Running races in or near Colwyn, PA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Colwyn, PA 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.
Sunset Trail Running Series 2026, June 10
Organization: Haverford Township Parks & Recreation
Date of Race: 06-10-2026
Description: DescriptionThis series will provide low-pressure trail running opportunities for people of ...
View Race Details View on Map
Sunset Trail Running Series 2026, June 10
Organization: Haverford Township Parks & Recreation
Date of Race: 06-10-2026
Description: DescriptionThis series will provide low-pressure trail running opportunities for people of ...
View Race Details View on Map
Teams - Adults - Create a Team
Organization: Goliathon
Date of Race: 10-03-2026
Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...
View Race Details View on Map
Teams - Adults - Join a Team
Organization: Goliathon
Date of Race: 10-03-2026
Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...
View Race Details View on Map
Teams - Kids - Join a Team
Organization: Goliathon
Date of Race: 10-03-2026
Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...
View Race Details View on Map
GOLIATHON XXIV
Organization: Goliathon
Date of Race: 10-03-2026
Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...
View Race Details View on Map
Individuals - Adults
Organization: Goliathon
Date of Race: 10-03-2026
Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...
View Race Details View on Map
Muddy Dash - Exclusive VIP Registration - ...
Organization: Viral Run
Date of Race: 08-15-2026
Description: Muddy Dash is not your average mud run! Get ready for ...
View Race Details View on Map
Teams - Adults - Create a Team
Organization: Goliathon
Date of Race: 06-06-2026
Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...
View Race Details View on Map
Teams - Kids - Join a Team
Organization: Goliathon
Date of Race: 06-06-2026
Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...
View Race Details View on Map
Goliathon XXIII
Organization: Goliathon
Date of Race: 06-06-2026
Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...
View Race Details View on Map
Rocky Run - 10 Mile
Organization: Run Mfg, Inc.
Date of Race: 11-14-2026
Description: Join 30,000 runners in the heart of Philadelphia for ...
View Race Details View on Map
Rocky Run - 13.1 Italian Stallion Challenge
Organization: Run Mfg, Inc.
Date of Race: 11-14-2026
Description: Join 30,000 runners in the heart of Philadelphia for ...
View Race Details View on Map
Muddy Dash | Philadelphia 2026
Organization: Viral Run
Date of Race: 08-15-2026
Description: Muddy Dash is not your average mud run! Get ready for ...
View Race Details View on Map
2026 Rocky Run
Organization: Run Mfg, Inc.
Date of Race: 11-14-2026
Description: Join 30,000 runners in the heart of Philadelphia for ...
View Race Details View on Map
Muddy Dash - VALUE REGISTRATION - R̶e̶g̶u̶l̶a̶r̶ ...
Organization: Viral Run
Date of Race: 08-15-2026
Description: Muddy Dash is not your average mud run! Get ready for ...
View Race Details View on Map
Teams - Adults - Join a Team
Organization: Goliathon
Date of Race: 06-06-2026
Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...
View Race Details View on Map
Individuals - Adults
Organization: Goliathon
Date of Race: 06-06-2026
Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...
View Race Details View on Map
Rocky Run - 5K
Organization: Run Mfg, Inc.
Date of Race: 11-14-2026
Description: Join 30,000 runners in the heart of Philadelphia for ...
View Race Details View on Map
Annual Campaign Event: Celebration of the Arts
Organization: YMCA OF GREATER BRANDYWINE
Date of Race: 05-29-2026
Description: DescriptionJoin us for the Celebration of the Ats in Support of ...
View Race Details View on Map
Patriot Pacers - 5K Training Workshop
Organization: Germantown Academy
Date of Race: 06-23-2026
Description: 🏃🏅 For many people, the 5K (that’s 5,000 meters — or ...
View Race Details View on Map
Week 2- Race Around the World
Organization: Friends School Mullica Hill Summer Camp
Date of Race: 06-29-2026
Description: 🏃🏅 For many people, the 5K (that’s 5,000 meters — or ...
View Race Details View on Map
PERFORMANCE: Run, Stinky, Run! - Triangle Cast [Thursday] ...
Organization: Wolf Performing Arts Center
Date of Race: 09-17-2026
Description: 🏃🏅 For many people, the 5K (that’s 5,000 meters — or ...
View Race Details View on Map
2026 16th Annual End of Season Celebration
Organization: Brandywine Learning Center
Date of Race: 08-15-2026
Description: Join us for the 2026 End of Season Celebration! ...
View Race Details View on Map
Flag Football
Organization: The Philadelphia School
Date of Race: 06-29-2026
Description: Under the direction of Coach DJ Baucom and ASEP Movement Coordinator ...
View Race Details View on Map
Complete list of running events in and near Colwyn, PA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Colwyn
About Colwyn
Colwyn (PA) is a borough in Delaware County with an estimated population of 2,546.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
Historically, more marathons are run in the month of October than any other month (in the U.S.).
Other Pennsylvania Cities
