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Triathlon Calendar near Somerset County 2025-2026

Explore the top triathlons near Somerset County for 2025-2026! We've gathered 150 exciting races in the area. Check out our detailed list below to find your next local race.

March 2026
Mar
14
Saturday

St. Paddy's Day 5K - Morristown

5 km
Mar
21
Saturday

St. Paddy's 5 Mile Race

5 mi
Mar
21
Saturday

Shamrock Shuffle B'ville

2 mi 5 km
Mar
22
Sunday

Garden State 10 Miler

5 km 10 mi 21 km
Mar
29
Sunday

Morris County Empanada Trail Run

Trail Run 5 km 10 km
April 2026
Apr
11
Saturday

Spring SOMO Timed Trail Race

Trail Run 3 km 6 km ... 3 hr 6 hr
May 2026
May
3
Sunday

Superhero Half-Marathon

21 km
May
9
Saturday

Girl Scout Cookie Chaser

3 mi
May
16
Saturday

Run Against ALS 5K

5 km
July 2026
Jul
19
Sunday

Challenge New Jersey State

Triathlon
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