The total elevation difference for Keauhou Trail is 2,698 feet which is higher than average. This great outdoors trail has only one trailhead, so you're looking at an in and out backcountry hike. This is a long great outdoors hiking trail, so don't forget to pack enough supplies. Being 13.8 miles long; it's longer than many backpacking and hiking trails. Some parts of Keauhou Trail are much higher up than other parts of the backpacking and hiking trail, and that means that some parts of the backpacking and hiking trail could be very different from other parts of it. Of course, this is an overnight backcountry hike, 2 days normally, so better have big a backpack to fit all the stuff you need.