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Running Calendar near Ronkonkoma 2025-2026

Explore the top running races near Ronkonkoma for 2025-2026! We've gathered 115 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
May 2026
May
14
Thursday

Stamford Boys & Girls Club Corporate 5K

5 km
May
16
Saturday

Forgotten Forest Ultra Run - Stratford, CT

Backyard Ultra 9 hr
May
16
Saturday

Albany Ave 5K

5 km
May
23
Saturday

Run for Briggs 5K

5 km
May
24
Sunday

Run the Vineyards - Memorial Day at Pindar 5K

5 km
May
31
Sunday

Women's Whisper Triathlon

Triathlon
June 2026
Jun
6-7
Sa - Su

Fairfield Road Races

5 km Half Marathon
Jun
13
Saturday

St. Anthony's Feast 5K Run/Walk

5 km
Jun
21
Sunday

Massapequa Firecracker 5K Run/Walk

5 km
Jun
21
Sunday

NSRF Presents The Rainbow Run 5K

5 km
Jun
27
Saturday

Centurion Ultra Trail Event

Backyard Ultra 100 mi
July 2026
Jul
4
Saturday

Independence Day 4 Mile Run/Walk

4 mi
Jul
12
Sunday

Jamesport Triathlon

Triathlon
Jul
18
Saturday

Joe Koziarz 5K Run/Walk

5 km
Jul
26
Sunday

Run the Vineyards - Pindar Vineyards 5K

5 km
September 2026
Sep
5
Saturday

Hauppauge Fire Department 5K Run/Walk

5 km
Sep
5
Saturday

Sterling Down and Dirty 5k

Obstacle Run 5 km
Sep
12
Saturday

SFD Run For Heroes 5K Run/Walk

5 km
Sep
12
Saturday

Gulf Beach Half Marathon

13 mi
Sep
19
Saturday

The Great Cow Harbor 10K

10 km
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