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Races in New Castle, DE

Running races in or near New Castle, DE

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

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

Fleet Feet Sports

Running-5K - Individual

Organization: Ranch Hope Inc. / Camp Edge

Date of Race: 05-10-2025

Description: Where ...

Individuals - Adults

Organization: Goliathon

Date of Race: 10-04-2025

Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...

Teams - Adults - Create a Team

Organization: Goliathon

Date of Race: 10-04-2025

Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...

Sasquatch Night Trails 5k Run and Walk 2025

Organization: Ranch Hope Inc. / Camp Edge

Date of Race: 05-10-2025

Description: Where ...

Teams - Adults - Join a Team

Organization: Goliathon

Date of Race: 10-04-2025

Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...

Teams - Kids - Join a Team

Organization: Goliathon

Date of Race: 10-04-2025

Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...

Goliathon XXII

Organization: Goliathon

Date of Race: 10-04-2025

Description: Goliathon is a unique 3.5-mile, Ninja Warrior style, non-profit obstacle course ...

10K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-04-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

50K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-04-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

10K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-05-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

Individuals - Adults

Organization: Goliathon

Date of Race: 06-07-2025

Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...

Teams - Adults - Join a Team

Organization: Goliathon

Date of Race: 06-07-2025

Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...

50K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-05-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

5K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-05-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

5K - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-04-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

Marathon - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-04-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

Half Marathon - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-05-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

Marathon - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-05-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

Teams - Adults - Create a Team

Organization: Goliathon

Date of Race: 06-07-2025

Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...

Teams - Kids - Join a Team

Organization: Goliathon

Date of Race: 06-07-2025

Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...

Goliathon XXI

Organization: Goliathon

Date of Race: 06-07-2025

Description: Goliathon is a unique Ninja Warrior style, non-profit obstacle course event ...

2025 Independence Series - Day 2 (MD)

Organization: Mainly Marathons

Date of Race: 06-05-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

Half Marathon - Individual Age group/open

Organization: Mainly Marathons

Date of Race: 06-04-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

2025 Independence Series - Day 1 (DE)

Organization: Mainly Marathons

Date of Race: 06-04-2025

Description: World's Best Marathon Half Series! No Time Limits Great Food ...

Tough Mudder Philly 2025

Organization: Tough Mudder US

Date of Race: 05-17-2025

Description: Tough Mudder is more than just an obstacle course. Built on ...

Road Runner Sports

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


More information about New Castle

About New Castle

New Castle (DE) is a city in New Castle County with an estimated population of 5,285.[4]

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Did you know?

Historically, more marathons are run in the month of October than any other month (in the U.S.).

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