Bommer Canyon and Turtle Ridge Loop

On average, jogging the 10.1 km (6.3 miles) loop takes about 1 hour and 15 minutes. This duration can vary based on your pace and how often you stop to enjoy the views.

This loop is rated as moderate due to significant elevation gain and some steep climbs, particularly along the Turtle Ridge switchbacks. While there are flatter sections in Bommer Canyon, the full route offers a challenging workout. Beginners might find it strenuous, but active hikers or those seeking a fitness run will enjoy it.

The trail features a varied terrain, including dirt paths, switchbacks, and occasional rocky or gravelly sections. You'll start with a more relaxed meander through native grasslands before ascending the Turtle Ridge Trail. Be mindful of loose gravel and rocks on steeper parts.

The landscape is rich with coastal sage scrub, native grasses, oaks, and sycamore trees. In spring, the trail is particularly vibrant with wildflowers like California poppies, wild hyacinths, and lupines. You might also encounter various wildlife, including birds of prey. However, be aware of mountain lions, rattlesnakes, and ticks in the area.

Spring is highly recommended for jogging this loop, as the trail bursts into bloom with stunning wildflower displays. While enjoyable year-round, the trail is largely exposed with minimal shade, so summer jogs require extra precautions against the heat.

Yes, the loop offers expansive views. From higher elevations like Turtle Ridge, you can enjoy panoramic vistas that may include Saddleback Mountain, Mount Baldy on clear days, and even distant ocean views. You'll also pass through Bommer Meadow and the historic Bommer Canyon Open Space Preserve.

Yes, the route utilizes sections of several official trails, including the Turtle Ridge Trail, Shady Canyon Trail, Community Trail, Bommer Pass, Bommer Meadow, Bommer Meadow Trail, Nature Loop, Turtle Rock Trail, West Fork Trail, Ridge Route, and East Fork Trail.

Dogs are generally allowed in the Bommer Canyon Open Space Preserve, but they must be kept on a leash at all times. Always check the latest regulations for specific trail sections within the preserve.

Access to Bommer Canyon Open Space Preserve typically does not require an entrance fee or permit for general use. However, it's always a good idea to check the official Irvine Ranch Conservancy website for any specific event-related permits or updated regulations before your visit.

Parking is available at the Bommer Canyon Trailhead. Arriving early, especially on weekends or during peak wildflower season, is advisable to secure a spot as it's a popular destination for locals.

Given the trail's exposure and minimal shade, it's crucial to bring plenty of water, sun protection (hat, sunscreen), and appropriate athletic footwear. Due to the presence of rattlesnakes and ticks, wearing long socks or pants can also be beneficial.