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Experience an
Extraordinary Riverside Wilderness

FREE TO THE PUBLIC

PENOBSCOT RIVER TRAILS

Grindstone, Maine

Closed for the Season as of 3/11/2026

Our Seboeis Riverside Trail remains open at this time.

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  PENOBSCOT RIVER TRAILS OFFERS

  • World Class Facility with 25 kilometers (15.5 mi) of Mountain Bike and X-Country Ski trails – With 15 kilometers (9.3 mi) of Snowshoe trails, in pristine, untouched riverside wilderness.
  • Carriage Trails laid with Crusher Dust
  • Pisten Bully Snow Groomer with Tiller for Olympic Quality Ski Trails
  • Visitor Center with Wood Burning Stove and Heated Restrooms
  • Two Warming Huts along the Riverside Trail with Wood Burning Stoves
  • Home of the Maine Outdoor Education Program for Elementary School Children since 2012
  • Year-Round Multipurpose Recreation including: Hiking, Biking, XC Skiing, Snowshoeing, and Paddling.

                                                                   Check us out on Maine Trail Finder