Running races in or near Fairfax, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Fairfax, 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
Organization: DSE Runners
Date of Race: 06-29-2025
Description: Course is a 1.55-mile cross country loop traversing grass, trails, and ...
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Running-8K - Individual
Organization: DSE Runners
Date of Race: 05-25-2025
Description: Out and back course with start/finish near the Polo Fields in ...
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Running-5K - Individual
Organization: DSE Runners
Date of Race: 06-15-2025
Description: Come celebrate Father's Day with DSE Runners! Flat, fast loop course ...
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Running-5K - Individual
Organization: DSE Runners
Date of Race: 04-20-2025
Description: Out and back course through Mountain Lake Park and the Presidio, ...
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Running-5K - Individual
Organization: DSE Runners
Date of Race: 05-04-2025
Description: Join us for either a fast, downhill 1 mile race or ...
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Running-5K - Individual
Organization: DSE Runners
Date of Race: 06-08-2025
Description: Challenging course consisting of grass, trails, and bike paths. Ever wonder ...
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Running-5K - Individual
Organization: DSE Runners
Date of Race: 04-06-2025
Description: Challenging, scenic course, combination of paved roads and trails. An opportunity ...
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Running-10K - Individual
Organization: DSE Runners
Date of Race: 04-27-2025
Description: Challenging but scenic 10K course along much of the same route ...
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Running-4 Miles - Individual
Organization: DSE Runners
Date of Race: 06-22-2025
Description: Challenging loop course around Twin Peaks. Start/finish near the reservoir at ...
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Running-1 Mile - Individual
Organization: DSE Runners
Date of Race: 05-04-2025
Description: Join us for either a fast, downhill 1 mile race or ...
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Running-10K - Individual Age group/open
Organization: Double Road Race Federation
Date of Race: 08-03-2025
Description: Golden Gate 10K, 5K, 3K, Double 8K Run/Walk offers ...
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Running-5K - Individual Age group/open
Organization: Double Road Race Federation
Date of Race: 08-03-2025
Description: Golden Gate 10K, 5K, 3K, Double 8K Run/Walk offers ...
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Running-8K - Individual Age group/open
Organization: Double Road Race Federation
Date of Race: 08-03-2025
Description: Golden Gate 10K, 5K, 3K, Double 8K Run/Walk offers ...
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Running-10K - Individual Age group/open
Organization: DSE Runners
Date of Race: 04-13-2025
Description: Race starts and finishes at Taraval Street near the Great Highway. ...
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General Entry - 5K - Individual
Organization: GF Test
Date of Race: 04-26-2026
Description: Event details and schedule
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HALF MARATHON • Sunday, July 20th - Team ...
Organization: Motiv Sports US
Date of Race: 07-19-2025
Description: NAMED ONE OF THE TOP 7 MOST SCENIC HALF MARATHONS IN ...
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ROSÉ 5K • Saturday, July 19th - Team ...
Organization: Motiv Sports US
Date of Race: 07-19-2025
Description: NAMED ONE OF THE TOP 7 MOST SCENIC HALF MARATHONS IN ...
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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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12K Centipede Team - CENTIPEDE → Create a ...
Organization: Motiv Sports US
Date of Race: 05-18-2025
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: 05-18-2025
Description: This historic 12k fun run through the streets of San Francisco ...
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12K Centipede Team - CENTIPEDE → Create a ...
Organization: Motiv Sports US
Date of Race: 05-18-2025
Description: This historic 12k fun run through the streets of San Francisco ...
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12K Centipede Team - CENTIPEDE → Join a ...
Organization: Motiv Sports US
Date of Race: 05-18-2025
Description: This historic 12k fun run through the streets of San Francisco ...
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HALF MARATHON • Sunday, July 20th - Individual
Organization: Motiv Sports US
Date of Race: 07-19-2025
Description: NAMED ONE OF THE TOP 7 MOST SCENIC HALF MARATHONS IN ...
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PAIRING • ROSÉ 5K + HALF MARATHON - ...
Organization: Motiv Sports US
Date of Race: 07-19-2025
Description: NAMED ONE OF THE TOP 7 MOST SCENIC HALF MARATHONS IN ...
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Complete list of running events in and near Fairfax, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Fairfax
About Fairfax
Fairfax (CA) is a town in Marin County with an estimated population of 7,441.[4]
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Did you know?
In 2014, there were more than 1,100 marathons and more than 541,000 finishers in the U.S.
