Cupertino to Lower Crystal Spring Reservoir loop

The majority of the Cupertino to Lower Crystal Spring Reservoir loop features well-paved surfaces, making for an easy ride. The Junipero Serra Boulevard and Alameda de las Pulgas Road sections, which are part of the Crystal Springs Regional Trail, are predominantly paved and well-graded. While some segments might include short gravel stretches, cyclists can typically bypass these. For the southernmost unpaved sections, you can use the parallel Cañada Road, which offers wide bike lanes.

Rated as a 'Moderate road ride,' the full Cupertino to Lower Crystal Spring Reservoir loop requires good fitness due to its length of approximately 87.2 kilometers and an elevation gain of about 750 meters. While sections like the Sawyer Camp Trail are relatively flat and accessible, the entire loop is best suited for cyclists with some experience and good endurance.

You can expect tranquil and gorgeous scenery, including expansive views of two long, narrow reservoirs and a lake, all nestled along the historic San Andreas Rift Zone. The route winds through forested areas, offering shade and opportunities for picnicking, and is home to diverse wildlife, with deer sightings being common. Don't miss the View of Crystal Springs Reservoir from Cañada Road and the beautiful Lower Crystal Springs Reservoir itself.

The route passes by interesting landmarks such as the Pulgas Water Temple and the ancient, 600-year-old Jepson Laurel tree, the oldest known laurel in California. You'll also enjoy consistent beautiful views of the reservoirs, offering a peaceful escape within the Bay Area, especially from spots like the View of Crystal Springs Reservoir from Cañada Road.

The trail is enjoyable year-round, but spring and fall offer the most pleasant temperatures for cycling. Weekends, especially during 'Bicycle Sundays' on Cañada Road, are popular, so expect more company. Check the weather forecast before you go, as conditions can vary.

Yes, a significant highlight is 'Bicycle Sundays' on Cañada Road, where the road is closed to vehicle traffic from 9 AM to 3 PM, providing a unique car-free cycling experience. This is a great opportunity to enjoy the scenic ride without worrying about cars.

While the loop starts in Cupertino, parking is available at various points along the Crystal Springs Regional Trail, which forms a significant part of this route. Popular access points with parking include those near the Sawyer Camp Trail section or along Cañada Road. Specific parking lots are often well-marked.

No, you do not need a permit to cycle the Cupertino to Lower Crystal Spring Reservoir loop or the Crystal Springs Regional Trail sections it incorporates. It is publicly accessible for cycling.

While the Crystal Springs Regional Trail is popular, specific sections may have restrictions. Generally, dogs are allowed on leash in many areas, but it's always best to check local signage or the official park website for the most current regulations regarding dogs on the specific segments you plan to ride.

Regularly spaced restroom facilities are available along the Crystal Springs Regional Trail sections of the route. However, drinking water is generally not provided, so it's crucial to bring enough water for your entire ride.

Yes, the route incorporates significant portions of the Crystal Springs Regional Trail. It also passes through sections of the Foothill Expressway, Old Highway 9 Corridor, and the I-280 Corridor - Stevens Creek Boulevard, among others, offering connections to a broader network of cycling routes in the area.

The route primarily focuses on natural scenery and cycling paths, so dedicated cafes or pubs directly on the trail are limited. It's advisable to plan for refreshments before or after your ride in Cupertino or nearby towns. Pack snacks and sufficient water as amenities are sparse along the main cycling sections.