Running races in or near Claremont, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Claremont, 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.
Cross Country Running (Spring)
Organization: San Marino Summer Academy
Date of Race: 06-29-2026
Description: $315 tuition + $25 registration
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Cross Country Running (Spring)
Organization: San Marino Summer Academy
Date of Race: 06-29-2026
Description: Cross Country Running (Fall only) Instructor: Jacques Sallberg Grades: 8-12 Spring ...
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Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 09-27-2026
Description: It's time for the Golden Strides 5k, 10k, 15k, ...
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Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 11-01-2026
Description: Welcome to the Luz y Vida 5k, 10k, 15k, ...
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Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 12-13-2026
Description: It's time for the Reindeer Run 5k, 10k, 15k, ...
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Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 09-27-2026
Description: It's time for the Golden Strides 5k, 10k, 15k, ...
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Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 12-13-2026
Description: It's time for the Reindeer Run 5k, 10k, 15k, ...
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Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 11-28-2026
Description: Come on out and join us for the Spring Equinox 5k, ...
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Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 07-19-2026
Description: It's time for our Rockin' Summer 5k, 10k, 15k, Half Marathon ...
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Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 11-01-2026
Description: Welcome to the Luz y Vida 5k, 10k, 15k, ...
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Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 11-28-2026
Description: Come on out and join us for the Spring Equinox 5k, ...
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Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 07-19-2026
Description: It's time for our Rockin' Summer 5k, 10k, 15k, Half Marathon ...
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Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 07-19-2026
Description: It's time for our Rockin' Summer 5k, 10k, 15k, Half Marathon ...
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Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 09-27-2026
Description: It's time for the Golden Strides 5k, 10k, 15k, ...
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Running-15K - Individual Age group/open
Organization: ABWR
Date of Race: 12-13-2026
Description: It's time for the Reindeer Run 5k, 10k, 15k, ...
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Running-5K - Individual Age group/open
Organization: ABWR
Date of Race: 11-28-2026
Description: Come on out and join us for the Spring Equinox 5k, ...
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Running-10K - Individual Age group/open
Organization: ABWR
Date of Race: 11-01-2026
Description: Welcome to the Luz y Vida 5k, 10k, 15k, ...
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Running-Half Marathon - Individual Age group/open
Organization: ABWR
Date of Race: 09-27-2026
Description: It's time for the Golden Strides 5k, 10k, 15k, ...
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Running-Half Marathon - Individual Age group/open
Organization: ABWR
Date of Race: 11-01-2026
Description: Welcome to the Luz y Vida 5k, 10k, 15k, ...
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Running/Walking-5k - Individual Age group/open
Organization: Runcarrera TEAM
Date of Race: 07-04-2026
Description: Event details and scheduleLa entrega de running kits será a las ...
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Running-Half Marathon - Individual Age group/open
Organization: ABWR
Date of Race: 12-13-2026
Description: It's time for the Reindeer Run 5k, 10k, 15k, ...
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Running-Half Marathon - Individual Age group/open
Organization: ABWR
Date of Race: 07-19-2026
Description: It's time for our Rockin' Summer 5k, 10k, 15k, Half Marathon ...
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Running-Half marathon - Individual Age group/open
Organization: ABWR
Date of Race: 11-28-2026
Description: Come on out and join us for the Spring Equinox 5k, ...
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3 Mile Fun Run, Walk & Jog - ...
Organization: Cerritos High School
Date of Race: 09-05-2026
Description: The alumni of Cerritos High School have attempted to organize an ...
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The Great Cow Run (Higashi Roman Memorial Run)
Organization: Cerritos High School
Date of Race: 09-05-2026
Description: The alumni of Cerritos High School have attempted to organize an ...
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Complete list of running events in and near Claremont, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Claremont
About Claremont
Claremont (CA) is a city in Los Angeles County with an estimated population of 34,926.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
