bay Area HDSA Team Hope 5K Walk & Fun Run
Oct 5, 2024
McLaren Park Shelley Drive 5K
Oct 6, 2024
Run Against Breast Cancer 5K/10K/13.1 SAN FRANCISCO
Oct 12, 2024
Ruth Anderson Memorial Endurance Run
Oct 12, 2024
City Beer Runs - Standard Deviant Brewing
Oct 13, 2024
Fog City Run
Jan 15, 2025
Jan 22, 2025
Jan 29, 2025
Feb 5, 2025
47 more
Golden Gate Bridge Run, Walk, Ride to End Polio
Oct 19, 2024
Head for the Cure 5K
Oct 19, 2024
Pinkathon Challenge for Breast Cancer
Oct 19, 2024
Presidio Wall 5K
Oct 20, 2024
Golden Gate Relay
Oct 25, 2024
Miles for Migraine
Oct 26, 2024
Halloween Great Highway 5K
Oct 27, 2024
BIG STEPS for Little Friends 5K
Oct 31, 2024
Stockton, CA
Tiger Dash 5K/Kids Cub Fun Run
Oct 12, 2024
Lafayette, CA
Lafayette Res Run for Education
Oct 20, 2024
Livermore, CA
Pace for Peace 5K/10K
Oct 5, 2024
Sanger, CA
Wicked Wine Run Fresno
Oct 4, 2025
San Ramon, CA
Run for Education
Oct 12, 2025
Pollock Pines, CA
Trail Run at Sly Park
Oct 26, 2024
Palm Springs, CA
Tram Road Challenge
Oct 19, 2024
Auburn, CA
The Auburn Half Marathon
Oct 5, 2024
Brea, CA
Rock It in Chino Hills
Oct 12, 2024
Calistoga, CA
Napa Wine Country Marathon
Oct 26, 2024
Coronado, CA
Pink and Purple Run
Oct 11, 2024
San Diego, CA
Breast Cancer Awareness 5K
Oct 11, 2024
Carmel Valley Trail Run
Oct 12, 2024
Mission Bay Triathlon
Oct 13, 2024
Lake Hodges Trail Festival
Oct 19, 2024
Howl-O-Sprint 5K Run
Oct 20, 2024
Miles for Melanoma
Oct 20, 2024
San Diego Hip Hop 5K
Oct 20, 2024
Head for the Cure 5K
Oct 26, 2024
Tierrasanta 5K
Oct 26, 2024
Crown Point Half and Marathon Relay
Oct 27, 2024
Pacific Beach Half Marathon
Oct 4, 2025
Fullerton, CA
OC United Pumpkin Run
Oct 26, 2024
Long Beach, CA
Mary Jane 5K/10K
May 26, 2024 - Series kick-off Race #1
Aug 25, 2024 - Race #2
Oct 20, 2024 - Series Championship Race #3
Night of the Living Runners Half Marathon
Oct 12, 2024
Awesome 80's Run
Oct 19, 2024
Spooky Dash Half Marathon
Oct 19, 2024
Ghostly Gallup - National Ghost Hunting Day Run
Oct 20, 2024
Team Spirit Long Beach Cancer 5K
Oct 26, 2024
Trick or Trot 5K, 10K, and Half Marathon
Oct 27, 2024
Aquarium of the Pacific 5K
Oct 4, 2025
Long Beach Marathon
Oct 5, 2025
Oct 4, 2025
Merced, CA
Monster Dash
Oct 26, 2024
Elk Grove, CA
Dia de los Miles
Oct 26, 2025
Lompoc, CA
Park 2 Park
Oct 26, 2024
Rocklin, CA
Mile Madness Endurance Run
Oct 10, 2025
Cypress, CA
Cypress Run
Oct 5, 2024
Santa Maria, CA
Waller Park Goose Chase
Oct 19, 2024
Vallejo, CA
Vallejo Glo Run
Oct 5, 2024
Turlock, CA
Turlock Heritage Family Fun Run
Oct 5, 2024
Oakland, CA
East Bay Front Runners Pride Run
Oct 12, 2024
For the Love of the Bay 5K/10K
Oct 26, 2024
Oakland Hills Trail Run
Oct 26, 2024
Halloween Costume Run/Walk
Oct 27, 2024
LMJS Fourth Sunday Race
Aug 24, 2025
Jul 27, 2025
Sep 28, 2025
Oct 27, 2024
6 more
Springville, CA
Springville Apple Run
Oct 19, 2024
Modesto, CA
Peace Officer Memorial Run
Oct 5, 2025
Camarillo, CA
Run Malibu
Oct 13, 2024
Simi Valley, CA
Fredrick Michael Gibson Half Marathon
Oct 13, 2024
American Canyon, CA
Wicked Wine Run Napa, CA
Oct 11, 2025
Laguna Niguel, CA
Healthy Kids Running Series - South Orange County
Oct 20, 2024
Oct 27, 2024
Nov 3, 2024
Nov 10, 2024
1 more
Yuba City, CA
Pink October Walk - Run
Oct 5, 2024
Run and Fun Park Party - 5K and 10K
Oct 19, 2024
Spooktacular River Run
Oct 26, 2024
Susanville, CA
Bizz Johnson
Oct 12, 2025
Oct 11, 2025
San Leandro, CA
Look Good Feel Good Race
Oct 5, 2024
Aromas, CA
Rock and Run
Oct 13, 2024
Manhattan Beach, CA
Manhattan Beach 10K
Oct 5, 2024
Allensworth, CA
Colonel Allensworth 5K
Oct 12, 2024
Reedley, CA
Fiesta Run/Walk
Oct 12, 2024
Campbell, CA
Oktoberfest Fun Run
Oct 19, 2024
Saint Helena, CA
St. Helena Harvest Run
Oct 19, 2024
Half Moon Bay, CA
Half Moon Bay Pumpkin Run
Oct 20, 2024
Pumpkin Run
Oct 20, 2024
Hemet, CA
