Gateway, Foundation, and Sissions Trails loop

The primary access point for this loop is The Gateway Trail System Trailhead, located just outside Mount Shasta City. There is ample parking available at this trailhead.

Generally, no permits or entrance fees are required for day hiking on the Gateway, Foundation, and Sissions Trails loop within the Shasta-Trinity National Forest. However, always check the official USDA Forest Service website for any current alerts or specific regulations that might apply, especially for overnight stays or specific activities.

Yes, dogs are generally allowed on the trails within the Gateway Trail System and the Sisson-Callahan National Recreation Trail. It's always best to keep your dog on a leash to protect wildlife and ensure a pleasant experience for all trail users.

The best time to hike this loop is typically from late spring through fall. While the lower Gateway Trails are accessible for much of the year, sections of the Sisson-Callahan National Recreation Trail, especially those above 6,000 feet, can have snow well into early summer. Fall offers pleasant temperatures and beautiful foliage.

The terrain is quite varied. The Gateway Trails sections are primarily composed of loose, sandy volcanic ash, with grades generally kept between 5-7% to prevent erosion. You'll find gentle, rolling sections and some with fun rock elements. The Sisson-Callahan portions can be more rugged, with varied surfaces, and may include older segments that were once prospector trails. Expect continuous stunning views throughout.

You can expect spectacular views throughout the loop. The Gateway Trails offer constant views of Mount Shasta, Mount Eddy, and Black Butte. As you ascend, sunlight filters through tall trees. The Sisson-Callahan sections are renowned for breathtaking mountain scenery, including vistas of Mt. Shasta, Mt. Eddy, Castle Crags, and the Trinity Alps, along with diverse conifer species and wildflowers.

Portions of the Gateway Trails system, particularly the 'Learning Zone,' are designed with gentle grades and are very suitable for families and beginners. However, the full loop, especially if it incorporates more challenging sections of the Sisson-Callahan National Recreation Trail, can be moderate in difficulty due to its distance and elevation changes. Beginners should consider shorter segments of the Gateway Trails first.

Yes, the route utilizes various segments of the extensive Gateway Trail system and connects to portions of the Sisson-Callahan National Recreation Trail. Specifically, the loop passes through sections of the Gateway Trail, Gateway Trail 04W30, Foundation Trail 04W41, and Sisson's Trail, among others.

The Gateway Trails system is multi-use, accommodating hikers, mountain bikers, and equestrians. E-bike policies can vary, so it's best to check with the Shasta-Trinity National Forest service for the most current regulations regarding e-bike access on specific trail segments within this loop.

Given the varied terrain and potential for elevation changes, it's advisable to pack plenty of water, snacks, sun protection (hat, sunscreen), layers of clothing, and sturdy hiking shoes. A map or GPS device is also recommended, as some sections can be extensive. If hiking in spring or early summer, be prepared for potential snow at higher elevations.

Winter hiking is possible on the lower elevation Gateway Trails, but conditions can be cold and icy. Higher sections, particularly those on the Sisson-Callahan National Recreation Trail, will likely be covered in snow and may require snowshoes or other winter gear. Always check weather and trail conditions before attempting a winter hike.