Running races in or near Fairfield, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Fairfield, 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 - Runner
Organization: Dock Street Productions
Date of Race: 04-25-2026
Description: Registration @ 7:30 | Race starts @ 8:30 This FREE 5K ...
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5K - 5K - Individual
Organization: 10xEM LLC
Date of Race: 04-26-2026
Description: The annualrunning of theNapa Spring Half Marathon and ...
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Eat Well | Sleep Well | Move Well ...
Organization: Dock Street Productions
Date of Race: 04-25-2026
Description: Registration @ 7:30 | Race starts @ 8:30 This FREE 5K ...
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Half Marathon - Half - Individual
Organization: 10xEM LLC
Date of Race: 04-26-2026
Description: The annualrunning of theNapa Spring Half Marathon and ...
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Children in Strollers - Stroller
Organization: 10xEM LLC
Date of Race: 04-26-2026
Description: The annualrunning of theNapa Spring Half Marathon and ...
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2026 Napa Spring Half Marathon & 5K
Organization: 10xEM LLC
Date of Race: 04-26-2026
Description: The annualrunning of theNapa Spring Half Marathon and ...
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Walking-5K - Walker/Runner (or a little bit of ...
Organization: Dock Street Productions
Date of Race: 04-25-2026
Description: Registration @ 7:30 | Race starts @ 8:30 This FREE 5K ...
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1K WINE WALK - Individual
Organization: Wicked Wine Run
Date of Race: 10-10-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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2026 Wicked Wine Run Napa Valley Fall Date
Organization: Wicked Wine Run
Date of Race: 10-10-2026
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: 10-10-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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5K WICKED WINE RUN - Individual
Organization: Wicked Wine Run
Date of Race: 10-10-2026
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: 10-10-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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Donation to Scholarship Fund
Organization: Sienna Ranch
Date of Race: 09-01-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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Donation to Scholarship Fund
Organization: Sienna Ranch
Date of Race: 10-25-2026
Description: Whether you’re a seasoned runner or just love to walk and ...
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Sluggers
Organization: City of Antioch Recreation Department
Date of Race: 04-30-2026
Description: DescriptionTake your skills to new heights! This program is tailored ...
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Sluggers
Organization: City of Antioch Recreation Department
Date of Race: 03-26-2026
Description: DescriptionTake your skills to new heights! This program is tailored ...
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Sluggers
Organization: City of Antioch Recreation Department
Date of Race: 03-26-2026
Description: DescriptionTake your skills to new heights! This program is tailored ...
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Sluggers
Organization: City of Antioch Recreation Department
Date of Race: 04-30-2026
Description: DescriptionTake your skills to new heights! This program is tailored ...
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Sluggers
Organization: City of Antioch Recreation Department
Date of Race: 04-30-2026
Description: DescriptionTake your skills to new heights! This program is tailored ...
View Race Details View on Map
Sluggers
Organization: City of Antioch Recreation Department
Date of Race: 03-26-2026
Description: DescriptionTake your skills to new heights! This program is tailored ...
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Complete list of running events in and near Fairfield, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Fairfield
About Fairfield
Fairfield (CA) is a city in Solano County with an estimated population of 105,321.[4]
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Did you know?
There were at least 768 marathons scheduled in the United States and Canada in 2016.
