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Races in Fairfax, CA

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.

Saucony

Running-5K - Individual

Organization: DSE Runners

Date of Race: 05-04-2025

Description: Join us for either a fast, downhill 1 mile race or ...

Running-5K - Individual

Organization: DSE Runners

Date of Race: 06-08-2025

Description: Challenging course consisting of grass, trails, and bike paths. Ever wonder ...

Running-5K - Individual

Organization: DSE Runners

Date of Race: 04-27-2025

Description: Challenging but scenic 10K course along much of the same route ...

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 ...

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 ...

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 ...

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 ...

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 ...

Running-5K - Adult (age 13+)

Organization: Jack McGovern Coats' Disease Foundation

Date of Race: 06-21-2025

Description: Moving to Save a Child's Sight! ...

Running-5k - Individual Age group/open

Organization: North Coast Ballet California

Date of Race: 05-18-2025

Description: Please join us for a morning of family fun ...

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 ...

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 ...

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 ...

Running-5K - Youth (age 12 and under)

Organization: Jack McGovern Coats' Disease Foundation

Date of Race: 06-21-2025

Description: Moving to Save a Child's Sight! ...

Running-1 Mile - Individual Age group/open

Organization: North Coast Ballet California

Date of Race: 05-18-2025

Description: Please join us for a morning of family fun ...

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 ...

2025 Cure Coats' 5K

Organization: Jack McGovern Coats' Disease Foundation

Date of Race: 06-21-2025

Description: Moving to Save a Child's Sight! ...

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 ...

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 ...

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 ...

5K Dash for Dance & 1 Mile Boogie ...

Organization: North Coast Ballet California

Date of Race: 05-18-2025

Description: Please join us for a morning of family fun ...

General Entry - 5K - Individual

Organization: GF Test

Date of Race: 04-26-2026

Description: Event details and schedule

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 ...

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 ...

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 ...

Road Runner Sports

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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Historically, more marathons are run in the month of October than any other month (in the U.S.).

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