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Obstacle Race Calendar near Riverhead 2025-2026

Explore the top obstacle runs near Riverhead for 2025-2026! We've gathered 45 exciting races in the area. Check out our detailed list below to find your next local race.

March 2026
Mar
28
Saturday

Savin Rock Marathon

13 mi 26 mi
May 2026
May
23
Saturday

Run for Briggs 5K

5 km
July 2026
Jul
12
Sunday

Jamesport Triathlon

Triathlon
Jul
18
Saturday

Joe Koziarz 5K Run/Walk

5 km
August 2026
Aug
2
Sunday

Race of Hope Southampton

5 km
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