Serrano Ridge Trail – Shady Canyon Trail loop from University of California, Irvine

If you're looking for a serious gravel biking challenge that delivers big views, the Serrano Ridge Trail – Shady Canyon Trail loop from University of California, Irvine is definitely worth your time. This difficult 17.4-mile (28.0 km) route packs in 1807 feet (551 metres) of climbing, taking roughly 2 hours and 25 minutes. It's a fantastic option for experienced riders seeking a demanding escape from the city.

What to expect on Serrano Ridge Trail – Shady Canyon Trail loop from University of California, Irvine

Expect a ride through varied Southern California landscapes, from hard-packed fire roads to loose and sandy sections. The Shady Canyon Trail offers a smoother decomposed granite path, but Serrano Ridge will test you with rocky stretches and steep grades, especially near the intersection with the Quail Trail. You'll be treated to expansive views of the San Gabriel and Santa Ana mountains, and on clear days, even downtown Los Angeles and Crystal Cove State Park from Serrano Ridge. The route also dips into Bommer Canyon Preserve, known for its sycamore canopy. This loop demands very good fitness and is best for riders comfortable with significant elevation changes and some technical terrain.

Planning your visit

This loop is accessible from the University of California, Irvine. Be prepared for significant sun exposure on Serrano Ridge, as there is very little shade, so carry plenty of water, especially on warmer days. While the Shady Canyon Trail is accessible year-round, be aware that bridges can be slippery in the morning or after rain. This route is part of a larger network, offering many options for extended adventures.

Trail details

• Distance: 17.4 miles (28.0 km)
• Elevation gain: 1807 feet (551 metres)
• Difficulty: difficult
• Estimated time: 2 hours and 25 minutes