4.3
(48)
822
riders
20
rides
Mountain biking around Irvine offers access to an extensive network of preserved natural spaces and diverse landscapes. The region features over 16,500 acres of dedicated open space, including canyons, rolling hills, oak woodlands, and coastal sage scrub. Trails traverse areas like the Irvine Open Space Preserve, Bommer Canyon, and Shady Canyon, providing varied terrain for mountain bikers. This environment supports a range of trails, from gentle paths to more technical singletrack sections.
Last updated: April 24, 2026
4.7
(3)
15
riders
16.4km
01:26
350m
350m
Get ready for a moderate mountain biking loop that covers 10.2 miles (16.4 km) with 1143 feet (348 metres) of elevation gain, taking about 1 hours and 25 minutes to complete. This route offers a diverse ride through canyons and hillsides, blending paved sections along Shady Canyon with more challenging singletrack and fire roads in Bommer Canyon. As you climb Turtle Ridge, you will be treated to panoramic vistas of the city, distant mountains, and even ocean views on clear days, making for a visually rewarding experience. You will find a mix of terrain that keeps the ride engaging from start to finish.
Before you head out, be aware that some areas within Bommer Canyon Preserve may have restricted access. These sections often open only on specific "Wilderness Access Days" or through guided programs, so always check the schedules beforehand. Dogs are generally welcome on Shady Canyon and Turtle Ridge, but remember they must often be kept on a leash. Planning your visit around these access details will ensure a smooth ride.
This loop is located within the Irvine Open Space Preserve and is designed to give mountain bikers a varied experience. It uniquely combines largely paved paths with natural surface trails, offering both speed and technical challenge. The route's blend of urban greenbelts and natural landscapes sets it apart, providing a dynamic backdrop for your ride.
21.3km
01:07
100m
100m
Explore the Walnut and Peters Canyon Trail Loop, an easy 13.2-mile mountain biking route with diverse terrain and scenic views.

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5.0
(9)
63
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(2)
76
riders
33.5km
03:04
750m
750m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.5
(2)
29
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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You can find this viewpoint along Line Shacking trail, giving a nice view of the Whiting Ranch Wilderness, its hills and canyons.
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Whiting Ranch Wilderness Park is about 2,500 acres of diverse landscapes. There is about 17 miles of trails to run that take you through canyons, woodlands, rolling grasslands, and red‑rock formations
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This is a nice little loop around El Moro (now known as Crystal Cove). Some fun climbing, some fun downhill, some fun singletrack but mostly fire road. Nothing too techy.
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This trail is fast and nontechnical, and you get great views across the rolling hills of Crystal Cove State Park all the way down to the ocean. Hikers and dog-walkers share these trails but the path is fairly wide and visibility is good.
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A network of paved paths pass through Bosque Canyon and provide access to the other nearby commuter trails. There are mile markers and signs at a lot of the intersections.
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The Walnut Trail is a paved path passing through a residential area in Irvine. The trail is popular for running, walking, and biking and is generally pretty flat and easy.
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From here you can follow the creek trail north into Whiting Ranch Wilderness Park and beyond to the foothills of the Santa Ana Mountains. The nature park just south of here has some nice benches, gazebos, and lawns, and is a great place to relax.
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Turtle Ridge in the spring allows you to see wildflowers such as, Indian paintbrush, Johnny jump-ups, mariposa lilies, and buttercups.
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Irvine offers a diverse range of mountain bike trails, from easy loops to challenging singletracks with technical features and significant elevation changes. You'll find paths winding through oak woodlands, coastal sage scrub, and rolling hills. The region boasts over 16,500 acres of dedicated open space, ensuring varied terrain for all skill levels.
Yes, Irvine has several trails suitable for beginners and families. There are 11 easy routes available, offering gentle paths and scenic views. An example is the Walnut and Peters Canyon Trail Loop, an easy 13.2-mile path that provides scenic views through varied landscapes.
Many trails in Irvine offer beautiful scenery. The Shady Canyon, Turtle Ridge, & Community Trail loop is known for winding through rolling hills and oak woodlands. Irvine Regional Park also features trails like Roadrunner Flow and Barham Ridge, set amidst heritage Oak and Sycamore trees with a pond and waterfall adding to the beauty.
Access to some areas, such as the Limestone Canyon Nature Preserve within the Irvine Ranch Natural Landmarks, is typically through scheduled programs, which may require advance registration or permits. For general access to the Irvine Open Space Preserve, it's advisable to check their official website for any specific individual permit requirements or access rules. You can find more information at naturereserveoc.com.
Irvine's trails traverse diverse landscapes, including native grass meadows, oak woodlands, and coastal sage scrub. You might encounter ancient oaks and sycamores in Bommer Canyon, or enjoy panoramic views from Quail Hill. Notable landmarks include the Top of the World Viewpoint and the scenic Black Star Falls in nearby canyons.
Irvine's mild climate generally allows for mountain biking year-round. However, spring and fall often offer the most pleasant temperatures. Summers can be hot, so early morning rides are recommended, while winters are typically mild but can bring occasional rain, which might lead to temporary trail closures.
While many open spaces in Irvine are popular for outdoor activities, specific regulations regarding dogs on mountain bike trails can vary by preserve or park. It's always best to check the official websites or signage for the specific trail or park you plan to visit to confirm their current dog policies, including leash requirements.
Many of Irvine's major parks and preserves, such as Irvine Regional Park, Bommer Canyon, and Quail Hill, offer designated parking areas at their trailheads. It's recommended to check the specific park or trail's website for detailed parking information and any potential fees before your visit.
Irvine has a network of public transportation, including OCTA bus routes, that can provide access to various parts of the city. While direct access to every trailhead might not be available, many parks and open spaces are within reasonable proximity to bus stops. Planning your route with OCTA's service information is advisable.
The mountain bike trails in Irvine are highly rated by the komoot community, with an average score of 4.4 stars from over 50 reviews. Riders often praise the expansive open spaces, the variety of terrain from easy loops to challenging singletracks, and the beautiful oak woodlands and coastal sage scrub environments.
Yes, Irvine offers challenging trails for experienced riders. For instance, the Old Emerald Trail – Pacific Ridge Trail loop from University of California, Irvine is a difficult 43-kilometer route with over 1000 meters of elevation gain, providing a significant test for advanced mountain bikers.
Irvine's preserved natural spaces are home to a variety of wildlife. You might spot mule deer, bobcats, and various bird species. While less common, mountain lions also inhabit these areas. It's always important to be aware of your surroundings and respect wildlife from a distance.
As Irvine is a developed city, you'll find numerous cafes, restaurants, and other amenities conveniently located near many of the trailheads and parks. Areas around the University of California, Irvine, and various shopping centers throughout the city offer a wide selection of dining options for pre- or post-ride refreshments.


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