Running races in or near Stamford, CT
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Stamford, 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.
Nassau Bicycle Challenge 2026
Organization: Nassau to Suffolk Bicycle Challenge
Date of Race: 06-28-2026
Description: The 30th Annual Nassau Bicycle Challenge! Choose a 25 or ...
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2026 Cross Country Camp
Organization: Smithtown Booster Club
Date of Race: 08-17-2026
Description: Cross Country Camp - Register before 7/17/26 and save $25! ...
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2026 Track & Field Camp
Organization: Smithtown Booster Club
Date of Race: 08-03-2026
Description: Track & Field Camp - Register before 7/03/26 and save $25! ...
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2026 Softball Camp
Organization: Smithtown Booster Club
Date of Race: 07-27-2026
Description: Softball Camp - Register before 6/27/26 and save $25! This ...
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2026 Baseball Camp
Organization: Smithtown Booster Club
Date of Race: 07-06-2026
Description: Basecall Camp - Register before 6/06/26 and save $25! This ...
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Batter Up! Instructional Baseball/Softball (8 weeks)
Organization: Peak Performance Sports Camps LLC
Date of Race: 04-24-2026
Description: Step Up to the Plate! Peak Performance Sports Camps is ...
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Clinic/camp-Multi-day - Third child registration
Organization: Trifitness
Date of Race: 06-29-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Camp-One-day - One Day July 16 One Camper
Organization: Trifitness
Date of Race: 07-13-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - One camper
Organization: Trifitness
Date of Race: 07-06-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - One camper
Organization: Trifitness
Date of Race: 07-13-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Trifitness Youth Triathlon and Duathlon Camp - week ...
Organization: Trifitness
Date of Race: 07-06-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - One camper
Organization: Trifitness
Date of Race: 06-29-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - Second child registration
Organization: Trifitness
Date of Race: 06-29-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Camp-One-day - One Day July 6 One Camper
Organization: Trifitness
Date of Race: 07-06-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Camp-One-day - One Day July 9 One Camper
Organization: Trifitness
Date of Race: 07-06-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - Second child registration
Organization: Trifitness
Date of Race: 07-06-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Camp-One-day - One Day June 29 One Camper
Organization: Trifitness
Date of Race: 06-29-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - Third child registration
Organization: Trifitness
Date of Race: 07-13-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - Second child registration
Organization: Trifitness
Date of Race: 07-13-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Camp-One-day - One Day July 13 One Camper
Organization: Trifitness
Date of Race: 07-13-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Trifitness Youth Triathlon and Duathlon Camp - week ...
Organization: Trifitness
Date of Race: 06-29-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Camp-One-day - One Day July 2 One Camper
Organization: Trifitness
Date of Race: 06-29-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - Third child registration
Organization: Trifitness
Date of Race: 07-06-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Trifitness Youth Triathlon and Duathlon Camp - week ...
Organization: Trifitness
Date of Race: 07-13-2026
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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After School PE - Grades K-2 (Wednesday)
Organization: Bronxville After School Clubs (BASC)
Date of Race: 04-20-2026
Description: Instructor: Kerry Dunn The title says it all. Students will ...
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Complete list of running events in and near Stamford, CT: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Stamford
About Stamford
Stamford (CT) is a city in Fairfield County with an estimated population of 122,643.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
