Chantry Flat to Mount Wilson via Winter Creek

Parking at Chantry Flat requires an Adventure Pass, which can be purchased at various vendors in the area or online. The parking lot tends to fill up very early on weekends, so an early start is highly recommended. Be aware that the road to Chantry Flat also has specific opening and closing times, so plan your visit accordingly.

Yes, a valid Adventure Pass is required for parking at the Chantry Flat trailhead. This pass helps support the maintenance of recreational facilities in the Angeles National Forest.

The trail is enjoyable in spring, summer, and fall. Spring offers lush greenery and wildflowers like monkeyflowers. Summer can be hot, so an early start is crucial. Fall provides cooler temperatures and pleasant hiking conditions. Winter hiking is possible but be prepared for colder weather and potentially icy conditions at higher elevations.

Yes, dogs are generally allowed on trails in the Angeles National Forest, including this route. However, they must be kept on a leash at all times. Remember to bring plenty of water for your canine companion, especially on this challenging and long hike.

When hiking in Angeles National Forest, always practice Leave No Trace principles: pack out everything you pack in, stay on marked trails, and respect wildlife. Campfires may be restricted, especially during dry seasons. An Adventure Pass is required for parking at many trailheads, including Chantry Flat.

The terrain is diverse and challenging. It starts with a paved descent from Chantry Flat, then transitions to unpaved, rocky sections along Winter Creek, sometimes following stream beds. As you ascend towards Mount Wilson, expect steeper grades, switchbacks, and areas with loose soil and crumbling bedrock. Sections of the historic Mount Wilson Toll Road, a gravel road, are also part of the route.

Along the route, you'll pass by rustic cabins and historic camps like Hoegees Camp. A popular detour leads to Sturtevant Falls. At the summit of Mount Wilson, you can visit the historic Mount Wilson Observatory 100-Inch Telescope and the The 100" Hale Telescope, enjoy views from the Mount Wilson Trailhead overlook and memorial, and grab a bite at The Cosmic Cafe.

Yes, this route utilizes several established trails. You will hike sections of the Upper Winter Creek Trail, Winter Creek trail, Mount Wilson Toll Road, Gabrielino Trail, and a small portion of the Silver Moccasin Trail (NRT).

While there are creeks along the lower sections, it's not advisable to rely on them for drinking water without proper filtration. It's best to carry all the water you'll need for the ascent. At the summit of Mount Wilson, water is typically available at the Cosmic Cafe and restrooms.

Given its difficulty and length, pack essentials like ample water (at least 3-4 liters), high-energy snacks, sun protection (hat, sunscreen), layers of clothing for changing temperatures, a first-aid kit, a headlamp (just in case), and sturdy hiking boots. Trekking poles can also be very helpful for the steep ascents and descents.

At Chantrey Flats, you'll find restrooms and picnic areas. At the summit of Mount Wilson, there are restrooms, picnic tables at the Mt. Wilson Skyline Park Picnic Site, and the Cosmic Cafe for refreshments.