Running races in or near New Britain, CT
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local New Britain, CT 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 - Individual Age group/open
Organization: Knights Cross Country
Date of Race: 11-22-2026
Description: ...
View Race Details View on Map
Athlete - 10K - Running or Walking 10K
Organization: Shoreline Sharks
Date of Race: 10-03-2026
Description: Our 10th Annual Rail Trail 10K Race! ...
View Race Details View on Map
Marathon - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-07-2027
Description: World's Best Marathon Half Series(5K's and 10K's too)! No Time ...
View Race Details View on Map
50K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-07-2027
Description: World's Best Marathon Half Series(5K's and 10K's too)! No Time ...
View Race Details View on Map
Half Marathon - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-07-2027
Description: World's Best Marathon Half Series(5K's and 10K's too)! No Time ...
View Race Details View on Map
Kid's Fun Run - Individual Age group/open
Organization: Knights Cross Country
Date of Race: 11-22-2026
Description: ...
View Race Details View on Map
10K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-07-2027
Description: World's Best Marathon Half Series(5K's and 10K's too)! No Time ...
View Race Details View on Map
2026 Fall Ellington Youth Cross Country Program
Organization: Ellington Recreation Department
Date of Race: 09-09-2026
Description: DescriptionThe Ellington Youth Cross Country ...
View Race Details View on Map
5K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 06-07-2027
Description: World's Best Marathon Half Series(5K's and 10K's too)! No Time ...
View Race Details View on Map
2027 New England Series - Day 1 (CT)
Organization: Mainly Marathons
Date of Race: 06-07-2027
Description: World's Best Marathon Half Series(5K's and 10K's too)! No Time ...
View Race Details View on Map
2026 Rail Trail 10K Race
Organization: Shoreline Sharks
Date of Race: 10-03-2026
Description: Our 10th Annual Rail Trail 10K Race! ...
View Race Details View on Map
Price
Organization: Socceropolis, LLC
Date of Race: 09-12-2026
Description: Our 10th Annual Rail Trail 10K Race! ...
View Race Details View on Map
Price
Organization: Socceropolis, LLC
Date of Race: 09-13-2026
Description: Our 10th Annual Rail Trail 10K Race! ...
View Race Details View on Map
Price
Organization: Socceropolis, LLC
Date of Race: 09-13-2026
Description: Our 10th Annual Rail Trail 10K Race! ...
View Race Details View on Map
Price
Organization: Socceropolis, LLC
Date of Race: 09-13-2026
Description: Our 10th Annual Rail Trail 10K Race! ...
View Race Details View on Map
Sunday 9am
Organization: Socceropolis, LLC
Date of Race: 09-13-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Tuesday 1:30pm
Organization: Socceropolis, LLC
Date of Race: 09-08-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Price
Organization: Socceropolis, LLC
Date of Race: 09-13-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Saturday 9am
Organization: Socceropolis, LLC
Date of Race: 09-12-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Saturday 10:15am
Organization: Socceropolis, LLC
Date of Race: 09-12-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Price
Organization: Socceropolis, LLC
Date of Race: 09-12-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Sunday 4pm
Organization: Socceropolis, LLC
Date of Race: 09-13-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Price
Organization: Socceropolis, LLC
Date of Race: 09-08-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Sunday 10:15am
Organization: Socceropolis, LLC
Date of Race: 09-13-2026
Description: Socceropolis is the perfect introduction into sports and group play. Our ...
View Race Details View on Map
Complete list of running events in and near New Britain, CT: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about New Britain
About New Britain
New Britain (CT) is a city in Hartford County with an estimated population of 73,206.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
In 2014, 57% of marathon finishers in the U.S. were men; women made up 43% of finishers.
