Running races in or near Los Altos, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Los Altos, 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 - Team/Group Registration
Organization: Fashion Your Mind Organization
Date of Race: 08-16-2025
Description: Everyone is invited to register now for FYMO's 7th ...
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Running-5K - Individual Age group/open
Organization: Fashion Your Mind Organization
Date of Race: 08-16-2025
Description: Everyone is invited to register now for FYMO's 7th ...
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Running-5K - Individual Age group/open
Organization: Fashion Your Mind Organization
Date of Race: 08-16-2025
Description: Everyone is invited to register now for FYMO's 7th ...
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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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Track & Field Camp- Skyhawks Sports
Organization: City of San Jose Parks, Recreation and Neighborhood Services Department
Date of Race: 07-14-2025
Description: DescriptionThe fundamentals of body ...
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Track & Field Camp - Skyhawks Sports
Organization: City of San Jose Parks, Recreation and Neighborhood Services Department
Date of Race: 06-16-2025
Description: DescriptionThe fundamentals of body ...
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Bubble Run - VIP Registration
Organization: Viral Run
Date of Race: 05-10-2025
Description: If you’ve done a traditional 5K, you know ...
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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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Bubble Run - Standard Registration
Organization: Viral Run
Date of Race: 05-10-2025
Description: If you’ve done a traditional 5K, you know ...
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Muddy Dash | Bay Area
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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Bubble Run | Pleasanton, CA
Organization: Viral Run
Date of Race: 05-10-2025
Description: If you’ve done a traditional 5K, you know ...
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Bubble Run - Value Registrations- Regular Price $54.95
Organization: Viral Run
Date of Race: 05-10-2025
Description: If you’ve done a traditional 5K, you know ...
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Running-5K - Late Registration Individual Age group/open
Organization: Fashion Your Mind Organization
Date of Race: 08-16-2025
Description: Everyone is invited to register now for FYMO's 7th ...
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Running-Kids Fun Race Age 0-10 - Kids Fun ...
Organization: Fashion Your Mind Organization
Date of Race: 08-16-2025
Description: Everyone is invited to register now for FYMO's 7th ...
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5K Glenwood Trail Walk/Run Registration
Organization: CITY OF SCOTTS VALLEY RECREATION DIVISION
Date of Race: 10-11-2025
Description: Description GLENWOOD 5K Trail Run/Walk
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FYMO's 7th 'Giving to Live' 5K Cancer Run/Walk
Organization: Fashion Your Mind Organization
Date of Race: 08-16-2025
Description: Everyone is invited to register now for FYMO's 7th ...
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32nd Annual May Day Fun Run & Walk
Organization: Town of Woodside
Date of Race: 05-03-2025
Description: Come join us for the 32nd Annual May Day Fun Run ...
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Lemonade Day
Organization: Belmont Parks and Recreation
Date of Race: 07-12-2025
Description: DescriptionLemonade Day is a fun, experiential program that teaches youth how ...
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Children 14 & under (day of event)
Organization: Town of Woodside
Date of Race: 05-03-2025
Description: DescriptionLemonade Day is a fun, experiential program that teaches youth how ...
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Adults (before May 1st)
Organization: Town of Woodside
Date of Race: 05-03-2025
Description: DescriptionLemonade Day is a fun, experiential program that teaches youth how ...
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Children 14 & under (before May 1st)
Organization: Town of Woodside
Date of Race: 05-03-2025
Description: DescriptionLemonade Day is a fun, experiential program that teaches youth how ...
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Other-Donation - Individual Age group/open
Organization: Fashion Your Mind Organization
Date of Race: 08-16-2025
Description: Everyone is invited to register now for FYMO's 7th ...
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Scotts Valley Volunteer Day- Siltanen Location
Organization: CITY OF SCOTTS VALLEY RECREATION DIVISION
Date of Race: 05-10-2025
Description: DescriptionScotts Valley Recreation is partnering with Pitch in Santa Cruz for ...
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5K Walk/Run Sponsorships
Organization: CITY OF SCOTTS VALLEY RECREATION DIVISION
Date of Race: 10-11-2025
Description: Description
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Route 2: Fremont Osgood, Milpitas Great Mall, Stratford ...
Organization: Stratford Schools
Date of Race: 08-20-2025
Description: Stratford Preparatory Blackford is dedicated to providing transportation services tailored to ...
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Complete list of running events in and near Los Altos, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Los Altos
About Los Altos
Los Altos (CA) is a city in Santa Clara County with an estimated population of 28,976.[4]
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Did you know?
In 2015, the 5K maintained the #1 position of all race distances with 7.6 million finishers (U.S.).
