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Races in Union City, CA

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.

Fleet Feet Sports

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 ...

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 ...

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 ...

Bubble Run - Standard Registration

Organization: Viral Run

Date of Race: 05-10-2025

Description: If you’ve done a traditional 5K, you know ...

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 ...

Bubble Run - VIP Registration

Organization: Viral Run

Date of Race: 05-10-2025

Description: If you’ve done a traditional 5K, you know ...

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 ...

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 ...

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 ...

12K Individual Runner - 12K Individual + 3K ...

Organization: Motiv Sports US

Date of Race: 05-18-2025

Description: This historic 12k fun run through the streets of San Francisco ...

12K Individual Runner - 12K Individual

Organization: Motiv Sports US

Date of Race: 05-18-2025

Description: This historic 12k fun run through the streets of San Francisco ...

Bubble Run | Pleasanton, CA

Organization: Viral Run

Date of Race: 05-10-2025

Description: If you’ve done a traditional 5K, you know ...

2025 Bay to Breakers powered by Windsurf

Organization: Motiv Sports US

Date of Race: 05-18-2025

Description: This historic 12k fun run through the streets of San Francisco ...

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 ...

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 ...

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 ...

Mammals in Motion

Organization: Livermore Area Rec & Park Dist

Date of Race: 06-14-2025

Description: DescriptionJoin Ranger Rudy as we learn all about the many mammals ...

Children 14 & under (day of event)

Organization: Town of Woodside

Date of Race: 05-03-2025

Description: DescriptionJoin Ranger Rudy as we learn all about the many mammals ...

Adults (before May 1st)

Organization: Town of Woodside

Date of Race: 05-03-2025

Description: DescriptionJoin Ranger Rudy as we learn all about the many mammals ...

Children 14 & under (before May 1st)

Organization: Town of Woodside

Date of Race: 05-03-2025

Description: DescriptionJoin Ranger Rudy as we learn all about the many mammals ...

Adults (day of event)

Organization: Town of Woodside

Date of Race: 05-03-2025

Description: DescriptionJoin Ranger Rudy as we learn all about the many mammals ...

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 ...

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 ...

Park After Dark: UV Night Hike

Organization: Livermore Area Rec & Park Dist

Date of Race: 05-17-2025

Description: DescriptionWho comes out at the park after dark?? Join Interpreter Christine ...

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 ...

Road Runner Sports

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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In 2015, the 5K maintained the #1 position of all race distances with 7.6 million finishers (U.S.).

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