Mount Constitution – Cascade Falls loop from Little Summit

If you're looking for a challenging and rewarding day out on Orcas Island, the Mount Constitution – Cascade Falls loop from Little Summit is a difficult hiking route that delivers. This 12.0-mile (19.2 km) journey involves a significant 2360 feet (719 metres) of elevation gain, taking around 6 hours and 3 minutes to complete. It's an ideal choice for experienced hikers seeking panoramic views and diverse forest scenery.

What to expect on Mount Constitution – Cascade Falls loop from Little Summit

This loop takes you on a varied journey, starting from Little Summit with incredible easterly views of Mount Baker and Mount Rainier. As you ascend towards Mount Constitution, you'll traverse wooded hills, eventually reaching an open ridgeline with expansive vistas of the Salish Sea and Lummi Island. The summit, the highest point in the San Juan Islands, offers a full 360-degree panorama from its historic observation tower. The descent leads you through dense old-growth forests towards Cascade Lake, where you'll encounter the picturesque Cascade Falls and other smaller cascades, providing a serene contrast to the high-altitude views. Expect steep and rugged paths in sections, making it best suited for confident hikers prepared for a strenuous day.

Planning your visit

This trail is best enjoyed in spring and early summer when the waterfalls are most spectacular. Be prepared for potentially muddy conditions after rain, especially in forested sections. While specific parking details aren't provided, plan to arrive early, especially during peak season, to secure a spot at the Little Summit trailhead. Always carry plenty of water and snacks for this long and demanding hike.

Trail details

• Distance: 12.0 miles (19.2 km)
• Elevation gain: 2360 feet (719 metres)
• Difficulty: difficult
• Estimated time: 6 hours and 3 minutes