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Races in Newtown, CT

Running races in or near Newtown, CT

Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more

See below for a frequently-updated, comprehensive list of upcoming running events in the local Newtown, 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.

Saucony

Running-5K - Running or Walking 5K

Organization: Shoreline Sharks

Date of Race: 05-24-2025

Description: Our 14thAnnual Event! We are starting ...

Running-5K - Runner or Walker

Organization: Shoreline Sharks

Date of Race: 11-27-2025

Description: Our 5th Annual Tradition! Thanksgiving Morning ...

Athlete - 10K - Running or Walking 10K

Organization: Shoreline Sharks

Date of Race: 10-04-2025

Description: Our 9th Annual Rail Trail 10K Race! ...

5K Run/Walk - Individual Registration

Organization: Westport Young Woman's League

Date of Race: 04-27-2025

Description: The Westport Young Woman’s League will be hosting its ...

Running-Half marathon - Gulf Beach Half Marathon

Organization: Shoreline Sharks

Date of Race: 09-13-2025

Description:

Running-Half marathon - Hamden Hills Half Marathon

Organization: Shoreline Sharks

Date of Race: 05-24-2025

Description: Our 14thAnnual Event! We are starting ...

Kids Fun Run - Individual Kid

Organization: Westport Young Woman's League

Date of Race: 04-27-2025

Description: The Westport Young Woman’s League will be hosting its ...

10K Run - Individual Registration

Organization: Westport Young Woman's League

Date of Race: 04-27-2025

Description: The Westport Young Woman’s League will be hosting its ...

2025 Minute Man Race

Organization: Westport Young Woman's League

Date of Race: 04-27-2025

Description: The Westport Young Woman’s League will be hosting its ...

2025 Hamden Hills Half Marathon & Flat 5K

Organization: Shoreline Sharks

Date of Race: 05-24-2025

Description: Our 14thAnnual Event! We are starting ...

2025 Gulf Beach Half Marathon

Organization: Shoreline Sharks

Date of Race: 09-13-2025

Description:

2025 Rail Trail 10K Race

Organization: Shoreline Sharks

Date of Race: 10-04-2025

Description: Our 9th Annual Rail Trail 10K Race! ...

2025 Shoreline Turkey Trot 5K

Organization: Shoreline Sharks

Date of Race: 11-27-2025

Description: Our 5th Annual Tradition! Thanksgiving Morning ...

Quinnipiac Baseball Summer Youth Clinics

Organization: Quinnipiac University Athletics

Date of Race: 06-23-2025

Description: Youth Summer Clinics Goal is to help young ball players learn ...

Clinic/camp-Multi-day - One camper

Organization: Trifitness

Date of Race: 07-28-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Camp-One-day - One Day July 28 One Camper

Organization: Trifitness

Date of Race: 07-28-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Clinic/camp-Multi-day - One camper

Organization: Trifitness

Date of Race: 07-14-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Camp-One-day - One Day July 17 One Camper

Organization: Trifitness

Date of Race: 07-14-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Clinic/camp-Multi-day - Second child registration

Organization: Trifitness

Date of Race: 07-21-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Clinic/camp-Multi-day - Third child registration

Organization: Trifitness

Date of Race: 07-21-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Camp-One-day - One Day July 21 One Camper

Organization: Trifitness

Date of Race: 07-21-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Clinic/camp-Multi-day - Third child registration

Organization: Trifitness

Date of Race: 06-23-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Camp-One-day - One Day June 26 One Camper

Organization: Trifitness

Date of Race: 06-23-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Clinic/camp-Multi-day - Third child registration

Organization: Trifitness

Date of Race: 07-14-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Trifitness youth Triathlon and Duathlon Camp week # ...

Organization: Trifitness

Date of Race: 07-28-2025

Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...

Fleet Feet Sports

Complete list of running events in and near Newtown, CT: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.


More information about Newtown

About Newtown

Newtown (CT) is a borough in Fairfield County with an estimated population of 1,941.[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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