Deep Gulch, English Camp, Castillero and Mine Hill Trail Loop
Deep Gulch, English Camp, Castillero and Mine Hill Trail Loop
4.8
(9643)
16,643
hikers
02:52
9.22km
360m
Hiking
The Deep Gulch, English Camp, Castillero and Mine Hill Trail Loop offers a fascinating blend of natural scenery and historical intrigue, making it a standout moderate hike in Almaden Quicksilver County Park. Over its 5.7 miles (9.2 km), you'll climb 1166 feet (355 metres) in about 2 hours and 51 minutes, traversing everything from densely wooded gulches to open grasslands. Keep an eye out for the ruins of English Camp, a former mining settlement, and enjoy expansive views of the Santa Cruz and Sierra Azul Mountains.
Planning your visit means being ready for varied terrain, including some steep sections that add to the challenge. The trail is multi-use, so you'll share it with mountain bikers and equestrians, and dogs are permitted on leash. Be aware that parts of the Mine Hill Trail can be impassable in wet weather due to a slide, and the English Camp Trail can get quite warm, so pack enough water.
This loop is particularly notable for its rich historical context, offering a unique window into the New Almaden quicksilver mining era. You'll encounter numerous remnants of the past, from abandoned mine entrances along Deep Gulch to the ruins of a rotary furnace. It's a great option if you're looking for a hike that combines a good workout with a journey through California's industrial history.
Last updated: June 9, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
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909 m
Highlight • Trail
Tip by
970 m
Highlight • Rest Area
Tip by
3.94 km
Highlight • Trail
Tip by
3.99 km
Highlight • Trail
Tip by
4.07 km
Highlight • Trail
Tip by
9.22 km
End point
Way Types & Surfaces
Way Types
9.10 km
128 m
Surfaces
7.65 km
1.47 km
108 m
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Elevation
Highest point (490 m)
Lowest point (140 m)
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Weather
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Today
Sunday 16 August
32°C
15°C
0 %
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Max wind speed: 6.0 km/h
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This route was planned by komoot.
The primary access point for this loop is the Mine Hill Trailhead. Parking is typically available there, but it's always a good idea to check the Almaden Quicksilver County Park website for the most current information on parking availability and regulations.
The loop is generally rated as moderate. While some sections are gradual, others, particularly on the Deep Gulch Trail and English Camp Trail, can be steep. It's suitable for active families and beginners with some hiking experience, but be prepared for elevation changes and potential sun exposure. Consider the overall distance and elevation gain when planning with children.
You'll experience diverse terrain, moving through chaparral, dense oak forests, and open grasslands. The Deep Gulch section features old mining roads and remnants of machinery, while the English Camp Trail is a wide gravel path with intermittent shade. The Castillero Trail offers open views, and the Mine Hill Trail provides expansive vistas of downtown San Jose and the Sierra Azul Mountains, with both shaded and open sections.
This loop is rich in history! You'll encounter rusted mining equipment at the Hacienda Reduction Works, numerous abandoned mine entrances along Deep Gulch, and the preserved structures of English Camp, including a mining office and church foundation. Don't miss the Castillero Trail and the Mine Hill Rotary Furnace ruins.
Yes, the trail offers several excellent viewpoints. The English Camp Trail provides some of the best views of the Almaden Quicksilver Chimney. The Castillero Trail offers views of the Santa Cruz Mountains, and the Mine Hill Trail boasts expansive views of downtown San Jose and the Sierra Azul Mountains.
Spring and fall are generally the best times to hike this loop, offering milder temperatures. In spring, you might catch wildflowers. Summer can be hot and dusty, especially on exposed sections like the English Camp Trail, so an early start is recommended. During wet seasons, a slide area on the Mine Hill Trail might be impassable, so check conditions before you go.
Yes, the trails within Almaden Quicksilver County Park are generally dog-friendly. However, dogs must be kept on a leash at all times. Please remember to pack out any waste.
Almaden Quicksilver County Park typically does not require permits or charge entrance fees for day-use hiking. However, it's always wise to check the official Santa Clara County Parks website for the most up-to-date regulations and any potential changes: santaclaracounty.gov.
Yes, this route incorporates sections of several other trails. You'll hike along parts of the Bay Area Ridge Trail - 03 - South Bay, Deep Gulch Trail, Mine Hill Trail, English Camp Trail, and Castillero Trail, making it a well-connected part of the park's network.
Be prepared for significant sun exposure, especially on the English Camp Trail, and dusty conditions during dry periods. Some sections have steep grades, so wear appropriate footwear. The trail is multi-use, so you may encounter mountain bikers and equestrians; always be aware of your surroundings. Bringing plenty of water is essential, as sources are limited on the trail.
The diverse habitats along the loop, from chaparral to oak forests, support various wildlife. Hikers might spot deer, rabbits, and a variety of bird species. Keep an eye out for wildflowers, especially during the spring months.
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