Running races in or near Union City, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Union City, 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.
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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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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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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2026 Bay to Breakers powered by windsurf
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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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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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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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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Color Walk & Resource Fair
Organization: City of San Jose Parks, Recreation and Neighborhood Services Department
Date of Race: 06-27-2025
Description: DescriptionWe invite you to join us at Lake Cunningham Park for ...
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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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Cross Country 6th grade
Organization: Hillsborough Recreation
Date of Race: 09-16-2025
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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Route 3: Washington Park, De Anza Park, 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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Route 1: San Jose Elementary School, San Jose ...
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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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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Sports Registration Fee
Organization: Las Lomitas League
Date of Race: 09-22-2025
Description: Stratford Preparatory Blackford is dedicated to providing transportation services tailored to ...
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Sports Registration Fee
Organization: Las Lomitas League
Date of Race: 09-08-2025
Description: Stratford Preparatory Blackford is dedicated to providing transportation services tailored to ...
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Volleyball League 5th Grade Girls
Organization: Las Lomitas League
Date of Race: 09-15-2025
Description: Stratford Preparatory Blackford is dedicated to providing transportation services tailored to ...
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Volleyball League 8th Grade Girls
Organization: Las Lomitas League
Date of Race: 09-15-2025
Description: Stratford Preparatory Blackford is dedicated to providing transportation services tailored to ...
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Sports Registration Fee
Organization: Las Lomitas League
Date of Race: 09-08-2025
Description: Stratford Preparatory Blackford is dedicated to providing transportation services tailored to ...
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Sports Registration Fee
Organization: Las Lomitas League
Date of Race: 09-08-2025
Description: Stratford Preparatory Blackford is dedicated to providing transportation services tailored to ...
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Volleyball League 6th Grade Girls
Organization: Las Lomitas League
Date of Race: 09-15-2025
Description: Stratford Preparatory Blackford is dedicated to providing transportation services tailored to ...
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Complete list of running events in and near Union City, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Union City
About Union City
Union City (CA) is a city in Alameda County with an estimated population of 69,516.[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.
