Ryan Mountain Trail

Ryan Mountain Trail is a 3-mile (4.8 km) out-and-back from Ryan Mountain Trailhead to the broad summit. The climb gains about 1,050 feet (320 m) and usually takes 1.5 to 2.5 hours round trip. It is a good pick if you want a summit hike and are ready for a steady, rocky ascent. It draws plenty of hikers, but the views begin before the top; some may find the summit adds less than they expected after the open ridge. This is not a gentle desert stroll.

Park at the Ryan Mountain Trailhead between Ryan Campground and Sheep Pass, on Park Boulevard. If you are driving east, pass Ryan Campground and look for the large lot on the right. A rock staircase marks the trail entrance. The dirt tread is well worn, but the footing quickly turns uneven, with rocks and boulders underfoot. The Wonderland of Rocks opens almost immediately to the northwest, so there is a view to look back at even while the first climb is doing its work.

The single-track climbs south along a long, rounded ridge, then threads among smaller, jagged boulders as the mountain’s interior opens up. The grade is sustained, and frequent rock steps make the climb feel harder than the mileage suggests. There is little to no shade. As the ridge rolls toward the top, high-looking shoulders can make the summit feel farther away than expected; stay with the well-worn main tread until it reaches the broad high point. Views across the western half of the park keep opening along the way, not just at the end.

The top is a broad, rocky high point with nearly 360-degree views. Look across the Wonderland of Rocks and Sheephole Wilderness, then toward Mount San Jacinto and Mount San Gorgonio. On a very clear day, the distant view may reach Mexico. Wind and cold can be stronger at the exposed summit than they felt lower down, so bring a warm or windproof layer. For a wide photo, include some of the summit rock in the foreground and let the distant ranges fill the frame.

Ryan Mountain exposes Pinto Gneiss, the park’s oldest rock type, estimated at about 1.8 billion years old. Its light and dark bands stand out against the paler monzogranite cliffs and boulders below. The patterned rock is part of the hike, not just scenery at the top: watch for it as the path winds through the mountain’s boulder-strewn ridge.

Desert bighorn sheep use this area, though sightings are never guaranteed. The trailhead has parking, an information kiosk, and restroom facilities, including an accessible restroom and a vault or composting toilet. No food or water service is identified along the route, so carry what you need. Summer heat makes this hike a poor choice; the park advises against summer ascents and recommends water and sun protection. Pets are not allowed on park hiking trails.