The Tully Mountain Loop Trail presents a challenging yet rewarding experience for hikers seeking a true wilderness immersion in central Massachusetts. This 22.5-mile loop, often completed as a point-to-point traverse or a strenuous out-and-back journey, weaves through a dramatic landscape of steep ridges, quiet hemlock gullies, and panoramic summit views. Unlike more manicured paths, this route demands a respect for its rugged nature, rewarding preparation with a profound sense of accomplishment and uninterrupted forested solitude.
Navigating the Tully Mountain Trail Network
Understanding the loop's structure is essential for planning, as it is not a single marked path but a convergence of established routes. The most common configuration begins on the Tully Mountain Trail itself, heading south from the parking area before climbing steeply via the orange-blazed connector to the summit ridge. The journey then typically continues along the Metacomet-Monadnock Trail, tracing the dramatic cliff line before descending via the less-traveled Carpenter Brook Trail, which carves a scenic route through the hollow back to the starting point. This specific configuration creates the classic 22.5-mile loop that tests endurance and navigation skills alike.
Key Trail Segments and Landmarks
Each section of the loop offers a distinct character and set of challenges. The initial ascent on the Tully Mountain Trail is a relentless climb through dense northern hardwoods, a physical warm-up for the exposed sections to come. The high point of the loop is the Tully Mountain summit, where a modest cairn reveals a 360-degree vista that stretches into New Hampshire on a clear day. The traverse along the Metacomet-Monadnock Trail provides breathtaking views of the Quabbin Reservoir and Worthington Ridge, while the descent via Carpenter Brook Trail offers a serene passage alongside the namesake brook, a soothing contrast to the exposed ridgeline.

Essential Preparation and Seasonal Considerations
Success on the Tully Mountain Loop hinges on thorough preparation, particularly regarding timing and gear. This is a full-day undertaking, often requiring six to eight hours of steady hiking, so an early start is highly recommended to avoid the encroaching darkness and afternoon weather shifts. The trail’s significant elevation change, featuring over 3,500 feet of total ascent, necessitates sturdy hiking boots with excellent traction and a backpack equipped with ample water, high-energy food, and layered clothing. Weather here can be unpredictable, with the exposed summit creating its own microclimate of wind and fog that can roll in with little warning.
Trail Conditions and Navigation Aids
While the trail is well-defined, conditions can vary significantly with the seasons. In the spring and early summer, sections can be extremely muddy and stream crossings may be difficult or impossible after heavy rains. Fall brings stunning foliage but also leaves obscuring the orange blazes, demanding closer attention to the white-diamond blazes that mark the Tully Mountain Trail specifically. Winter transforms the loop into a demanding backcountry trek, potentially requiring snowshoes or microspikes, and it is strongly advised only for experienced winter hikers. A detailed topographic map and a GPS device or app are invaluable, as the route involves several unmarked connectors where a wrong turn can lead to dead ends or considerable detours.
Wildlife, Ecology, and the Human History
Beyond the physical challenge, the trail is a corridor through a rich ecological and historical tapestry. The forest supports a vibrant mix of species, including white-tailed deer, wild turkey, and a diverse array of birds, making it a prime location for quiet observation. The dense hemlock stands along Carpenter Brook are a remnant of the region's old-growth forest, providing a cool, cathedral-like atmosphere. Evidence of the area’s agrarian past is scattered throughout the landscape, with occasional stone walls and cellar holes whispering of the settlers who once cleared these formidable hills for agriculture before abandoning them for more fertile ground.

Access, Etiquette, and Responsible Hiking
Accessing the Tully Mountain Loop Trail is straightforward, with the primary trailhead located off Route 32 in Petersham, Massachusetts. Parking is available at the Sutherland Mill lot, a convenient and frequently used starting point that provides easy access to the orange-blazed trailhead. As you journey, adhere to Leave No Trace principles, packing out all trash and staying on the established path to protect the sensitive understory. Be mindful of other users you might encounter, from local trail-runners to quiet day-trippers, and yield appropriately to maintain a shared respect for this demanding but magnificent landscape.























