5.0
(4096)
15,338
hikers
03:05
10.8km
230m
Hiking
Embark on the Tam-a-láu Trail, a moderate hike spanning 6.7 miles (10.8 km) with an elevation gain of 741 feet (226 metres), typically completed in 3 hours and 4 minutes. You will traverse a high lava plateau, offering sweeping 360-degree views of Lake Billy Chinook and the surrounding canyons. Keep an eye out for the dedicated viewpoint overlooking "The Island," a unique natural area. The route winds through grasslands dotted with juniper and sagebrush, providing a true high desert atmosphere.
When planning your visit, be aware that the trail can get very hot during summer months, with minimal shade available. An early start is highly recommended, and you should carry plenty of water to stay hydrated. In winter, snow can occasionally make the route impassable, so it is wise to check current conditions before heading out. This ensures you have a safe and enjoyable hiking experience.
The trail's location within The Cove Palisades State Park places you in a distinctive high desert environment. You will encounter unique geological formations shaped by ancient lava flows, creating the dramatic canyons and the high plateau you hike across. The panoramic views extend to distant Cascade Mountain peaks, showcasing the region's diverse natural beauty and making this route a notable experience.
Last updated: April 23, 2026
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Parking
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6.37 km
Highlight • Viewpoint
Tip by
8.09 km
Highlight (Segment) • Trail
Tip by
10.8 km
End point
Parking
Way Types & Surfaces
Way Types
10.6 km
102 m
< 100 m
Surfaces
10.6 km
111 m
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Thursday 28 May
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This route was planned by komoot.
The trail is considered moderate. It begins with a sustained, moderately steep climb of 600 to 800 feet in the first mile or so to reach a high lava plateau. Once on top, the path becomes relatively flat, forming a loop. The terrain is mostly dirt, but can be very hot in summer with little shade, and rattlesnakes are present.
Once you reach the top of The Peninsula, you'll be treated to spectacular panoramic views. These include the deep blue waters of Lake Billy Chinook, where the Deschutes, Crooked, and Metolius Rivers converge, nestled between towering lava rock cliffs. You'll also see distant Cascade Mountain peaks like Mount Jefferson and Mount Hood, and the canyons carved by the rivers. A significant highlight is the view of The Island from Tam-a-láu Viewpoint, a protected Research Natural Area.
It's a "lollipop loop" trail. This means there's an initial out-and-back section that leads to a loop around the rim of The Peninsula. The loop itself is approximately 3.5 to 4.3 miles long.
The trail can be accessed from trailheads located at either the campground or the day-use area within Cove Palisades State Park. Parking is available at these locations.
Yes, dogs are generally allowed on trails within Oregon State Parks, including the Tam-a-láu Trail. However, they must be kept on a leash no longer than six feet at all times to protect wildlife and ensure the safety of other hikers.
Spring and fall are generally the best times to hike this trail, offering milder temperatures and vibrant high desert blooming plants. Summers can be very hot with little shade, making early starts and ample water essential. While generally accessible in winter, heavy snow can sometimes make the trail impassable.
Yes, Cove Palisades State Park, where the Tam-a-láu Trail is located, typically requires a day-use parking fee or an Oregon State Parks Pass for vehicle entry. Check the official Oregon State Parks website for current fee structures and permit requirements.
The trail passes through a high desert grassland environment with juniper, rabbitbrush, and sagebrush. In spring and summer, you can observe diverse blooming plants. Wildlife sightings may include lizards, various birds such as bald eagles and vultures, and potentially rattlesnakes, especially during warmer months.
The trail is characterized by unique geological formations, including large boulders that have broken off the cliffs and steep cliffs with small eroded caves. These features showcase the area's volcanic history and the powerful forces that shaped the landscape around Lake Billy Chinook.
The route primarily follows the Tam-a-láu Trail Loop. While it doesn't intersect other major named trails, it does utilize sections of the Tam-a-láu Trail itself for the out-and-back portion leading to the loop.
Given the moderate difficulty, potential heat, and lack of shade, it's crucial to bring plenty of water, sun protection (hat, sunscreen), and sturdy hiking shoes. Layers are advisable for changing weather, and binoculars can enhance your wildlife and scenic viewing experience. Be aware of rattlesnakes and know how to react if you encounter one.