Running trails in Islip, NY
Islip has 4 trails in the directory. 2 of them post opening hours, so you can check the gate before an early start. They're ranked here by rating weighted by review volume, across 768 Google reviews. Filter by surface, loop, distance, shade or lighting to get to the run you're actually planning — no made-up difficulty score, just the facts you'd check before driving out.
Brookwood Hall Park
4.6 ★★★★★ 662 reviews
Lakefront park featuring trails, a playground and a baseball field.
Seatuck National Wildlife Refuge
4.5 ★★★★★ 56 reviews
Nature reserve featuring hiking trails and an old mansion for educational uses.
Beaver Dam Park
4.2 ★★★★☆ 42 reviews
Park featuring a baseball and basketball field, plus a jungle gym and a new playground.
Suffolk County Environmental Center (Scully Estate)
4.6 ★★★★★ 8 reviews
No trails match those filters.
How to pick a trail in Islip
- Match the surface to your legs. Asphalt and concrete are fast, predictable and runnable year-round but the least forgiving; crushed limestone and dirt take the sting out of high mileage; boardwalk is flat and scenic but slick in the wet. If your shins or knees are complaining, the fix that actually works is varying the surface you run on rather than chasing one "best" one.
- Loop or out-and-back? A loop finishes back at the car with no backtracking; on an out-and-back you simply turn round at half your distance.
- Check the hours before a 6am run. Plenty of trails sit inside parks that gate at dusk and don't unlock until well after sunrise, so a trail that's perfect at lunchtime can be locked at 6am. 2 of the 4 listings carry posted opening hours — worth a look before you set an alarm.
- Long run? Check water and restrooms first. 1 has restrooms and 1 has a water fountain in Islip. Anything over an hour and those stop being nice-to-haves — and in summer, shade counts double.
- The small things that decide it. 1 dog-friendly. Busy or quiet isn't a good-or-bad thing here: a busy path is the safer choice for a solo run at dawn, a quiet one is better for intervals.
More on all of this in the trail-running guides.
Browse Islip trails by type
Running trails near Islip
Worth the short drive — the closest towns with trails in the directory.