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Triathlon Calendar near South Plainfield 2025-2026

Explore the top triathlons near South Plainfield for 2025-2026! We've gathered 198 exciting races in the area. Check out our detailed list below to find your next local race.

August 2025
Aug
24
Sunday

Cranford Cupcake 5K

5 km
Aug
24
Sunday

Newark Riverfront 6k

6 km
Aug
24
Sunday

USATF-NJ Open & Masters 5k Cross Country Championships

Trail Run 5 km
Aug
24
Sunday

New York City Duathlon

Duathlon
Aug
24
Sunday

Sunday Community Run

3 mi
Aug
30
Saturday

Barn-B-Q Trail Festival

Trail Run 2 mi 3 mi 6 mi
Aug
30
Saturday

NYC Labor Day

13 mi
Aug
30
Saturday

The Best Races - New York

5 km 10 km 13 mi
Aug
30
Saturday

Warren Labor Day 5K

5 km
Aug
31
Sunday

Mercer County Half Marathon

5 km 21 km
September 2025
Sep
1
Monday

Paterson Great Falls 5k Race

3 mi
Sep
1
Monday

Verona Labor Day Classic

5 km
Sep
1
Monday

Labor Day 5K Race - South Plainfield

2 mi 5 km
Sep
5
Friday

Arman Roy Foundation 5K Run for Hope

5 km
Sep
6
Saturday

Helene Cody Cranbury 5K

5 km
Sep
6
Saturday

Lake Hopatcong Sprint Triathlon Challenge

Triathlon
Sep
6
Saturday

FallApple - South Orange, NJ

Trail Run 5 km 10 km ... 50 km 50 mi
Sep
6
Saturday

Diamond 5K Run/Walk

5 km
Sep
6
Saturday

Tell Every Amazing Lady Brooklyn Run and Exhibition 5K

5 km
Sep
6
Saturday

9/11 Heroes Run - New York City

5 km
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