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- Mount Donaldson
4,140 ft · Adirondack High Peaks, New York
Mount Donaldson
Mount Donaldson is a 4,140 ft peak in the Adirondack High Peaks, New York. The standard route is the Donaldson, Emmons and Seward: 16 mi, 3,956 ft of gain, Class 2.

Mount Donaldson at a glance
- Elevation4,140 ft1,261 m
- RouteDonaldson, Emmons and SewardClass 2
- Distance16 mi3,956 ft gain
- Time10 – 14 hrsVery Hard effort
- SeasonJun – Oct
- RangeAdirondack High PeaksNew York
Climbing the Donaldson, Emmons and Seward
From the Coreys Road and Seward trailhead near Tupper Lake, New York, Donaldson is a trailless Seward Range peak reached via the Ward Brook truck trail and steep herd paths, usually between Seward and Emmons. Expect mud, blowdown, and slick, eroded footing to a wooded summit with limited views. The area is remote with fast-changing weather and faint paths. It is almost always done with Seward and Emmons. Carry a map and headlamp, start before dawn, and plan a long day.
Gear and hazards
What to bring
Backpack (25–35 L)
Water
Water Filter
First-Aid Kit
Whistle
Offline Maps
Compass
Paper Map
GPS Device
Satellite Communicator
Headlamp
Power Bank
Hiking Boots
Trekking Poles
Midlayer
Insulated Jacket
Hardshell Jacket
Warm Hat
Light Gloves
Buff
Sun Hat
Sunglasses
Sunscreen
What to watch for
- Stream crossing
- Low visibility
- Remote location
- Slippery terrain
- Insects
Quests with Mount Donaldson
Peaks near Mount Donaldson
Frequently asked questions
How tall is Mount Donaldson?
Mount Donaldson is 4,140 feet (1,261 m) tall. It is in the Adirondack High Peaks, New York.
How does Mount Donaldson rank among the Adirondack 46ers?
At 4,140 feet, Mount Donaldson is the 33rd highest of the 46 Adirondack 46ers. The highest is Mount Marcy.
How hard is it to hike Mount Donaldson?
The Donaldson, Emmons and Seward is Class 2, which means off-trail hiking with some use of your hands for balance. Yak rates the overall effort very hard: 16 miles with 3,956 feet of elevation gain.
How long does it take to hike Mount Donaldson?
Most people take 10 – 14 hours round trip on the Donaldson, Emmons and Seward, covering 16 miles with 3,956 feet of elevation gain. That is a long day, so start before dawn and set a turnaround time.
Can a beginner hike Mount Donaldson?
The Donaldson, Emmons and Seward needs no climbing skills, but it is a very hard day: 16 miles with 3,956 feet of elevation gain. Build up on shorter hikes first, start early and carry plenty of water and layers.
When is the best time to hike Mount Donaldson?
The usual hiking window is June to October. Outside it, expect snow, storms or closed access, and check the summit forecast before you go.
What is the trailhead elevation for Mount Donaldson?
The Donaldson, Emmons and Seward starts at about 1,740 feet, roughly 2,400 feet below the summit.
Climb Mount Donaldson with Yak
Plan your route on a topo map, check the summit forecast, then log your climb and see what is left on your list



