Sandstone Peak Trailhead – Leo Carrillo State Park Beach loop from Santa Monica Mountains National Recreation Area - Service Area

If you're eyeing the Sandstone Peak Trailhead – Leo Carrillo State Park Beach loop for a road cycling adventure, be warned: this 35.8-mile (57.7 km) route, with its daunting 5240 feet (1597 metres) of elevation gain and estimated 4 hours and 6 minutes duration, is rated difficult for a reason. In fact, for a pure road bike, it's likely very difficult to impossible due to significant unpaved sections, making it better suited for those on a mountain bike or gravel bike, or for those who plan to combine separate road rides with hiking.

What to expect on Sandstone Peak Trailhead – Leo Carrillo State Park Beach loop from Santa Monica Mountains National Recreation Area - Service Area

The journey through the Santa Monica Mountains offers diverse scenery, from rugged mountain slopes and deep canyons to expansive coastal views of the Pacific Ocean. Near Sandstone Peak, you'll find chaparral-covered hillsides and oak woodlands, with the peak itself providing 360-degree panoramic vistas encompassing Malibu and even the Channel Islands on clear days. As you approach Leo Carrillo State Park, the landscape shifts to scenic coastline and beaches. However, be prepared for varied terrain; while some sections are paved, the areas around Sandstone Peak and within Leo Carrillo State Park include dirt paths, singletrack, and gravel fire roads, making this specific loop a significant challenge for a pure road bike. This route is best for those with a robust gravel or mountain bike, or cyclists who are prepared to navigate unpaved sections on a road bike, which is not recommended.

Planning your visit

For those attempting this challenging loop, be aware that Yerba Buena Road, leading to the Sandstone Peak trailhead, is narrow and windy. Parking is available at both the Sandstone Peak Trailhead and Leo Carrillo State Park Beach, though specific parking for cyclists should be confirmed. The Santa Monica Mountains offer a year-round mild climate, making it a popular cycling destination, but always check weather conditions. Avoid the Pacific Coast Highway (PCH) for cycling due to heavy traffic; mountain roads generally offer a safer, more serene experience. Cyclists should plan carefully to avoid unpaved sections if riding a road bike.

Trail details

• Distance: 35.8 miles (57.7 km)
• Elevation gain: 5240 feet (1597 metres)
• Difficulty: difficult
• Estimated time: 4 hours and 6 minutes