Tassajara Ridge Trail loop from Hidden Valley Open Space

If you're looking for a rewarding hike with expansive views without an extreme challenge, the Tassajara Ridge Trail loop from Hidden Valley Open Space is an excellent choice. This moderate hiking route covers 6.0 miles (9.7 km) with 790 feet (241 metres) of elevation gain, typically taking around 2 hours and 46 minutes to complete. It's perfect for those seeking pastoral scenery and a good workout on rolling hills.

What to expect on Tassajara Ridge Trail loop from Hidden Valley Open Space

As you traverse the Tassajara Ridge Trail, expect a journey through diverse terrain, from grassy earthen paths to wider gravel sections, all winding over gentle rolling hills. The standout feature here is the panoramic and pastoral scenery; on clear days, you'll be treated to excellent views of San Ramon, Dublin, and Danville, with the iconic Mt. Diablo visible in the distance. Keep an eye out for grazing cows, especially in spring when the hills are vibrant green and wildflowers like yellow lupine are in bloom. This route offers a moderate workout with consistent, but not overly strenuous, elevation changes, making it suitable for most hikers and their leashed canine companions.

Planning your visit

The Tassajara Ridge Trail loop is accessible from multiple points, including the Hidden Valley Open Space, Tassajara Ridge Staging Area, Longleaf Circle, Hidden Valley Park, and various spots along Ivy Hill Way. Spring and early summer are particularly recommended for hiking, as the hills are at their most vibrant with wildflowers. This is a multi-use trail popular with mountain bikers and trail runners, so be mindful of others. Remember to keep dogs on a leash.

Trail details

• Distance: 6.0 miles (9.7 km)
• Elevation gain: 790 feet (241 metres)
• Difficulty: moderate
• Estimated time: 2 hours and 46 minutes