Running races in or near Oceanside, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Oceanside, CA area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
Muddy Dash - Standard Registration
Organization: Viral Run
Date of Race: 04-19-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
View Race Details View on Map
Muddy Dash - Value Registration- Regular Price $74.95
Organization: Viral Run
Date of Race: 04-19-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
View Race Details View on Map
Muddy Dash - VIP Registration 💎
Organization: Viral Run
Date of Race: 04-19-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
View Race Details View on Map
Muddy Dash | San Diego
Organization: Viral Run
Date of Race: 04-19-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
View Race Details View on Map
Mayor's Prayer Breakfast
Organization: City of Encinitas
Date of Race: 05-01-2025
Description: Encinitas Mayor Bruce Ehlers invites you to attend the ...
View Race Details View on Map
2025 Solana Beach Triathlon & Duathlon and San ...
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Bags and Brews
Organization: City of San Marcos Parks and Recreation
Date of Race: 05-10-2025
Description: DescriptionBags n' Brews merges the great game of Cornhole with fantastic ...
View Race Details View on Map
Triathlon - Individual Age group/open
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Triathlon-Elite Only - Individual Age group/open
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Duathlon-Duo Racer (Challenged Only) - Group-registration team Age ...
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Duathlon-1 mile Run - 10 mile Bike - ...
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Triathlon-Relay - Join a team previously created by ...
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
San Diego Tri Series 5K - Individual Age ...
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Aquabike (Swim / Bike) - Individual Age group/open
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Triathlon-Relay - Non-participating team captain
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Aqua-thlon (Swim / Run) - Individual Age group/open
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Triathlon-Relay - Group-registration team Age group/open
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
Triathlon-Sprint - Duo Racer (Challenged Only) - Group-registration ...
Organization: KOZ Events
Date of Race: 07-27-2025
Description: This will be a USAT Sanctioned Triathlon, Duathlon, Aqua-thlon, Aquabike! New ...
View Race Details View on Map
2025 Giro di San Diego
Organization: Granfondo Cycling Tours Inc.
Date of Race: 06-07-2025
Description: Join the GIRO in this exciting day filled with ...
View Race Details View on Map
Kidokinetics: Run the Bases Summer Camp
Organization: City of Encinitas
Date of Race: 07-07-2025
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
View Race Details View on Map
Kidokinetics: Run the Bases Summer Camp
Organization: City of Encinitas
Date of Race: 07-07-2025
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
View Race Details View on Map
XFLAGFOOTBALL Youth COED Flag Football
Organization: City of Oceanside
Date of Race: 06-14-2025
Description: DescriptionLearn all the fundamentals of the wonderful game of Flag ...
View Race Details View on Map
XFLAGFOOTBALL Youth COED Flag Football
Organization: City of Oceanside
Date of Race: 06-14-2025
Description: DescriptionLearn all the fundamentals of the wonderful game of Flag ...
View Race Details View on Map
XFLAGFOOTBALL Youth COED Flag Football
Organization: City of Oceanside
Date of Race: 06-14-2025
Description: DescriptionLearn all the fundamentals of the wonderful game of Flag ...
View Race Details View on Map
Pley Sports: Flag Football Camp Half Day, Week ...
Organization: City of Oceanside
Date of Race: 07-14-2025
Description: DescriptionExperience the thrill of Flag Football at our PLEY Sports camp! ...
View Race Details View on Map
Complete list of running events in and near Oceanside, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Oceanside
About Oceanside
Oceanside (CA) is a city in San Diego County with an estimated population of 167,086.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
In 2015, the 5K maintained the #1 position of all race distances with 7.6 million finishers (U.S.).
