Running races in or near Marlborough, MA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Marlborough, MA 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.
Ninja Warrior Training - Fridays at 3:00
Organization: Hill House
Date of Race: 12-05-2025
Description: Description(DROP-OFF Program): ...
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Ninja Warrior Training - Mondays at 1:30
Organization: Hill House
Date of Race: 12-01-2025
Description: Description(DROP-OFF Program): ...
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Ninja Warrior Training - Fridays at 3:00
Organization: Hill House
Date of Race: 12-05-2025
Description: Description(DROP-OFF Program): ...
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Ninja Warrior Training - Mondays at 1:30
Organization: Hill House
Date of Race: 12-01-2025
Description: Description(DROP-OFF Program): ...
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Ninja Warrior Training - Mondays at 1:30
Organization: Hill House
Date of Race: 12-01-2025
Description: Description(DROP-OFF Program): ...
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Ninja Warrior Training - Fridays at 3:00
Organization: Hill House
Date of Race: 12-05-2025
Description: Description(DROP-OFF Program): ...
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2025 Upton 10.5K and Half Marathon Trail Race
Organization: Tri-Valley Front Runners
Date of Race: 11-09-2025
Description: Date: Sunday November 9, 2025 ...
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Half Marathon Course - 70 yrs + 1/2 ...
Organization: Tri-Valley Front Runners
Date of Race: 11-09-2025
Description: Date: Sunday November 9, 2025 ...
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10.5K Course - 10.5K Runner
Organization: Tri-Valley Front Runners
Date of Race: 11-09-2025
Description: Date: Sunday November 9, 2025 ...
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10.5K Course - 70 yrs + 10.5K Runner
Organization: Tri-Valley Front Runners
Date of Race: 11-09-2025
Description: Date: Sunday November 9, 2025 ...
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Half Marathon Course - 1/2 Marathon Runner
Organization: Tri-Valley Front Runners
Date of Race: 11-09-2025
Description: Date: Sunday November 9, 2025 ...
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Elm Street School After School Program
Organization: Coach Mike's Mobile Sports
Date of Race: 11-12-2025
Description: Coach Mike will be running an after school sports program at ...
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Fisher School After School Program
Organization: Coach Mike's Mobile Sports
Date of Race: 11-06-2025
Description: Coach Mike will be running an after school sports program at ...
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St Catherine's Fall Session Two
Organization: Coach Mike's Mobile Sports
Date of Race: 10-21-2025
Description: Coach Mike will be running an after school sports program at ...
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Born To Play Baseball - Wednesdays at 1:30
Organization: Hill House
Date of Race: 12-03-2025
Description: Description(DROP-OFF Program): Introduce your child to America's favorite pastime through this ...
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Born To Play Baseball - Wednesdays at 1:30
Organization: Hill House
Date of Race: 12-03-2025
Description: Description(DROP-OFF Program): Introduce your child to America's favorite pastime through this ...
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Born To Play Baseball - Wednesdays at 1:30
Organization: Hill House
Date of Race: 12-03-2025
Description: Description(DROP-OFF Program): Introduce your child to America's favorite pastime through this ...
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Complete list of running events in and near Marlborough, MA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Marlborough
About Marlborough
Marlborough (MA) is a city in Middlesex County with an estimated population of 38,499.[4]
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Did you know?
In 2014, 57% of marathon finishers in the U.S. were men; women made up 43% of finishers.
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