Railway Grade Fireroad Trailhead at East Ridgecrest Blvd

Mount Tamalpais via Collier Trail offers a rugged and challenging hiking experience, covering 11.4 miles (18.3 km) with a significant elevation gain of 2568 feet (783 metres). You will navigate steep, rocky sections through dry-looking woods before descending into a ravine. A highlight is Collier Springs, where water consistently trickles, even during drier periods. Below the springs, discover a small, isolated old-growth redwood grove, providing a lush contrast to the surrounding brushy landscape. This difficult route, estimated to take 5 hours and 58 minutes, provides expansive panoramas from Eldridge Grade, making it a true test of your fitness.

Before you set out, be aware that the trail features challenging terrain, with some sections being steep, rocky, and not always well-maintained. This is a difficult hike, so ensure you are adequately prepared for the physical demands it presents. You can begin your adventure from various access points, including the Railway Grade Fireroad Trailhead located at East Ridgecrest Boulevard. Plan your visit carefully to allow ample time for this demanding journey.

This trail is notable for its unique ecological contrasts within the Mount Tamalpais Watershed. You will experience the transition from dry, brushy landscapes to the surprising lushness of the old-growth redwood grove near Collier Springs. The consistent water flow at Collier Springs, even in dry months, supports this isolated pocket of ancient trees. The route provides a distinct perspective on the diverse ecosystems of Mount Tamalpais, showcasing both its arid and verdant sides.

Embark on a moderate hike to Mount Tamalpais East Peak, a journey that covers 4.5 miles (7.2 km) with a significant elevation gain of 1004 feet (306 metres). This route, estimated to take about 2 hours and 7 minutes, leads you through varied terrain, from paved sections to rocky dirt paths. You will wind through beautiful redwood forests and chaparral, experiencing the changing landscapes as you ascend towards the summit.

Planning your visit means preparing for a steady climb, so a good level of physical fitness is recommended for this moderate to challenging route. The trail follows a historical path, offering a unique perspective on the area's past as you make your way up. Be sure to check local conditions before you go, especially regarding weather, to ensure a pleasant and safe experience on the mountain.

The highlight of this hike is undoubtedly reaching the Mount Tamalpais East Peak summit, the highest point in the park. From here, you are treated to expansive panoramic views of the entire San Francisco Bay Area. On exceptionally clear days, you might even spot parts of nine different counties and the distant Sierra Nevada mountains, making the effort truly worthwhile.

The Lagunitas, Bon Tempe, and Alpine Lakes via Lakeview and Cataract Loop offers a challenging and diverse hiking experience through the Mount Tamalpais Watershed. You'll traverse varied terrain, from tranquil lakeside paths around Lagunitas and Bon Tempe Lakes to the dramatic, redwood-lined gully of the Cataract Trail, famous for its cascading waterfalls. This difficult 14.9-mile (24.0 km) route, with its 2886 feet (880 metres) of elevation gain, is a comprehensive exploration that typically takes around 7 hours and 31 minutes.

Planning your visit requires an early start due to the trail's length and difficulty. The Cataract Trail's waterfalls are at their best after winter rains, so consider a late winter or spring hike for the most impressive views. Ensure you bring plenty of water and sturdy shoes, as sections like the Cataract Trail are rugged with many steps. Parking can fill up quickly, especially on weekends, so arriving early is recommended.

This loop stands out for combining serene lake views with the dramatic, waterfall-laden Cataract Trail, offering a comprehensive exploration of the Mount Tamalpais Watershed. The