There is only one trailhead, so you'll be backcountry hiking it in and back out. Sometimes this hiking trail gets really dry, so donít forget to check for any current fire restrictions before you go. This wilderness hiking trail has a total elevation difference of 2,278 feet which is about average. This hike should take you about 3.5 days, so better have big a backpack to fit all the stuff you need. Being 24.6 miles long; it's a long backpacking and hiking trail. Keep in mind that this is a long hiking trail, so make sure you bring plenty of supplies. Different parts of Sycamore Basin Trail are at very different elevations which of course means you need to be prepared for different conditions on different parts of the backpacking and hiking trail.