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Trail Running Calendar near Islandia 2025-2026

Explore the top trail runs near Islandia for 2025-2026! We've gathered 13 exciting races in the area. Check out our detailed list below to find your next local race.

November 2025
Nov
8
Saturday

Veterans Day Cross Country Run

Trail Run 4 km
Nov
9
Sunday

USATF-Long Island 8K

Trail Run 8 km
Nov
15
Saturday

NSRF Long Island Turkey Trail Trot 5K

Trail Run 5 km
Nov
16
Sunday

Brookhaven Trail Half Marathon

Trail Run 5 mi Half Marathon
Nov
28
Friday

Darien Depot Overstuffed Turkey Trot 5k

Trail Run 5 km
Nov
29
Saturday

NSRF Leftover Turkey Trot 5K

Trail Run 5 km
Nov
30
Sunday

NSRF 50/50 Turkey Trot 5K

Trail Run 5 km
December 2025
Dec
7
Sunday

Tough Cookie Trail Race

Trail Run 8 km
Dec
13
Saturday

Frosty Forest 5K

Trail Run 5 km
Dec
13-14
Sa - Su

SRC Presents: a Backyard Ultra

Trail Run 4 mi
April 2026
Apr
18
Saturday

Shore2Shore - East Islip, NY

Trail Run 25 km 50 km
Apr
25
Saturday

Lake Mohegan Women's Trail Race

Trail Run 5 km 10 km 4 hr
November 2026
Nov
21
Saturday

Storybook Half Marathon

Trail Run 13 mi
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