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Running Calendar near Sag Harbor 2025-2026

Monthly updates for Sag Harbor

Get new running races (and updates) in your inbox every month.

Explore the top running races near Sag Harbor for 2025-2026! We've gathered 31 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
January 2026
Jan
1
Th

Frosty 5K - Guilford

2 mi 5 km
Jan
17
Sa

SRC 10 Mile Run

10 mi
March 2026
Mar
21
Sa

Ospreys Dominion Wine Run 5K

Trail Run 5 km
Mar
21
Sa

The Debbie Moschello 4-Leaf Clover 5K Race

5 km
Mar
28
Sa

Big Heart 5K

5 km
May 2026
May
2
Sa

Brew Run - New London

5 km
May
3
Su

Mount Archer Trail Race

Trail Run 3 mi 9 mi
May
23
Sa

Run for Briggs 5K

5 km
May
24
Su

Run the Vineyards - Memorial Day at Pindar 5K

5 km
May
30
Sa

Greenport Athletic Booster Club Harbor Hustle 5K Run/Walk

5 km
June 2026
Jun
6
Sa

SongStrong

5 km
Jun
13
Sa

Mighty Montauk Triathlon

Triathlon
July 2026
Jul
12
Su

Jamesport Triathlon

Triathlon
Jul
18
Sa

Joe Koziarz 5K Run/Walk

5 km
Jul
19
Su

Montauk Lighthouse Triathlon

Triathlon
Jul
26
Su

Run the Vineyards - Pindar Vineyards 5K

5 km
August 2026
Aug
1
Sa

John & Jessie Kelley Half Marathon

13 mi
Aug
2
Su

Race of Hope Southampton

5 km
Aug
22
Sa

Saybrook Point 5k Road Race

5 km
September 2026
Sep
12
Sa

Run for the Hills - Niantic

Trail Run 5 km