4.7
(1891)
6,339
hikers
03:28
8.50km
820m
Hiking
Embark on the Diamond Peak South Ridge Trail for a rewarding hiking experience that covers 5.3 miles (8.5 km) and climbs 2690 feet (820 metres). This moderate route, estimated to take around 3 hours and 27 minutes, leads you through a diverse landscape. You will hike through dense forests, open…
Last updated: April 23, 2026
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Your route passes through a protected area
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Waypoints
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Parking
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8.50 km
End point
Way Types & Surfaces
Way Types
6.87 km
1.63 km
Surfaces
6.85 km
1.65 km
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Saturday 11 July
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The primary access point for the South Ridge Trail is typically from the Summit Lake trailhead. There are multiple trailhead options that eventually converge onto the south ridge, but Summit Lake is a common starting point for the full route. Parking availability can vary, so arriving early is often recommended, especially during peak season.
Yes, the Diamond Peak South Ridge Trail is located within the Diamond Peak Wilderness. While there isn't typically an entrance fee for the wilderness area itself, you may need a permit for certain activities or during specific seasons. It's always best to check the latest regulations on the USDA Forest Service website for the Diamond Peak Wilderness before your visit, especially regarding wilderness permits or Northwest Forest Passes.
Yes, dogs are generally allowed on the Diamond Peak South Ridge Trail as it is within a wilderness area. However, they must be kept on a leash to protect wildlife and ensure a pleasant experience for all hikers. Please remember to pack out all pet waste.
The best time of year to hike the Diamond Peak South Ridge Trail is typically from late spring through early fall, roughly June to October, when the snow has melted and the weather is most favorable. However, conditions can vary, and early season hikes may still encounter snow, especially at higher elevations. Always check current weather and trail conditions before heading out.
The terrain on this trail is quite diverse and challenging. You'll encounter dense forests, open meadows, and alpine tundras. The path is predominantly rocky and features loose scree, especially in its steeper sections. While much of it is class 1-2 hiking, there is some 3rd class climbing along a moderately exposed ridge near the summit, requiring minimal technical climbing skills. Trekking poles are highly recommended for stability on the steep and loose sections.
Route finding can be a factor on this trail, particularly near the top where the path can be difficult to follow due to loose scree and less defined sections. It's advisable to carry a map and compass or a GPS device, and to be comfortable with basic navigation skills, especially when visibility is poor.
The South Ridge Trail offers breathtaking panoramic views. From the summit, you can see from Mount Hood to Mount Shasta. Along the way, expect to see Summit Lake, Cowhorn Mountain, and Mount Thielsen to the south, and Waldo Lake, Willamette Pass, Maiden Peak, the Three Sisters, and Mount Bachelor to the north. The journey itself transitions through picturesque aspen forests, meadows, and high alpine environments.
Yes, the route provides access to the Pacific Crest Trail (PCT) and offers multiple trailhead options that eventually converge onto the south ridge. Specifically, the route also passes through sections of the PCT - Oregon Section D and the Pacific Crest National Scenic Trail #2000.
One of the notable features of the Diamond Peak South Ridge Trail is its relative solitude compared to other major Oregon peaks. It offers a chance to experience stunning wilderness without the large crowds often found on more popular trails, providing a more peaceful hiking experience.
Given the trail's difficulty and terrain, essential gear includes sturdy hiking boots, plenty of water, high-energy snacks, and layers of clothing for changing weather conditions. Trekking poles are highly recommended to assist with the steep and loose sections. A map, compass, or GPS device is also crucial for navigation, especially where route finding can be challenging. Don't forget sun protection and a first-aid kit.
This trail is generally rated as difficult to very difficult, with a hard overall physical rating. It involves significant elevation gain over a short distance, rocky terrain, loose scree, and some 3rd class climbing. Therefore, it is not recommended for young children or beginner hikers. Hikers should have a good level of fitness and experience with challenging mountain trails.
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