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OUTSIDER
ENDURANCE

Outsider Endurance Triathlons

A multi-sport & adventure racing company

Outsider Events

Outsider Endurance offers an event for every multi-sport athlete. We encourage you to browse our events below and find one that fits your goals. 

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June 14, 2025

New England’s favorite half distance triathlon! 

patriot Half
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August 3, 2025

A scenic sprint in beautiful Gloucester. Details coming soon & pending Gloucester approval. 

July 20, 2025

New England's most beginner-friendly & spectator-friendly triathlon.

Whaling City Triathlon
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August 24, 2025

Now 22 years strong, offering sprint and olympic distance multisport races

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September 6, 2025

A late season multisport event offering sprint, olympic & half distance races.

September 14, 2025

A brand new adventure triathlon. Details and registration are coming soon. 

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About Outsider Endurance

Outsider Endurance is an athlete-first event production company, founded by Jeff & Kristin Smith. Our focus is to provide a series of multi-sport and adventure races that prove to be safe, challenging and rewarding. Outsider Endurance was founded to promote a year-round lifestyle obsessed with all things outside.

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Outsider Endurance Triathlons
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