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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.

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Running-5K - Running or Walking 5K

Organization: Shoreline Sharks

Date of Race: 05-24-2025

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

2024 Shoreline Turkey Trot 5K

Organization: Shoreline Sharks

Date of Race: 11-28-2024

Description: Help us SAVE THIS RACE!Thanksgiving Morning

Running-5K - Runner or Walker

Organization: Shoreline Sharks

Date of Race: 11-28-2024

Description: Help us SAVE THIS RACE!Thanksgiving Morning

Running-Half marathon - 3 Half Marathons Single Entry ...

Organization: Shoreline Sharks

Date of Race: 03-29-2025

Description: The 2025 Shoreline Sharks3 Half Marathon Ticket is a ...

Savin Rock Marathon - Savin Rock Marathon

Organization: Shoreline Sharks

Date of Race: 03-29-2025

Description: Connecticut's 2nd largest Marathon Join ...

Running-Half marathon - Hamden Hills Half Marathon

Organization: Shoreline Sharks

Date of Race: 05-24-2025

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

Savin Rock Half Marathon - Savin Rock Half ...

Organization: Shoreline Sharks

Date of Race: 03-29-2025

Description: Connecticut's 2nd largest Marathon Join ...

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 Savin Rock Marathon & Half Marathon

Organization: Shoreline Sharks

Date of Race: 03-29-2025

Description: Connecticut's 2nd largest Marathon Join ...

Running-Half marathon - Gulf Beach Half Marathon

Organization: Shoreline Sharks

Date of Race: 09-13-2025

Description:

Athlete - 10K - Running or Walking 10K

Organization: Shoreline Sharks

Date of Race: 10-04-2025

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

2025 Shoreline Sharks 3 Half Marathon Entry

Organization: Shoreline Sharks

Date of Race: 03-29-2025

Description: The 2025 Shoreline Sharks3 Half Marathon Ticket is a ...

2025 Hamden Hills Half Marathon & Flat 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 @ 7am with ...

2025 Shoreline Turkey Trot 5K

Organization: Shoreline Sharks

Date of Race: 11-27-2025

Description: Our 5th Annual Tradition!Thanksgiving Morning @ 7am with ...

Saucony

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?

The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.

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