5K
5K Races in California
423 upcoming 5k races in California
5K10KHalf Marathon10-Miler
Virtual Kiddie RunVirtual PAW'er Dog WalkCLASS Kiddie RunPAW'er Dog WalkKiddie RunCLASS 5K Run/Walk5K Run/Walk (Timed)Virtual 5K Run/WalkCLASS 10K Run/WalkVirtual 10K Run/Walk10K Run/Walk (Timed)20 Mile Fun Bike RideVirtual 20 Mile FUN Bike RideVirtual 50 Mile Half Century Bike Ride50 Mile Half Century Bike Ride
Desi Strong Run/Walk 4 Kids
5K Color Run
Taxiway 5kKid's Takeoff Dash (800m)
END OF THE TRAIL 5KEND OF THE TRAIL 10K RUNEND OF THE TRAIL HALF MARATHON
Virtual 5KVirtual 10 MilerVirtual 10KVirtual Half MarathonVirtual 15KIN-PERSON Great Race on April 11, 2026
5 mi10 mi15 mi
Munchkin Dash Kids Run5K Run/WalkVirtual Run on Your Own
5k5k Hidden
Mini Madness 1KVirtual Runner - 5K Domestic (Includes Tech T and Finishers Medal Shipped to Continental US Only.)Mardi Gras Madness 5KVirtual Runner - 10K Domestic (Includes Tech T and Finishers Medal Shipped to Continental US Only.)Mardi Gras Madness 10K
Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1)5K Registration10K Registration13.1 Half-Marathon Registration
Kids Run5K Run/walk5K Run/walk (for 18 and Under)
Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration5K/10K/13.1 Eco-Registration (No Shirt)10K Registration13.1 Half-Marathon Registration
5K Run / Walk CEMEX EMPLOYEES5K Run / WalkSchool Teams 5K Run/Walk
Honor Run 1K - KidsHonor Run 5K - Public SafetyHonor Run 5K - OpenHonor Run 10K - Public SafetyHonor Run 10K - Open
2 Mile Walk5K Run
5K Ruck5k Walk/Run10K Run OnlyCommunity Expo
5K HDR club members5k Youth Registration5K
Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1)5K Registration10K Registration13.1 Half-Marathon Registration
Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1)5K Registration10K Registration13.1 Half-Marathon Registration
Adult 5K Walk & Fun RunStudent/Child 5K Walk & Fun RunVirtual 5K Walk & Fun Run
5kHelp with Check-in (9-10:30am) Then RunHelp with Check-in (7-8:30am) Then Run
The Rattlesnake Ramble 5K VIRTUALThe Rattlesnake Ramble 5K LIVEThe Rattlesnake Ramble 10K VIRTUALThe Rattlesnake Ramble 10K LIVEThe Rattlesnake Ramble Half Marathon LIVEThe Rattlesnake Ramble Half Marathon VIRTUAL
Southern Sierra Sprint - 1k Fun RunSouthern Sierra Sprint - 5k Run/Walk
Kid's Dash - Ages 4-5 (Dash)Kid's Dash - Ages 8-9 (1/4 Mile)Kid's Dash - Ages 6-7 (1/4 Mile)5K
St. Patrick's Day 5k 2026
Color Me Green 5k Run/Walk
The Hasta La Vista 5KThe Judgment Day 10KThe Skynet Half MarathonThe Multiverse Judgment Dash (Virtual)
Youth 5K RunAdult 5K RunSponsorship - Gold StarSponsorship - Silver StarSponsorship - Emerald StarSponsorship - Ruby StarSponsorship - Bronze StarSponsorship - Platinum Star
SHAY Boba Run 5K
Student (19 & Under)Adult
5k10KHalf Marathon10 Miler
Kappa Delta's Shamrock 5K (CSUSB Affiliated)Kappa Delta's Shamrock 5K Walk/Run
Family 1 Mile Fun Run5K Registration5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration10K Registration13.1 Half-Marathon Registration
Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K/10K/13.1 Eco-Registration (No Shirt)5K Registration10K Registration13.1 Half-Marathon Registration
RUN FOR RIO 1k (must be 10 & under)RUN FOR RIO 5k - VIRTUALRUN FOR RIO 5k
Virtual RunnerVirtual Runner + TshirtRunner + ShirtRunner
2-mile Race5-mile Race10-mile Race
Hill Canyon Trail Trot 5K
5K Fun Walk5K Run10K RunHalf Marathon RunKiddie Race
Orange County - HFTC 5k
5K (Accompanying Adults for Children)5K5mi (13 - 17 yo)5 mile5mi (12 yo & under)Half Marathon30KMarathon50K
Volunteer Then Run 7:30am to 9:00am5k
Moreno College StudentsAdult RegistrationFirst Responders & Military RegistrationChild Registration 13 to 17 yrsChild Registration 12 & Under