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.
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
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
Rose Parade Floatfest 2025
Organization: City of Walnut
Date of Race: 01-02-2025
Description: DescriptionThe Rose Parade Floatfest features a 2-mile showcase of those big, ...
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
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
Sunday - April 6, 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
Sunday - April 6, 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
1K TASTING WALK - 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
Sunday - April 6, 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
Volunteer then Run! - 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
Sunday - April 6, 2025 - Spectator & ...
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 - Spectator & ...
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
5K WICKED WINE RUN - 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
Sunday - April 6, 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
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?
Historically, more marathons are run in the month of October than any other month (in the U.S.).
