Running races in or near Brea, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Brea, 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-10K - Individual Age group/open
Organization: ABWR
Date of Race: 10-31-2026
Description: It's time for our Happy Halloween 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 11-14-2026
Description: It's time for our Trailsgiving 5k, 10k, 15k, Half Marathon fun ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 12-26-2026
Description: It's time for the Happy Holidays 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 12-20-2026
Description: It's time for the Reindeer Run 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 12-05-2026
Description: It's time for the Season's Greetings 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 11-27-2026
Description: It's time for the Turkey Trot (Friday) 5k, 10k, 15k, Half ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 01-01-2027
Description: It's time for the Happy New Year 5k, 10k, 15k, Half ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 01-02-2027
Description: It's time for the Run in the New Year 5k, 10k, ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 01-02-2027
Description: It's time for the Run in the New Year 5k, 10k, ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 01-23-2027
Description: It's time for the Fresh Wave 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 11-29-2026
Description: It's time for our 4th race series! Our Turkey ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 11-29-2026
Description: It's time for our 4th race series! Our Turkey ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 11-15-2026
Description: It's time for the Friendsgiving 5k, 10k, 15k, Half Marathon at ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 02-13-2027
Description: It's time for our annual Cupid Dash 5k, 10k, 15k, Half ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 02-28-2027
Description: It's time for our annual Ocean Breeze 5k, 10k, 15k, Half ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 09-07-2026
Description: It's time for our Labor Day 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 12-05-2026
Description: It's time for the Season's Greetings 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 11-27-2026
Description: It's time for the Turkey Trot (Friday) 5k, 10k, 15k, Half ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 10-31-2026
Description: It's time for our Happy Halloween 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 01-02-2027
Description: It's time for the Run in the New Year 5k, 10k, ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 03-14-2027
Description: It's time for our annual Long Beach Rockin' Shamrock 5k, 10k, ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 11-29-2026
Description: It's time for our 4th race series! Our Turkey ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 11-15-2026
Description: It's time for the Friendsgiving 5k, 10k, 15k, Half Marathon at ...
View Race Details View on Map
Running-5K - Individual Age group/open
Organization: Variety Boys & Girls Club
Date of Race: 10-17-2026
Description: The annual Boyle Heights 5K Run/Walk Munchkin ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 10-24-2026
Description: It's time for our Monster Dash 5k, 10k, 15k, Half Marathon ...
View Race Details View on Map
Complete list of running events in and near Brea, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Brea
About Brea
Brea (CA) is a city in Orange County with an estimated population of 39,282.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
Historically, more marathons are run in the month of October than any other month (in the U.S.).
