Running Races in Middletown, CT

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

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

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 ...

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 ...

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 ...

Bubble Run - Value Registrations- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶5̶4̶.̶9̶5̶

Organization: Viral Run

Date of Race: 07-10-2027

Description: If you’ve done a traditional 5K, you know they ...

Kid's Fun Run - Individual Age group/open

Organization: Knights Cross Country

Date of Race: 11-22-2026

Description: ...

Bubble Run | Hartford 2027

Organization: Viral Run

Date of Race: 07-10-2027

Description: If you’ve done a traditional 5K, you know they ...

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 ...

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 ...

Stride for the Knights 5K

Organization: Knights Cross Country

Date of Race: 11-22-2026

Description: ...

Bubble Run - Exclusive VIP Registration- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ ...

Organization: Viral Run

Date of Race: 07-10-2027

Description: If you’ve done a traditional 5K, you know they ...

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 ...

Price

Organization: Socceropolis, LLC

Date of Race: 11-07-2026

Description: World's Best Marathon Half Series(5K's and 10K's too)! No Time ...