Running races in or near San Marcos, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local San Marcos, 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.
2026 Wicked Wine Run Temecula
Organization: Wicked Wine Run
Date of Race: 11-21-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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Muddy Dash - VALUE REGISTRATION - R̶e̶g̶u̶l̶a̶r̶ ...
Organization: Viral Run
Date of Race: 05-02-2026
Description: Muddy Dash is not your average mud run! Get ready for ...
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Muddy Dash | San Diego 2026
Organization: Viral Run
Date of Race: 05-02-2026
Description: Muddy Dash is not your average mud run! Get ready for ...
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Muddy Dash - Exclusive VIP Registration - ...
Organization: Viral Run
Date of Race: 05-02-2026
Description: Muddy Dash is not your average mud run! Get ready for ...
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BOTH 5K + 1K! - Individual
Organization: Wicked Wine Run
Date of Race: 11-21-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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Bags and Brews
Organization: City of San Marcos Parks and Recreation
Date of Race: 05-02-2026
Description: DescriptionBags n' Brews merges the great game of Cornhole with fantastic ...
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5K WICKED WINE RUN - Individual
Organization: Wicked Wine Run
Date of Race: 11-21-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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Volunteer then Run! - Individual
Organization: Wicked Wine Run
Date of Race: 11-21-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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1K WINE WALK - Individual
Organization: Wicked Wine Run
Date of Race: 11-21-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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Volunteer then Run! - Individual
Organization: Wicked Wine Run
Date of Race: 04-11-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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BOTH 5K + 1K! - Individual
Organization: Wicked Wine Run
Date of Race: 04-11-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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1K WINE WALK - Individual
Organization: Wicked Wine Run
Date of Race: 04-11-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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2026 Giro di San Diego
Organization: Granfondo Cycling Tours Inc.
Date of Race: 06-06-2026
Description: Join the GIRO in this exciting day ...
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5K WICKED WINE RUN - Individual
Organization: Wicked Wine Run
Date of Race: 04-11-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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2026 Wicked Wine Run San Diego
Organization: Wicked Wine Run
Date of Race: 04-11-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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Discover ChatGPT! Fun and Useful AI on Your ...
Organization: City of Encinitas
Date of Race: 02-11-2026
Description: DescriptionUnlock the power of AI on your smartphone! In this class, ...
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Discover ChatGPT! Fun and Useful AI on Your ...
Organization: City of Encinitas
Date of Race: 02-11-2026
Description: DescriptionUnlock the power of AI on your smartphone! In this class, ...
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Discover ChatGPT! Fun and Useful AI on Your ...
Organization: City of Encinitas
Date of Race: 02-11-2026
Description: DescriptionUnlock the power of AI on your smartphone! In this class, ...
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Spring Camp
Organization: City of Vista Recreation
Date of Race: 03-30-2026
Description: DescriptionCome play with us! Spend the day with old friends or ...
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Spring Camp
Organization: City of Vista Recreation
Date of Race: 03-30-2026
Description: DescriptionCome play with us! Spend the day with old friends or ...
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Spring Camp
Organization: City of Vista Recreation
Date of Race: 03-30-2026
Description: DescriptionCome play with us! Spend the day with old friends or ...
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Mac Computer Fun
Organization: City of Encinitas
Date of Race: 02-10-2026
Description: DescriptionStudents receive step-by-step, interactive instruction that makes learning both easy ...
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Mac Computer Fun
Organization: City of Encinitas
Date of Race: 03-24-2026
Description: DescriptionStudents receive step-by-step, interactive instruction that makes learning both easy ...
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Mac Computer Fun
Organization: City of Encinitas
Date of Race: 02-10-2026
Description: DescriptionStudents receive step-by-step, interactive instruction that makes learning both easy ...
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Mac Computer Fun
Organization: City of Encinitas
Date of Race: 03-24-2026
Description: DescriptionStudents receive step-by-step, interactive instruction that makes learning both easy ...
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Complete list of running events in and near San Marcos, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about San Marcos
About San Marcos
San Marcos (CA) is a city in San Diego County with an estimated population of 83,781.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