Boundiful Endurance Runs
Oct 5, 2024
Montebello, CA
Montebello Heritage 5K/10K
Oct 13, 2024
Cloverdale, CA
Cloverdale Vineyard Races
Oct 20, 2024
La Canada, CA
Space Race Run
Oct 19, 2024
Winters, CA
Winters Spooktacular Fun Run
Oct 27, 2024
Los Olivos, CA
Back on the Ranch
Oct 5, 2024
NatureTrack 5K
Oct 12, 2024
Hercules, CA
Bay Front Run 5K
Oct 6, 2024
Coloma, CA
California Gold Rush Trail Run
Oct 19, 2024
Exeter, CA
Scarecrow 2.0 2 Mile Race
Oct 13, 2024
Eureka, CA
Bark in the Park
Oct 19, 2024
Beverly Hills, CA
Beverly Hills Run of the STARS 5K
Oct 6, 2024
Alhambra, CA
Alhambra Pumpkin Run
Oct 27, 2024
Oak Park, CA
Monster Dash
Oct 27, 2024
Lucerne Valley, CA
Run In The Rocks
Oct 19, 2024
Mendocino, CA
Big River Adventure
Oct 19, 2024
Nevada City, CA
Yuba Gold Trail Runs
Oct 5, 2024
Agua Dulce, CA
Spacerock Trail Race
Oct 19, 2024
Warner Springs, CA
Ragnar Trail So Cal
Oct 25, 2024
Belmont, CA
Belmont Water Dog Run
Oct 12, 2024
Valencia, CA
Monster Dash 5K, 10K, 15, Half Marathon
Oct 26, 2024
Los Osos, CA
Spooner's Cove
Oct 6, 2024
Van Nuys, CA
Thirty Flirty and Thriving 5K
Oct 19, 2024
Lomita, CA
Monster Dash
Oct 26, 2024
Morada, CA
Fire K Run
Oct 5, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Fog City Run
-
Oct 1, 2025Wednesday
-
5K run
More Information
-
San Francisco, CA
San Francisco County, CA
2. Aquarium of the Pacific 5K
-
Oct 4, 2025Saturday
-
5K run
More Information
-
Long Beach, CA
Los Angeles County, CA
3. Byxbee parkrun
-
Oct 4, 2025Saturday
-
5K run
More Information
-
Palo Alto, CA
Santa Clara County, CA
4. Long Beach Marathon
-
Oct 4, 2025Saturday
-
5K run
More Information
-
Boston Marathon Qualifier
-
Long Beach, CA
Los Angeles County, CA
5. Mermaid Triathlon & Duathlon Capitola
-
Oct 4, 2025Saturday
-
olympic, sprint triathlon | sprint duathlon | aquathon | 5K run
More Information
-
Capitola, CA
Santa Cruz County, CA
6. Pacific Beach Half Marathon
-
Oct 4, 2025Saturday
-
13.1M, 5K run
More Information
-
San Diego, CA
San Diego County, CA
7. Rock 'n' Roll San Jose
-
Oct 4, 2025Saturday
-
5K run | kids run
More Information
-
San Jose, CA
Santa Clara County, CA
8. Ryan Bonaminio parkrun
-
Oct 4, 2025Saturday
-
5K run
More Information
-
Riverside, CA
Riverside County, CA
9. Wicked Wine Run Fresno
-
Oct 4, 2025Saturday
-
5K run
More Information
-
Sanger, CA
Fresno County, CA
10. Alameda Pride Fun Run
-
Past DateOct 5, 2024Saturday
-
5K run
More Information
-
Alameda, CA
Alameda County, CA
11. Back on the Ranch
-
Past DateOct 5, 2024Saturday
-
24H, 12H, 6H run
More Information
-
Los Olivos, CA
Santa Barbara County, CA
12. Boundiful Endurance Runs
-
Past DateOct 5, 2024Saturday
-
24H, 12H, 6H, 3H run | 24H, 12H, 6H relay | kids run
More Information
-
Hemet, CA
Riverside County, CA
13. Central Park Invitational - Open Race
-
Past DateOct 5, 2024Saturday
-
5K run
More Information
-
Huntington Beach, CA
Orange County, CA
14. Cypress Run
-
Past DateOct 5, 2024Saturday
-
5K run
More Information
-
Cypress, CA
Orange County, CA
15. Fire K Run
-
Past DateOct 5, 2024Saturday
-
5K run | kids run
More Information
-
Morada, CA
San Joaquin County, CA
16. Frida Fun Run
-
Past DateOct 5, 2024Saturday
-
5K, 1K run
More Information
-
Fresno, CA
Fresno County, CA
17. Headlands Half
-
Past DateOct 5, 2024Saturday
-
13.1M trail run
More Information
-
Mill Valley, CA
Marin County, CA
18. Lace'n It Up 5K
-
Past DateOct 5, 2024Saturday
-
5K run
More Information
-
Bakersfield, CA
Kern County, CA
19. Long Beach Marathon
-
Oct 5, 2025Sunday
-
26.2M, 13.1M run
More Information
-
Boston Marathon Qualifier
-
Long Beach, CA
Los Angeles County, CA
20. Look Good Feel Good Race
-
Past DateOct 5, 2024Saturday
-
26.2M, 13.1M, 10K, 5K run | kids run
Virtual OptionMore Information
-
San Leandro, CA
Alameda County, CA
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.