4.9
(7851)
7,852
hikers
12:05
40.1km
1,700m
Hiking
Tackle the difficult 24.9-mile Glacier Trail in Fitzpatrick Wilderness, gaining 5576 feet with stunning glacial views.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Parking
Get Directions
16.4 km
Phillips Lake
Lake
17.5 km
Highlight • Lake
Tip by
19.4 km
Star Lake
Lake
40.1 km
End point
Way Types & Surfaces
Way Types
40.0 km
< 100 m
< 100 m
Surfaces
40.0 km
< 100 m
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Elevation
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Weather
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Today
Thursday 7 May
12°C
2°C
28 %
Additional weather tips
Max wind speed: 24.0 km/h
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This route was planned by komoot.
This is a challenging and lengthy route. Hikers should plan for approximately 12 hours of active hiking time to complete the entire 40 km trail. This duration does not include breaks, so factor in additional time for rest and enjoying the scenery.
The Glacier Trail is rated as difficult. It involves significant elevation gain (nearly 1700 meters) and a long distance, making it suitable for experienced hikers with good physical conditioning.
Hikers on this trail will encounter varied terrain typical of a wilderness area. Expect natural dirt paths, rocky sections, and potentially some steep ascents and descents. The route traverses through forested areas and may open up to alpine meadows, depending on the specific sections.
As this trail is located within the Fitzpatrick Wilderness, you have a chance to spot various wildlife. Keep an eye out for deer, elk, and smaller mammals like marmots. Bear sightings (both black and grizzly) are possible, so always be bear aware and carry bear spray.
The best time to hike this trail is typically from late spring through early autumn, generally June to September. During these months, snow has usually melted at lower elevations, and the weather is more stable. Always check current conditions before heading out, as mountain weather can change rapidly.
Regulations regarding dogs in wilderness areas can vary. It's best to check the specific rules for the Fitzpatrick Wilderness before bringing your dog. If allowed, dogs should always be kept on a leash to protect wildlife and ensure a safe experience for all trail users.
The Fitzpatrick Wilderness generally does not require specific permits for day hiking, nor does it have an entrance fee like a national park. However, if you plan an overnight backpacking trip, you may need a wilderness permit. Always verify the latest regulations with the local forest service or wilderness management office before your trip.
One of the highlights along this route is Double Lake, offering picturesque views and a great spot for a break. The trail also provides opportunities for expansive mountain vistas and encounters with diverse flora.
Yes, the route utilizes several segments of the official Glacier Trail. Specifically, it covers sections identified as 'Glacier Trail' for 35%, 25%, 16%, 16%, and 9% of its length, indicating it follows the established path for much of its course.
Based on its length and the way it incorporates multiple segments of the 'Glacier Trail' from OpenStreetMap data, this particular route is designed as a point-to-point hike rather than a simple loop or out-and-back. You will need to arrange transportation at both ends.
For a difficult, 40 km trail, essential gear includes plenty of water (or a filter), high-energy snacks, appropriate layers for changing mountain weather, sturdy hiking boots, navigation tools (map, compass, or GPS), a first-aid kit, and bear spray. Always be prepared for self-sufficiency in a wilderness setting.