4.5
(40)
746
hikers
30
hikes
Hikes in Ross Lake National Recreation Area navigate a landscape defined by the Skagit River and its three reservoirs: Ross, Diablo, and Gorge Lake. The region's terrain features dense forests, cascading waterfalls, and trails that ascend to high alpine meadows. Many routes offer views of the surrounding glacier-carved peaks of the North Cascades, which contribute to the distinct color of the lakes.
Last updated: May 12, 2026
5.0
(1)
24
hikers
3.02km
00:56
180m
0m
Embark on the easy Thunder Knob Trail, a 1.9 miles (3.0 km) hike that takes about 56 minutes to complete, with a gentle 596 feet (182 metres) of elevation gain.…
5
hikers
5.34km
01:32
110m
160m
Hike the easy 3.3-mile East Bank Trail to Hidden Hand Camp in Ross Lake National Recreation Area, gaining 356 feet with lake views.

Sign up for free
4
hikers
21.4km
06:23
680m
490m
Hike the difficult Thunder Creek Trail in North Cascades National Park, covering 13.3 miles with stunning glacial views and turquoise water.
4
hikers
8.23km
02:59
720m
20m
Hike the moderate Fourth of July Pass via Thunder Creek Trail, covering 5.1 miles with 2350 feet of elevation gain in North Cascades Nationa
1
hikers
1.13km
00:21
0m
110m
Hike the easy 0.7-mile Ross Dam Trail in Ross Lake National Recreation Area for expansive views of the lake and surrounding peaks.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
HIdden Camp is accessible via the East Bank Trail and backcountry permits are available here: https://www.nps.gov/noca/planyourvisit/permits.htm Just past the campsite is an amazing view of Ross Lake that is worth the hike even if you're not staying overnight.
0
0
Take a seat on the wooden bench and enjoy the amazing view over Diablo Lake. Its turquoise color is especially brilliant on the sunny day.
2
0
The Thunder Knob Trail will lead you to this nice view over turquoise Diablo Lake and the towering mountains around it.
1
0
The Fourth of July Trail is a popular trail especially early in the season since the pass is one of the first to be free of snow. There are some official camps along the trail and beautiful streams.
1
0
In the heart of the Cascades you can take a hike along the rushing Thunder Creek. You can follow the trail and the creek for just a few minutes or dive deeper into the stunning landscape. There are miles and miles that will take you into the beauty of the backcountry.
4
0
Part of Colonial Creek Campground
0
1
Beautiful hike with a few meters of altitude and a beautiful view of Diablo Lake in the North Cascade National Park
0
1
No, dogs are generally not permitted on the hiking trails within Ross Lake National Recreation Area and the broader North Cascades National Park Complex. They are typically only allowed on paved areas and in campgrounds. It's always best to check the latest regulations on the official National Park Service website before your visit.
For a gentle introduction to the area's scenery, the Happy Creek Falls Trail is an excellent choice. It's a short, relatively flat walk through a beautiful old-growth forest alongside a creek, making it perfect for families with children or those looking for a less strenuous outing.
The primary hiking season is from July through September when the high-elevation trails are most likely to be snow-free. Lower elevation trails can often be hiked from spring through fall. Always check current trail conditions and weather forecasts before you go, as mountain weather can change quickly.
For day hiking, you generally do not need a permit. However, a Northwest Forest Pass or equivalent is required for parking at most trailheads. For any overnight trips, including backpacking or boat-in camping, a backcountry permit is mandatory. These can be very competitive for popular areas, so it's wise to plan ahead.
Yes, waterfalls are a common feature in the region's landscape. The popular Diablo Lake Trail leads to impressive waterfalls, and many other trails feature cascades, especially during the spring and early summer snowmelt.
The Ross Dam Trail begins at the Ross Dam Trailhead, located directly off the North Cascades Highway (WA-20). There is a designated parking area here which is a popular starting point for hikers. It provides direct access to the trail leading down to the dam.
For an immersive experience, the Diablo Lake Trail meanders along the shoreline, offering continuous views of the turquoise water. For a more strenuous climb with spectacular panoramic views from above, the Sourdough Mountain Lookout trail rewards hikers with a breathtaking vista of Diablo Lake and the surrounding peaks.
Yes, the area is excellent for backpacking. The East Bank Trail is a versatile option that follows the shore of Ross Lake, providing access to numerous boat-in and backcountry campsites. It can also be used to connect to more strenuous routes like the Desolation Peak Trail for a longer adventure. Remember that backcountry permits are required for all overnight stays.
There are over 25 designated hiking trails in and around Ross Lake National Recreation Area. These range from short, easy nature walks to challenging, multi-day mountain ascents, offering options for every skill level.
The distinctive color of Ross Lake, Diablo Lake, and Gorge Lake comes from 'rock flour' — fine particles of rock ground up by the surrounding glaciers. This glacial silt is carried into the lakes by meltwater streams and remains suspended, reflecting sunlight to create the vibrant turquoise hue.
Absolutely. The Thornton Lakes Trail is a difficult route that involves significant elevation gain to reach a series of stunning alpine lakes. For a true test of endurance with historic significance, the Desolation Peak Trail offers a strenuous climb to the fire lookout where writer Jack Kerouac once worked.
The area is highly rated by the komoot community. Reviewers frequently praise the dramatic scenery, especially the contrast between the turquoise lakes and the rugged, glacier-carved peaks of the North Cascades. The well-maintained trails that wind through old-growth forests are also a common highlight.


Browse the best Hikes in other regions.