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-10K - Individual
Organization: DSE Runners
Date of Race: 12-28-2025
Description: Out and back course along JFK Drive in Golden Gate Park. ...
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Running-5K - Individual
Organization: DSE Runners
Date of Race: 12-21-2025
Description: Mostly flat, loop course in Golden Gate Park, with start/finish at ...
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Running-1 Mile - Individual Age group/open
Organization: Special Olympics Northern California
Date of Race: 03-21-2026
Description: Join Special Olympics Northern California for the coolest event ...
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5K - Individual Age group/open
Organization: Special Olympics Northern California
Date of Race: 03-21-2026
Description: Join Special Olympics Northern California for the coolest event ...
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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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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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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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Windmill 10K
Organization: DSE Runners
Date of Race: 12-28-2025
Description: Out and back course along JFK Drive in Golden Gate Park. ...
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2026 Bay Area 5K & Polar Plunge
Organization: Special Olympics Northern California
Date of Race: 03-21-2026
Description: Join Special Olympics Northern California for the coolest event ...
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Rainbow Falls Holiday 5K & Kids Run
Organization: DSE Runners
Date of Race: 12-21-2025
Description: Mostly flat, loop course in Golden Gate Park, with start/finish at ...
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2026 Bay to Breakers
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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Sausalito Jingle Bell 5K - Sausalito Jingle Bell ...
Organization: Dipsea Race Foundation / Sausalito on the Waterfront Foundation
Date of Race: 12-14-2025
Description: A unique race along the historic Sausalito Waterfront with breathtaking views ...
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Running-Turkey Trot Virtual 1k, 5k, 10k - Turkey ...
Organization: Runners2Life
Date of Race: 10-02-2026
Description: Turkey Trot Virtual Run 13.1M/10k/5k/1k ReRace. Remote Virtual Run, Challenges ...
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Sausalito Jingle Bell 5K - Dog Registration Add-On
Organization: Dipsea Race Foundation / Sausalito on the Waterfront Foundation
Date of Race: 12-14-2025
Description: A unique race along the historic Sausalito Waterfront with breathtaking views ...
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Ghost Run - Tots - 4 and under
Organization: TOWN OF COLMA
Date of Race: 02-21-2026
Description: DescriptionRegistered tots will receive a race completion certificate and goodie ...
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Sausalito Jingle Bell 5K - Sausalito Jingle Bell ...
Organization: Dipsea Race Foundation / Sausalito on the Waterfront Foundation
Date of Race: 12-14-2025
Description: A unique race along the historic Sausalito Waterfront with breathtaking views ...
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Sausalito Jingle Bell 5K - Sausalito Jingle Bell ...
Organization: Dipsea Race Foundation / Sausalito on the Waterfront Foundation
Date of Race: 12-14-2025
Description: A unique race along the historic Sausalito Waterfront with breathtaking views ...
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Sausalito Jingle Bell 5K - Sausalito Jingle Bell ...
Organization: Dipsea Race Foundation / Sausalito on the Waterfront Foundation
Date of Race: 12-14-2025
Description: A unique race along the historic Sausalito Waterfront with breathtaking views ...
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2025 Annual Sausalito Jingle Bell 5K
Organization: Dipsea Race Foundation / Sausalito on the Waterfront Foundation
Date of Race: 12-14-2025
Description: A unique race along the historic Sausalito Waterfront with breathtaking views ...
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Track & Field - Boys - AOA
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Boys track and field registration. All eligible student-athletes are welcome ...
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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?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
