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Wilderness Access Day – Bommer Canyon

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Wilderness Access Day – Bommer Canyon

We will be playing it by ear a bit, but we will be doing a hike that will be around 5 miles with 800-900 ft. of elevation gain.

**You do not need to register on, but if is optional and you will be emailed extra details and a map.

Enjoy self-guided access in the southern portion of Irvine’s Open Space Preserve. The entire southern Open Space Preserve trail network will be open for self-guided hiking and biking from 8 am to 2 pm. This includes the single-tracks in Shady Canyon and Bommer Canyon that are reserved for guided activities only. Registration is not required for this event, though it is shown on the website. If you need driving directions, please use the online registration to receive a map and instructions for getting to Bommer. The Bommer Canyon Cattle Camp will be available for parking, but please take note that your vehicle must be removed from the Cattle Camp area by 2 pm.

Special Notice: Parking at the Bommer Canyon Cattle Camp is extremely limited due to ongoing construction and will be available on a first come-first serve basis. Additional parking may be available at the Bommer Canyon Trailhead and Turtle Rock Community Park. Alternate parking options also include the Quail Hill Trailhead, Quail Hill Community Center and Laguna Coast Wilderness Park.

Please note that you are asked to adhere to the following measures during the activity in order to participate:

  • Arrive with all necessary equipment to keep you safe on the trail, including water, proper attire, and footwear, first aid, medications, etc.

  • Restrooms will be available, but facilities will not be sanitized for each individual.

  • Dogs are not permitted in the Irvine Open Space Preserve.

  • Ages 17 and under must be accompanied by a parent or guardian.

  • All mountain bicyclists must wear a helmet at all times while on Irvine Open Space trails.

  • Motorized recreation vehicles of any class or type are not permitted for use in the Nature Preserve.

  • You may choose to enter the trail system from other surrounding locations, Quail Hill, Laguna Coast, El Moro, but you must be off of the Irvine “scheduled program only” trails by 2 pm.

  • Gates will be closed and you will be subject to citation if you are found to be on the Irvine “scheduled program only” trails before 8 am or after 2 pm.

  • Failure to remove your vehicle from the Cattle Camp by 2 pm will subject you to citation.

  • The availability for self-guided trail access is limited to the date and hours of this event only.

  • Parking, updated maps and information will be available at the Cattle Camp in Bommer Canyon during open hours.

December 16 2023


Date: December 16, 2023
Time: 8:00 am - 10:30 am
Hiking Group:
RSVP: Visit Meetup Website


Bommer Canyon Community Park

11 Bommer Canyon

+ Google Map


Trail Mix
Website: Visit Organizer Website


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Trail statistics are approximate. For safety purposes always assume they are underestimated. But don’t be disappointed if they are overestimated. Bring more water and snacks than you think you’ll need.

Trail descriptions are based on previous hikes. Current conditions are unknown until arrival. Expect the unexpected and plan accordingly.

The Organizers and members of Hiking With Dean are not professional leaders, guides, or mountaineers. The function of the member or organizer is only to organize the trip. Each person who shows up for a trip/meetup (and their guest or guests) is responsible for his or her own safety. By attending a hike, or any other event organized by this group, you are acknowledging that you and any guests that you bring are aware of the risks, dangers and hazards associated with the activity and freely accept and fully assume all such risks, dangers and hazards, and further agree to release and discharge the Organizers, Members of the Hiking With Dean Meetup Group from and against any and all liability arising from your participation in the group activities per our ASSUMPTION OF RISK AND LIABILITY WAIVER and Section 6.2 of the Terms of Service.