This is a one trailhead wilderness trail, so you're looking at an in and out trek. This backcountry walk should take you about 1.5 days, so make sure you've got all your overnight gear packed. Sometimes this backcountry trail gets really dry, so do check for current fire restrictions before you go if you plan to bring a stove or make a camp fire. Being 11.2 miles long; it's a long backpacking trail. This is a long backcountry trail, so don't forget to pack enough supplies. The total elevation difference for Crabtree Trail Twenty-two is 1,810 feet which is about average. This backpacking trail goes through some very different elevations which of course means you need to be prepared for different conditions on different parts of the backpacking trail.