Running races in or near Costa Mesa, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Costa Mesa, 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.
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 08-03-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 07-04-2025
Description: It's time for the Independence Day 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 09-06-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 09-06-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 04-20-2025
Description: It's time for our Happy Easter 5k, 10k, 15k, ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 04-20-2025
Description: It's time for our Happy Easter 5k, 10k, 15k, ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 10-18-2025
Description: It's time for our Spooktacular 5k, 10k, 15k, Half Marathon fun ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 08-02-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 08-02-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 08-02-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 09-01-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 09-01-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 08-17-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 06-08-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 04-20-2025
Description: It's time for our Happy Easter 5k, 10k, 15k, ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 09-27-2025
Description: ABWR has teamed up with two local charities to help with ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 09-27-2025
Description: ABWR has teamed up with two local charities to help with ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: University High School PTSA
Date of Race: 02-07-2026
Description: 2026 Trojan Trot 5K Fun Run! Early Bird! ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 10-25-2025
Description: It's time for our Monster Dash 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 10-25-2025
Description: It's time for our Monster Dash 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 10-18-2025
Description: It's time for our Spooktacular 5k, 10k, 15k, Half Marathon fun ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 08-17-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 08-03-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 06-08-2025
Description: ABWR has teamed up with two local charities to help ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: Forever Young and Fit LLC
Date of Race: 04-12-2025
Description: 🔥 2nd Annual 5K Beach Run Challenge – Are You Ready?🔥 ...
View Race Details View on Map
Complete list of running events in and near Costa Mesa, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Costa Mesa
About Costa Mesa
Costa Mesa (CA) is a city in Orange County with an estimated population of 109,960.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
