There is only one trailhead, so you'll be hiking it in and back out. Of course, this is an overnight backcountry walk, 1.5 days normally, so it's a splendid thing if your backpack is big enough to do the job. Packard Trail Nmber Sixty Six is quite long, so do pack enough food to last the whole trip. Packard Trail Nmber Sixty Six stays roughly within the same elevation zone the whole time, so you get pretty much the same conditions along the whole great outdoors hiking trail. This backcountry trail sometimes gets very dry, so do check for current fire restrictions before you go if you plan to bring a stove or make a camp fire. Packard Trail Nmber Sixty Six is 11.8 miles long; it's a long great outdoors hiking trail. This wilderness trail has a total elevation difference of 1,412 feet which is an average number.