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Triathlon Calendar near Sag Harbor 2025-2026

Explore the top triathlons near Sag Harbor for 2025-2026! We've gathered 41 exciting races in the area. Check out our detailed list below to find your next local race.

October 2025
Oct
18
Saturday

Ivoryton Pumpkin Chase

5 km
Oct
19
Sunday

Bimblers Bluff 50k

Trail Run 50 km
Oct
19
Sunday

Run for the Cove & Memorial Walk

2 mi 5 km
Oct
19
Sunday

Addy’s Run

5 km
Oct
26
Sunday

Race for the Greenway 5K

Trail Run 5 km
Oct
26
Sunday

Haunted Hustle - Waterford

5 km
November 2025
Nov
1
Saturday

Southold Athletic Association 5K & Fun Run

5 km
Nov
8
Saturday

Hudsy 5K Run/Walk

5 km
Nov
8
Saturday

EBAC Fall Challenge

5 mi
Nov
9
Sunday

The Dock Closing 3.3 Mile Race

3 mi
Nov
16
Sunday

Brookhaven Trail Half Marathon

Trail Run 5 mi 21 km
Nov
27
Thursday

EMO Turkey Trot 5K

5 km
Nov
27
Thursday

Montauk Turkey Run For Fun 3 & 6 Mile Run/Walk

3 mi 6 mi
Nov
27
Thursday

Hampton Bays Fire Department Turkey Trot 5K Run/Walk

5 km
December 2025
Dec
13
Saturday

Niantic Jingle 5K

5 km
Dec
14
Sunday

Jingle Bell Run - Madison

5 km
May 2026
May
2
Saturday

Brew Run - New London

5 km
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
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