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Running trails in North Billerica, MA
North Billerica has 3 trails in the directory — 2 loops that return to the trailhead. 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 352 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.
Billerica State Forest
4.5 ★★★★★ 194 reviews
Urban green space providing rustic, multi-use trails & wooded areas for walking & wildlife viewing.
Kohlrausch Park
4.6 ★★★★★ 155 reviews
Well-maintained park featuring a playground and picnic area with baseball fields and grass space.
Trailhead for Ralph Hill conservation area
4.3 ★★★★☆ 3 reviews
No trails match those filters.
How to pick a trail in North Billerica
- Match the surface to your legs. Most of what's here is mixed (1 of 3). 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. More mixed trails →
- Loop or out-and-back? 2 trails here are loops, so you finish back at the car with no backtracking — the easiest way to run a set distance without thinking about it. On an out-and-back you turn round at half your target distance, which makes any trail fit any run.
- 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 3 listings carry posted opening hours — worth a look before you set an alarm.
- Long run? Check water and restrooms first. 1 has trailhead parking, 1 has restrooms, and 1 has a water fountain in North Billerica. Anything over an hour and those stop being nice-to-haves — and in summer, shade counts double.
- The small things that decide it. 2 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 North Billerica trails by type
Running trails near North Billerica
Worth the short drive — the closest towns with trails in the directory.