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Hiking in Mt Marshall: trails, map and practical info

Adirondacks • New York

4.1 Appreciated by 2 hikers
François Dumaine
By François DumaineContributor since 2022Updated 23/06/2026
Difficulty
Hard
Distance
19 km
Elevation
564 ft
Duration
6h00
Max altitude
1,327 ft

14.6 km unmarked peak in New York's Adirondacks, where navigation skills replace established trails. Strenuous difficulty, 4.5-5 hours duration with 528 m elevation gain rewards solitude-seeking hikers near Lake Placid with panoramic High Peaks views.

Recommended for :
Intermediate hikers Panorama lovers

Ready to explore Mt Marshall? Here's everything you need to know before you go!

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Trail description

Description

Mt. Marshall stands at 4,360 feet as the 25th highest peak in New York's Adirondack High Peaks region, offering a compelling alternative to the area's more crowded summits. This mountain attracts hikers seeking solitude and an authentic backcountry experience, as it lacks marked trails to its peak and sees significantly fewer visitors than its famous neighbors like Algonquin and Iroquois.

The mountain's appeal lies in its rugged, untamed character. While other High Peaks have well-established trail systems, Mt. Marshall requires navigation skills and wilderness experience, making it a favorite among seasoned hikers who appreciate the challenge of finding their own route through dense forest to reach the summit.

Getting There and Trail Access

Your journey begins at the Upper Works Trailhead near Tahawus in Newcomb, NY. This trailhead serves as the gateway to several scenic routes that can lead you toward Mt. Marshall's summit. The High Peaks Information Center on Adirondack Loj Road provides essential resources for trip planning, including current trail conditions and any necessary permits.

The most popular approach follows the Calamity Brook Trail, which takes you through historically rich terrain past the remnants of the old mining village of Tahawus. This route leads to the picturesque Flowed Lands, where many hikers pause to take in the scenic beauty before continuing their ascent. From Flowed Lands, the Herbert Brook Trail offers a more intimate wilderness experience as it winds alongside a gentle brook through less-traveled forest.

The Hiking Experience

Expect to spend 6 to 8 hours on this adventure, with an elevation gain of approximately 670 meters from the trailhead. The initial portion of your hike traverses lush forests typical of the Adirondack region, where you'll cross babbling brooks and have opportunities to encounter the diverse wildlife that calls this area home.

The terrain becomes more challenging as you leave the established trails behind. Dense forest, rocky outcrops, and steep sections characterize the final approach to Mt. Marshall's summit. This is where the mountain's wild character truly reveals itself – you'll need to navigate through unmarked terrain, reading the landscape and using your map and compass skills to find the best route upward.

The forest canopy creates an intimate hiking environment for much of the journey, with filtered sunlight creating a cathedral-like atmosphere among the towering trees. Stream crossings add variety to the route, and the sound of flowing water provides a peaceful soundtrack to your ascent.

Summit Views and Rewards

Reaching Mt. Marshall's summit delivers stunning panoramic views that make the challenging ascent worthwhile. From the peak, you'll enjoy clear sightlines to neighboring mountains including Iroquois Peak and Algonquin Peak, two of the Adirondacks' most prominent summits. On clear days, Lake Colden shimmers in the distance, adding a beautiful water element to the mountain vista.

The sense of accomplishment at this secluded summit feels particularly rewarding given the navigation challenges and physical demands of the unmarked final approach. Unlike the busier peaks in the region, you're likely to have the summit largely to yourself, creating an opportunity for quiet reflection and uninterrupted enjoyment of the spectacular High Peaks scenery.

Essential Preparation

Mt. Marshall demands proper preparation due to its unmarked summit approach. Bring detailed topographic maps, a reliable compass, and GPS device or smartphone with offline maps. Navigation skills are essential – this isn't a mountain for beginners or those uncomfortable with route-finding in dense forest.

Weather conditions in the High Peaks can change rapidly throughout the year, so pack layers and be prepared for temperature variations and potential precipitation. The elevation gain and 6-8 hour duration require good physical conditioning and appropriate hiking gear including sturdy boots with good ankle support.

Exploring the Broader Area

Mt. Marshall sits within the Eastern High Peaks Wilderness area, which offers numerous opportunities for extended exploration. Consider combining your summit attempt with visits to nearby attractions such as Marcy Dam or taking a detour along Cold Brook Pass for additional scenic vistas.

The mountain is named after Robert Marshall, connected to the MacIntyre Range, and forms part of a broader network of peaks that provide incredible hiking experiences throughout the Adirondacks. Lake Placid serves as an excellent base camp for adventurers exploring these high peaks, offering accommodations, dining, and outdoor gear shops.

For those interested in extending their wilderness experience, the Herbert Brook area provides serene pathways for additional exploration, and the historic elements around Tahawus add cultural interest to the natural beauty of the region. The combination of mining history, pristine wilderness, and challenging terrain makes Mt. Marshall a unique destination that showcases multiple facets of the Adirondack experience.

Recommended gear for this trail

LGPO Pick
Elixir Tour Mid WP
Salomon
Elixir Tour Mid WP
4.5 (2847 reviews)
Waterproof mid-height boot ideal for rocky terrain
203.38 $
See price
Best Value
Trail Ergo Cork
Black Diamond
Trail Ergo Cork
4.4 (1456 reviews)
Comfortable cork grip for long ascents
69.99 $
See price
Actik Core 625
Petzl
Actik Core 625
4.6 (1893 reviews)
USB rechargeable with 600 lumens for early starts
103.95 $
See price
Most Popular
Wide Mouth 1L
Nalgene
Wide Mouth 1L
4.8 (12540 reviews)
Unbreakable and BPA-free — a hiking essential
23.11 $
See price
Daylite Plus 20L
Osprey
Daylite Plus 20L
4.7 (3215 reviews)
Lightweight and versatile for day hikes
109.99 $
See price
Affiliate links — LGPO may earn a commission at no extra cost to you.

Ready to go?

Everything you need to know before you go

Where?

Address
Mt Marshall, Newcomb, NY 12946, USA
GPS coordinates
44.1275538, -74.0118142
Phone
Not available

Starting Point

To access the hiking trails, you can start from several trailheads. One option is to begin at the Upper Works Trailhead, located at the end of Upper Works Road in Newcomb, NY. Another starting point is the Adirondack Loj Trailhead, found at 1002 Adirondack Loj Road, Lake Placid, NY. Both trailheads provide parking facilities for hikers.

When?

Opening hours
From sunrise to sunset
Varies by season
Best season
Fall
Spectacular colors
Best time
Early morning
Less crowded
Weather (next days)
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How much?

Entry fees
Adult
Not available
Child
What to bring?
Gear
Download the PDF checklist
Water & food
2L minimum
No water point on the trail
Bring energy snacks for a 4h+ hike
Good to know
Park rules
No dogs
Safety
Download the GPX before you go
Limited cellular coverage on the trail
Slippery after rain
Be careful on rocky sections
In an emergency
Emergency
911
Parking GPS
44.1275538, -74.0118142
Center
Not available

Hikers' opinions

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FAQ - Frequently asked questions

Everything you need to know
Hard
564.00 m
1327.00 m
6h00
No
No
The Mt Marshall hike typically takes 3.5 to 4 hours to complete via the standard route. The actual duration will depend on your fitness level, weather conditions, and time spent enjoying the views. The Upper Works route may take slightly longer.
Mt Marshall has an elevation gain of approximately 563 meters (1,850 feet). This makes it a challenging hike that requires good physical fitness and proper preparation.
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Update : June 2026