Running races in or near Rancho Cucamonga, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Rancho Cucamonga, 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: Okoye Foundation
Date of Race: 01-25-2025
Description: The Ontario Mills 5k, Run/ Walk, benefits athletic programs and children’s ...
View Race Details View on Map
Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 03-30-2025
Description: ABWR has teamed up with two local charities to help with ...
View Race Details View on Map
Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 03-30-2025
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: 03-30-2025
Description: ABWR has teamed up with two local charities to help with ...
View Race Details View on Map
Running-Half marathon - Individual Age group/open
Organization: ABWR
Date of Race: 03-30-2025
Description: ABWR has teamed up with two local charities to help with ...
View Race Details View on Map
Bubble Run - VIP Registration
Organization: Viral Run
Date of Race: 11-08-2025
Description: If you’ve done a traditional 5K, you know ...
View Race Details View on Map
Bubble Run - Value Registrations
Organization: Viral Run
Date of Race: 11-08-2025
Description: If you’ve done a traditional 5K, you know ...
View Race Details View on Map
Bubble Run - Standard Registration
Organization: Viral Run
Date of Race: 11-08-2025
Description: If you’ve done a traditional 5K, you know ...
View Race Details View on Map
Phoenix Rising 5k, 10k, 15k, Half Marathon
Organization: ABWR
Date of Race: 03-30-2025
Description: ABWR has teamed up with two local charities to help with ...
View Race Details View on Map
Bubble Run | Irvine | November 8th
Organization: Viral Run
Date of Race: 11-08-2025
Description: If you’ve done a traditional 5K, you know ...
View Race Details View on Map
Tough Mudder Los Angeles 2025
Organization: Tough Mudder US
Date of Race: 04-05-2025
Description: Tough Mudder is more than just an obstacle course. Built on ...
View Race Details View on Map
Bubble Run - Value Registrations
Organization: Viral Run
Date of Race: 07-19-2025
Description: If you’ve done a traditional 5K, you know they ...
View Race Details View on Map
Ontario 5k Run/Walk
Organization: Okoye Foundation
Date of Race: 01-25-2025
Description: The Ontario Mills 5k, Run/ Walk, benefits athletic programs and children’s ...
View Race Details View on Map
Bubble Run - VIP Registration
Organization: Viral Run
Date of Race: 07-19-2025
Description: If you’ve done a traditional 5K, you know they ...
View Race Details View on Map
Bubble Run | Pomona | July 19th
Organization: Viral Run
Date of Race: 07-19-2025
Description: If you’ve done a traditional 5K, you know they ...
View Race Details View on Map
Bubble Run - Standard Registration
Organization: Viral Run
Date of Race: 07-19-2025
Description: If you’ve done a traditional 5K, you know they ...
View Race Details View on Map
2025 Wicked Wine Run Irvine, CA
Organization: Wicked Wine Run
Date of Race: 04-19-2025
Description: Whether you’re a seasoned runner or just love to walk and ...
View Race Details View on Map
Saturday - April 5, 2025 - Infinity Participant: ...
Organization: Tough Mudder US
Date of Race: 04-05-2025
Description: Tough Mudder is more than just an obstacle course. Built on ...
View Race Details View on Map
Saturday - April 5, 2025 - TM 5K ...
Organization: Tough Mudder US
Date of Race: 04-05-2025
Description: Tough Mudder is more than just an obstacle course. Built on ...
View Race Details View on Map
BOTH 5K + 1K! - Individual
Organization: Wicked Wine Run
Date of Race: 04-19-2025
Description: Whether you’re a seasoned runner or just love to walk and ...
View Race Details View on Map
Saturday - April 5, 2025 - TM 15K ...
Organization: Tough Mudder US
Date of Race: 04-05-2025
Description: Tough Mudder is more than just an obstacle course. Built on ...
View Race Details View on Map
Saturday - April 5, 2025 - TM 15K ...
Organization: Tough Mudder US
Date of Race: 04-05-2025
Description: Tough Mudder is more than just an obstacle course. Built on ...
View Race Details View on Map
Saturday - April 5, 2025 - TM 5K ...
Organization: Tough Mudder US
Date of Race: 04-05-2025
Description: Tough Mudder is more than just an obstacle course. Built on ...
View Race Details View on Map
Saturday - April 5, 2025 - TM 5K ...
Organization: Tough Mudder US
Date of Race: 04-05-2025
Description: Tough Mudder is more than just an obstacle course. Built on ...
View Race Details View on Map
Complete list of running events in and near Rancho Cucamonga, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Rancho Cucamonga
About Rancho Cucamonga
Rancho Cucamonga (CA) is a city in San Bernardino County with an estimated population of 165,269.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
There were at least 768 marathons scheduled in the United States and Canada in 2016.
