Running races in or near Foster City, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Foster City, 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-4 Miles - Individual
Organization: DSE Runners
Date of Race: 09-14-2025
Description: Scenic, challenging loop course. Starts and finishes at the mini-park located ...
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Running-5K - 0-19
Organization: Fremont Christian School
Date of Race: 10-04-2025
Description: Fremont Christian School is turning our Warrior Family 5k into a ...
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Running-5K - 20 & older
Organization: Fremont Christian School
Date of Race: 10-04-2025
Description: Fremont Christian School is turning our Warrior Family 5k into a ...
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Running-Half marathon - Half Maraton
Organization: DSE Runners
Date of Race: 09-21-2025
Description: Join us for the best bargain half marathon (aka 21.1KM race) ...
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Running-4.5 Miles - 4.5 Mile Run
Organization: DSE Runners
Date of Race: 09-21-2025
Description: Join us for the best bargain half marathon (aka 21.1KM race) ...
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Running-15K - Individual Age group/open
Organization: Double Road Race Federation
Date of Race: 12-13-2025
Description:
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Running-5K - Individual Age group/open
Organization: DSE Runners
Date of Race: 09-28-2025
Description: 5K course on trails and some paved path, all closed to ...
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Running-10K - Individual Age group/open
Organization: Double Road Race Federation
Date of Race: 12-13-2025
Description:
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Running-5K - Individual Age group/open
Organization: Double Road Race Federation
Date of Race: 12-13-2025
Description:
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12K Centipede - CENTIPEDE → Join a Team
Organization: Motiv Sports US
Date of Race: 05-17-2026
Description: This historic 12k fun run through the streets of San Francisco ...
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12K Virtual Runner - 12K Virtual Runner
Organization: Motiv Sports US
Date of Race: 05-17-2026
Description: This historic 12k fun run through the streets of San Francisco ...
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5K - DetermiNation 5K Athlete
Organization: Motiv Sports US
Date of Race: 11-02-2025
Description: The Golden Gate Half is more than just a 13.1-mile run ...
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Virtual - Half Marathon
Organization: Motiv Sports US
Date of Race: 11-02-2025
Description: The Golden Gate Half is more than just a 13.1-mile run ...
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Half Marathon - Individual
Organization: Motiv Sports US
Date of Race: 11-02-2025
Description: The Golden Gate Half is more than just a 13.1-mile run ...
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5K - Individual
Organization: Motiv Sports US
Date of Race: 11-02-2025
Description: The Golden Gate Half is more than just a 13.1-mile run ...
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12K Centipede - CENTIPEDE → Create a Centipede
Organization: Motiv Sports US
Date of Race: 05-17-2026
Description: This historic 12k fun run through the streets of San Francisco ...
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12K Centipede - CENTIPEDE → Create a Centipede ...
Organization: Motiv Sports US
Date of Race: 05-17-2026
Description: This historic 12k fun run through the streets of San Francisco ...
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Virtual - 5K
Organization: Motiv Sports US
Date of Race: 11-02-2025
Description: The Golden Gate Half is more than just a 13.1-mile run ...
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Half Marathon - DetermiNation Half Marathon Athlete
Organization: Motiv Sports US
Date of Race: 11-02-2025
Description: The Golden Gate Half is more than just a 13.1-mile run ...
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Muddy Dash - Exclusive VIP Registration - R̶e̶g̶u̶l̶a̶r̶ ...
Organization: Viral Run
Date of Race: 11-22-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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Muddy Dash - VALUE REGISTRATION - R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ ...
Organization: Viral Run
Date of Race: 11-22-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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12K Individual Runner - Non-participating team captain
Organization: Motiv Sports US
Date of Race: 05-17-2026
Description: This historic 12k fun run through the streets of San Francisco ...
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12K Individual Runner - 12K Individual
Organization: Motiv Sports US
Date of Race: 05-17-2026
Description: This historic 12k fun run through the streets of San Francisco ...
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12K Individual Runner - 12K Individual + 3K ...
Organization: Motiv Sports US
Date of Race: 05-17-2026
Description: This historic 12k fun run through the streets of San Francisco ...
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12K Virtual Runner - 15K Breaker Bonus
Organization: Motiv Sports US
Date of Race: 05-17-2026
Description: This historic 12k fun run through the streets of San Francisco ...
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Complete list of running events in and near Foster City, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Foster City
About Foster City
Foster City (CA) is a city in San Mateo County with an estimated population of 30,567.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
