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 - Mondays at 1:30
Organization: Hill House
Date of Race: 12-02-2024
Description: Description(DROP-OFF Program): ...
View Race Details View on Map
Ninja Warrior Training - Mondays at 1:30
Organization: Hill House
Date of Race: 12-02-2024
Description: Description(DROP-OFF Program): ...
View Race Details View on Map
Running-5K - Runner
Organization: Tri-Valley Front Runners
Date of Race: 01-01-2025
Description: The 12th annual1st Day 5krunwill be held New Year's Day on ...
View Race Details View on Map
36th Whitin Five Mile Race and Two Mile ...
Organization: Tri-Valley Front Runners
Date of Race: 11-28-2024
Description: ~ PLEASE SEE ...
View Race Details View on Map
Running-5K - 19 Yrs Old and Above plus ...
Organization: Tri-Valley Front Runners
Date of Race: 08-16-2025
Description:
View Race Details View on Map
Running-5K - 19 Yrs Old and Above plus ...
Organization: Tri-Valley Front Runners
Date of Race: 08-16-2025
Description:
View Race Details View on Map
Running-5K (22 years old and above) - Individual ...
Organization: Tri-Valley Front Runners
Date of Race: 05-10-2025
Description: Course Details: Consists of long ...
View Race Details View on Map
Running-5K (21 years old and under) - 21 ...
Organization: Tri-Valley Front Runners
Date of Race: 05-10-2025
Description: Course Details: Consists of long ...
View Race Details View on Map
Running-5K - 18 Years Old and Under
Organization: Tri-Valley Front Runners
Date of Race: 08-16-2025
Description:
View Race Details View on Map
Running-Kid's Dash - 1 Kid (Age 12 and ...
Organization: Tri-Valley Front Runners
Date of Race: 08-16-2025
Description:
View Race Details View on Map
Running-5K - 19 Years Old and Above
Organization: Tri-Valley Front Runners
Date of Race: 08-16-2025
Description:
View Race Details View on Map
Race Dates: - 70 yrs young - July ...
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - 70 yrs young - July ...
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - June and July Races Only
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - July Race Only
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - August Race Only: 6PM START ...
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - 70 yrs young - June ...
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - 70 yrs young - August ...
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - All 3 Races (June 26, ...
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - June and August Races Only
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - June Race Only
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - July and August Races Only
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
Race Dates: - 70 yrs young - June, ...
Organization: Tri-Valley Front Runners
Date of Race: 06-26-2025
Description: Woodland Trail Series 2025 Thursday June 26th, ...
View Race Details View on Map
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]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
Other Massachusetts Cities
