New Jersey Triathlon Calendar 2025-2026

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Explore the best triathlons in New Jersey for 2025-2026! Our updated list features 265 exciting races across the region. Find your next race in New Jersey below and join the running community at these great events!

September 2026
Sep
13
Sunday

Racefaster Half Marathon

13 mi
Sep
19-20
Sa - Su

Wild Goose Trail Festival

Trail Run 10 km 13 mi ... 100 mi 36 hr
Sep
20
Sunday

Gracie's Army Foundation Go Gold 5K

5 km
October 2026
Oct
11
Sunday

5K Fun Run/Walk for Blood Clot Awareness

5 km
January 2028
Jan
1
Saturday

The 24 Hour Relay Fundraiser for Holy Cross Prep Cross Country

Backyard Ultra 24 hr
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