Kinsman Loop via AT and Cascade Brook Trail
Kinsman Loop via AT and Cascade Brook Trail
3.5
(19)
23
hikers
07:53
19.5km
930m
Hiking
Embark on the Kinsman Loop via AT and Cascade Brook Trail for a difficult 12.1-mile (19.5 km) hiking adventure through the rugged White Mountains. You will gain 3062 feet (933 metres) of elevation, requiring an estimated 7 hours and 52 minutes to complete. The route offers a diverse landscape, from the serene alpine waters of Lonesome Lake to the impressive cascades of Kinsman Falls. As you ascend, the dense forest opens up to panoramic vistas, revealing views of Cannon Mountain and the Franconia Ridge from the summits of North and South Kinsman. This challenging loop promises a rewarding experience for hikers seeking a full day in the mountains.
When planning your hike on the Kinsman Loop, be aware that conditions can be challenging. During winter or early spring, expect snow, ice, and monorails, making traction aids like spikes highly recommended for your safety. The trail can also become muddy in sections, and brook crossings may be difficult during periods of high water. Always check current weather and trail conditions before you head out to ensure a prepared and enjoyable trip.
This loop is a quintessential White Mountains experience, showcasing the region's dramatic topography and natural beauty. You will encounter an AMC Hut at Lonesome Lake, a popular stop for hikers. The trail's path along Cascade Brook highlights several waterfalls, adding to the scenic variety. The opportunity to summit both North and South Kinsman provides a comprehensive tour of this prominent range within Franconia Notch State Park.
Last updated: April 23, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
3.74 km
Highlight • Waterfall
5.22 km
Highlight • Mountain Hut
Tip by
5.40 km
Highlight • Trail
Tip by
5.83 km
Highlight • Lake
Tip by
7.79 km
Highlight • Trail
10.4 km
Highlight • Waterfall
Tip by
10.5 km
Highlight • Natural Monument
Tip by
10.8 km
Highlight • Waterfall
11.2 km
Highlight • River
19.5 km
End point
Way Types & Surfaces
Way Types
11.2 km
5.55 km
2.53 km
174 m
Surfaces
10.9 km
5.16 km
2.56 km
604 m
140 m
< 100 m
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Highest point (1,130 m)
Lowest point (470 m)
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Sunday 11 October
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11 %
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This route was planned by komoot.
This loop is considered a difficult hike. It features varied and often rugged terrain, including steep, rocky, and technical sections, especially on the ascents to North and South Kinsman. Hikers should be in good physical condition and wear appropriate footwear.
The trail offers spectacular scenery. You'll encounter beautiful alpine ponds like Lonesome Lake, which also hosts the Lonesome Lake AMC Hut. The Cascade Brook Trail section is known for multiple waterfalls, including Little Cascade Waterfall and other cascades. From the summits of North and South Kinsman, you'll get spectacular 180-degree panoramas of Cannon Mountain, Franconia Ridge, and Loon Mountain.
Yes, dogs are generally allowed on this trail within Franconia Notch State Park and the White Mountain National Forest. However, they must be kept on a leash at all times. Please ensure your dog is capable of handling the challenging and rocky terrain, and always pack out any waste.
The best time to hike is typically from late spring through early fall (May to October). During these months, the weather is generally more favorable, and the trails are free of snow and ice. Fall offers stunning foliage. Winter hiking is possible but requires significant experience, proper gear like microspikes or snowshoes, and awareness of rapidly changing conditions.
While there isn't a specific hiking permit required for the Kinsman Loop itself, Franconia Notch State Park, where a significant portion of this trail is located, does have parking fees at some trailheads. It's advisable to check the official New Hampshire State Parks website for current parking fees and regulations before your visit. The trail also passes through the White Mountain National Forest, which does not typically require permits for day hiking.
The Kinsman Loop can be accessed from several points. A common starting point is near the Basin area in Franconia Notch State Park. Parking is available at designated lots, but these can fill up very early, especially on weekends and holidays. Arriving before 7 AM is often recommended to secure a spot. There are no public transport options directly to the trailheads, so personal vehicle or ride-sharing is necessary.
Yes, the route incorporates sections of several well-known paths. A significant portion of the loop follows the iconic Appalachian Trail. You'll also find sections that overlap with the Franconia Notch Bike Path and the Pemi Trail.
The most notable facility is the Lonesome Lake AMC Hut, which offers shelter, food, and restrooms during its operating season. Otherwise, the trail is largely undeveloped. There are no regular water sources, so hikers should carry sufficient water. Restrooms are typically only available at major parking areas or the AMC Hut.
No, the full Kinsman Loop is not suitable for beginner hikers or young children due to its difficult rating, significant elevation gain, and rugged, technical terrain. There are shorter, less strenuous options in Franconia Notch State Park, such as a loop focusing on Lonesome Lake via the Basin Cascade and Cascade Brook Trails, which is about 5.38 miles with 1,240 feet of elevation gain, but even this requires some hiking experience.
The trail can be very muddy, especially at lower elevations, and brook crossings can become challenging during periods of high water. In winter or early spring, expect snow, ice, and packed snow trails (monorails), making traction aids like microspikes or even snowshoes highly recommended. Always check weather and trail conditions before heading out, and be prepared for rapid changes in the White Mountains.
The ascents to North and South Kinsman are particularly challenging, often described as a 'massive, back-breaking stair-climb' with significant rock and ledge. However, these sections lead to the most rewarding 180-degree panoramic views from the summits. The Cascade Brook Trail section is particularly scenic, boasting multiple spectacular waterfalls like Little Cascade Waterfall and other cascades along the brook.
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