Running Races in Barrington, NJ

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

See below for a frequently-updated, comprehensive list of upcoming running events in the local Barrington, NJ 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: Harambee Foundation

Date of Race: 09-12-2026

Description: Fast, Flat, Safe, Measured Course with Marshals at Key Locations. Free ...

Running-5K - Individual Age group/open

Organization: Harambee Foundation

Date of Race: 09-12-2026

Description: Fast, Flat, Safe, Measured Course with Marshals at Key Locations. Free ...

Running-1 Mile - Individual Age group/open

Organization: Harambee Foundation

Date of Race: 09-12-2026

Description: Fast, Flat, Safe, Measured Course with Marshals at Key Locations. Free ...

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 ...

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 ...

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 ...

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 ...

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 ...

Rocky Run - 5K

Organization: Run Mfg, Inc.

Date of Race: 11-14-2026

Description: Join 30,000 runners in the heart of Philadelphia for ...

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 ...

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 ...

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 ...

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 ...

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 ...

2026 Rocky Run

Organization: Run Mfg, Inc.

Date of Race: 11-14-2026

Description: Join 30,000 runners in the heart of Philadelphia for ...

Harambee Happy Feet 5K / Walk/Fun Run

Organization: Harambee Foundation

Date of Race: 09-12-2026

Description: Fast, Flat, Safe, Measured Course with Marshals at Key Locations. Free ...

Walking-1 Mile - Individual Age group/open

Organization: Harambee Foundation

Date of Race: 09-12-2026

Description: Fast, Flat, Safe, Measured Course with Marshals at Key Locations. Free ...

11th Annual Walk 'N Roll for Lung Cancer ...

Organization: Walk & Roll for Lung Cancer Awareness

Date of Race: 09-26-2026

Description: Walk 'N Roll for Lung ...

Giro del Vino IX

Organization: TnT Cycling

Date of Race: 10-04-2026

Description:

Spellbound Century 2027

Organization: TnT Cycling

Date of Race: 07-31-2027

Description: The 13th annual Spellbound Century road ...