2.8
(24)
84
hikers
01:40
6.33km
60m
Hiking
Embark on the easy Grinnell Lake Trail, a 3.9-mile (6.3 km) hike that takes about 1 hour and 40 minutes to complete. You will gain a gentle 198 feet (60 metres) in elevation, making this route accessible for many. The path winds through a lush forest, offering glimpses of the…
Last updated: April 23, 2026
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139 m
Highlight • Rest Area
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1.03 km
Highlight • Lake
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1.82 km
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2.19 km
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4.16 km
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5.84 km
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6.33 km
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Way Types & Surfaces
Way Types
5.96 km
257 m
< 100 m
< 100 m
Surfaces
5.88 km
289 m
133 m
< 100 m
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Monday 1 June
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Yes, the Grinnell Lake Trail is generally considered easy to non-strenuous, making it suitable for a wide range of hikers, including families and beginners. The full out-and-back route from the Many Glacier Hotel is approximately 6.3 km (3.9 miles) one way, with minimal elevation gain. There is one slightly steeper section, a 150-foot rise over a quarter-mile, near Lake Josephine.
Absolutely! A popular option to shorten the hike is to take a two-lake boat shuttle across Swiftcurrent Lake and Lake Josephine. This significantly reduces the hiking distance, making it as short as 2.4 to 3 miles round trip from the boat dock to Grinnell Lake.
The trail primarily consists of a mostly level path, often described as a "walk in the woods." It follows the shores of Swiftcurrent Lake and Lake Josephine, traversing through a dense evergreen forest. Hikers will encounter a well-defined path, some potentially muddy sections, and a bouncy cable bridge over Cataract Creek Crossing. Near the end, before reaching Grinnell Lake, there are wooden planks that cross boggy areas.
The trail offers continuous breathtaking scenery. You'll enjoy views of Swiftcurrent Lake and Lake Josephine, dramatic surrounding peaks like Grinnell Point and Mount Gould, and glimpses of Salamander Glacier. Notable features include the Cataract Creek Crossing bridge, and the stunning turquoise waters of Grinnell Lake itself. A short spur trail near Cataract Creek also leads to Hidden Falls.
The area is known for its diverse wildlife. Hikers have possibilities of encountering moose, grizzly bears, bighorn sheep, and marmots. Always be bear aware and carry bear spray when hiking in Glacier National Park.
The best time to hike the Grinnell Lake Trail is typically from late June or early July through September. During this period, the trail is usually snow-free, and the weather is most favorable. Mid-summer offers the most vibrant waterfalls and lush scenery.
The trail typically starts near the Many Glacier Hotel in Glacier National Park. Parking is available at the hotel or nearby parking lots. During peak season, parking can fill up quickly, so it's advisable to arrive early in the morning.
Yes, you will need to pay an entrance fee to enter Glacier National Park. Additionally, during peak season (typically late May through early September), a vehicle reservation may be required for certain areas of the park, including the Many Glacier area where this trail is located. Check the official Glacier National Park website for the most current regulations and reservation requirements before your visit.
No, dogs are generally not permitted on hiking trails in Glacier National Park, including the Grinnell Lake Trail. This is to protect wildlife and ensure the safety of all visitors. Dogs are allowed in developed areas, along paved roads, and in campgrounds, but must be on a leash no longer than 6 feet.
The Grinnell Lake Trail is primarily an out-and-back route. You hike to Grinnell Lake and then return along the same path. However, the boat shuttle option can create a partial loop experience by allowing you to hike one way and boat the other.
Yes, the route also passes through sections of the North Shore Josephine Lake Trail and the Swiftcurrent Lake Trail. It also briefly overlaps with the CDT - Idaho & Montana Section.