Ten Hills, Brandon Skyline, Honker Bay and Quail Trail Loop

This challenging loop, covering approximately 17.5 kilometers (10.9 miles), generally takes around 5 hours to complete. The duration can vary based on your pace, breaks, and trail conditions.

This route is rated as difficult. It features a significant elevation gain of about 360 meters (1,181 feet) and a descent of 540 meters (1,772 feet), making it suitable for experienced hikers looking for a strenuous workout.

Given that segments of this loop are within Anthony Chabot Regional Park and Lake Chabot Regional Park, parking is typically available at designated trailheads within these parks. Check the official park websites for specific parking lot locations and any potential fees.

Yes, dogs are generally permitted on trails within Anthony Chabot Regional Park and Lake Chabot Regional Park, including segments of this loop. However, they must be kept on a leash at all times. Always check park regulations for any specific restrictions or areas where dogs might not be allowed.

Spring and fall are often the best times to hike this trail. Spring offers vibrant wildflowers and milder temperatures, while fall provides cooler weather and beautiful foliage. Summers can be hot, especially on exposed sections like the Honker Bay Trail's hillside climb, so bring plenty of water if hiking during warmer months.

While there are no general entrance fees to access Lake Chabot Regional Park for hiking, some activities or facilities within the park, such as boat rentals or specific events, may require a fee. Parking at certain trailheads might also incur a small charge. Always check the East Bay Regional Park District's official website for the most current information on fees and regulations.

The loop offers varied terrain. You'll encounter wide fire roads, like sections of the Ten Hills Trail, which are gently graded and mostly shaded. The Honker Bay Trail follows the shoreline of Lake Chabot before climbing a hillside, which can be strenuous. Other segments, such as the Brandon Skyline Trail, feature moderate inclines. Expect a mix of shaded and exposed sections.

This loop offers several scenic spots. You'll enjoy fine views of Lake Chabot, particularly along the Honker Bay Trail. There's also a specific View of Lake Chabot highlight along the way. Additionally, the route passes by the Redwood Canyon Public Golf Course.

Yes, this comprehensive loop incorporates sections of several other notable trails. You will hike along parts of the East Bay Skyline National Recreation Trail, the Bay Area Ridge Trail - 02 - East Bay, the Towhee Trail, the Quail Trail, and the Honker Bay Trail.

Given its length and difficulty, it's essential to be well-prepared. Bring plenty of water, especially on warm days, as some sections have minimal shade. Sturdy hiking shoes, sun protection (hat, sunscreen), snacks, and a map or GPS device are highly recommended. Layers of clothing are also advisable due to potential temperature changes.

The 'Quail Trail' segment that forms part of this specific loop is located within the Anthony Chabot Regional Park area. It is important to note that there are several other trails across the United States also named 'Quail Trail Loop' (e.g., in Utah or Southern California), which are distinct and not part of this particular route.