Parks Placeholder Image Previous Next Home » Places » United States » California » Trabuco Canyon » O'Neill Regional Park O'Neill Regional Park30892 Trabuco Canyon Road, Trabuco Canyon, California, United States 92678 WebsitePhoneDirections This heavily wooded park offers hiking trails. Dogs on a 6 foot or less leash are allowed and please clean up after them. Reviews Leave a comment Leave a Review Cancel replyYou must be logged in to post a comment. Location Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. Related PostsBest Snuffle Mats For Dogs (Updated 2022)Best Kayaks for Dogs in 2022The Best Smart Pet Doors in 20225 Best GPS Dog Collars & TrackersShould I Microchip My Dog?