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Routes
Hiking trails & Routes
United States
Washington
King County

Pratt Lake, Melakwa Lake, and Denny Creek Trail Loop

Routes
Hiking trails & Routes
United States
Washington
King County

Pratt Lake, Melakwa Lake, and Denny Creek Trail Loop

Hard

2.8

(9)

64

hikers

Pratt Lake, Melakwa Lake, and Denny Creek Trail Loop

08:31

26.7km

1,090m

Hiking

Embark on the challenging Pratt Lake, Melakwa Lake, and Denny Creek Trail Loop, a demanding hike that immerses you in the diverse landscapes of the Alpine Lakes Wilderness. This difficult route spans 16.6 miles (26.7 km) and involves a significant elevation gain of 3572 feet (1089 metres), typically requiring about…

Last updated: April 23, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Waypoints

A

Start point

Parking

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1

9.87 km

Pratt Lake

Highlight • Lake

Although Pratt Lake makes a stunning day hiking destination, it's also an excellent basecamp for overnight explorations of the surrounding areas.

Tip by

2

11.5 km

Lower Tuscohatchie Lake

Highlight • Lake

Lower Tuscohatchie Lake is accessible from several trailheads, but it's a long trek no matter where you're coming from. It's worth it, though, as the last part of the trail …

Tip by

15.4 km

Hemlock Pass

Mountain Pass

17.7 km

Snowshoe Falls

Waterfall

B

26.7 km

End point

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Way Types & Surfaces

Way Types

20.5 km

5.73 km

519 m

Surfaces

20.5 km

5.08 km

709 m

375 m

< 100 m

< 100 m

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Elevation

Elevation

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Highest point (1,400 m)

Lowest point (570 m)

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Weather

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Tuesday 26 May

11°C

6°C

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This route was planned by komoot.

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Frequently Asked Questions

Do I need a permit to hike the Pratt Lake, Melakwa Lake, and Denny Creek Trail Loop?

Yes, this loop is located within the Alpine Lakes Wilderness. A Northwest Forest Pass or America the Beautiful Pass is required for parking at the trailhead. You can find more information on permits and regulations on the USDA Forest Service website.

Where can I park for this trail?

Parking is typically available at the Denny Creek Trailhead. Be aware that this area can get very crowded, especially on weekends, so arriving early is highly recommended to secure a spot.

Is the Pratt Lake, Melakwa Lake, and Denny Creek Trail Loop dog-friendly?

Yes, dogs are generally allowed on this trail. However, they must be kept on a leash at all times, as it is part of the Alpine Lakes Wilderness. Please remember to pack out all pet waste.

What is the best time of year to hike this loop?

The best time to hike this loop is typically from late spring through early fall (June to October). During late spring and early summer, you might catch alpine wildflowers in bloom, especially around Pratt Lake. Always check weather and trail conditions before heading out, as snow can persist at higher elevations into early summer.

What kind of terrain can I expect on this hike?

The loop features varied and demanding terrain. You'll encounter lush forests, alpine meadows, and exposed sections with granite rocks. Expect steep and rocky ascents, particularly towards Pratt Lake. The Denny Creek side is known for shale slides and boulderfields, which can be slippery. The trail is rocky throughout, with potential for muddy sections, so sturdy footwear is essential.

What are the main scenic highlights along the route?

The loop is celebrated for its stunning natural beauty. Key highlights include magnificent alpine lakes like Pratt Lake, Lower Tuscohatchie Lake, and the 'glittering jewel' of Melakwa Lake. You'll also pass several waterfalls, such as Keekwulee Falls and Snowshoe Falls, and enjoy panoramic views of surrounding peaks and valleys, with distant glimpses of Mount Rainier from certain viewpoints.

Are there any unique natural features to look out for?

Absolutely! One distinctive feature is the famous Denny Creek Waterslide, a natural rock formation popular for sliding into a shallow pool (use caution). Another unique experience is walking beneath Interstate 90, which offers a surreal transition from highway sounds to forest tranquility as you delve deeper into the wilderness.

Is this trail suitable for beginner hikers?

No, this loop is considered difficult and strenuous, covering a significant distance and elevation gain. It is best suited for hikers with considerable experience and a good level of physical fitness. Beginners might find the varied and demanding terrain, including steep and rocky sections, too challenging.

Does the trail intersect other well-known paths?

Yes, the route incorporates sections of several official trails. You'll hike along portions of the Pratt Lake Trail, Island Lake Trail, Denny Creek Trail, Kaleetan Peak Trail, and Melakwa Lake Trail as you complete the loop.

What should I bring for this hike?

Given the length and difficulty, you should bring plenty of water (or a filter), high-energy snacks, sturdy hiking boots, layers of clothing for changing weather, rain gear, a map and compass or GPS device, a first-aid kit, and sun protection. Trekking poles can be very helpful for the steep and rocky sections.

Are there opportunities for wild swimming or fishing?

Yes, you can find opportunities for wild swimming in the alpine lakes, particularly Melakwa Lake, though the water will be cold! Fishing is also possible, especially in Lower Tuscohatchie Lake. Always check local regulations for fishing licenses and catch limits before you go.

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