This is a one trailhead hiking and backpacking trail, so you'll be backpacking it in and back out. This hiking and backpacking trail has a total elevation difference of 2,378 feet which is an average number. Even though this is not a very long trail it's always delightful to bring some emergency supplies, you never know what could happen. This trail goes through some very different elevations, so keep in mind that you may need to dress differently at different elevations. South Fork Mountain Trail is 5.6 miles long it's an average length trail. This hike shouldn't take more than 5 hours, but of course some people walk a bit slower and some a bit faster.