This is a one trailhead wilderness trail, so you'll be backcountry backpacking it in and back out. Some parts of this great outdoors hiking trail are much higher up than other parts of the great outdoors hiking trail, and that means that some parts of the great outdoors hiking trail could be very different from other parts of it. This backcountry trek shouldn't take more than 6 hours, but you never know stuff could go wrong and you could get stuck so be prepared for that. At parts of the year this region sees very little rain, so donít forget to check for any current fire restrictions before you go. Trabuco Canyon Trail is 6.8 miles long it's an average length great outdoors hiking trail. The total elevation difference for this wilderness trail is 2,187 feet which is about average. Now this backpacking trail is pretty long, so do pack enough food to last the whole trip.