This trail sometimes gets very dry, so make sure you check current conditions and fire restrictions with local forest authorities before you head out. Sunset Lake Trail has only one trailhead, so you'll be backcountry hiking it in and back out. You spend the whole walk in roughly the same elevation zone which means the conditions are about the same from start to finish. The time needed for this backcountry trek is roughly 5.5 hours, but of course some people walk a bit slower and some a bit faster. The total elevation difference for this hiking trail is 275 feet which is a lower than average number. Keep in mind that this is a long trail, so don't forget to pack enough supplies. Being 6.6 miles long it's an average length hiking trail.