Skagit County, Washington
North Cascades National Park
National Park
North Cascades National Park holds some of the most rugged alpine terrain in the lower 48, with the North Cascades Highway running through its southern edge.
Why Visit
Diablo and Ross lakes, the Sahale Arm trail and viewpoints from Washington Pass.
Amenities & Facilities
- Visitor center
- Campgrounds
- Trailheads
- Restrooms
Things to Do
- Drive SR 20 over Washington Pass
- Hike to Cascade Pass
- Kayak Diablo Lake
- Visit the North Cascades Institute
Best For
Experienced hikers and drivers looking for a scenic mountain highway.
Parking & Visiting
No entrance fee; SR 20 closes in winter east of Ross Lake.
Nearby Communities
- Marblemount
- Winthrop
- Sedro-Woolley
Related Attractions
- Diablo Lake
- Washington Pass
- Ross Lake
- Cascade Pass
Frequently Asked Questions
Is the North Cascades Highway open year-round?
No. SR 20 over Washington Pass typically closes with heavy snow in November and reopens in spring.
Seasonal Note
Trail conditions, beach staffing, boat rentals and road access change with the season. Confirm current hours and closures with the managing agency before you travel, especially in winter and early spring.
