The total elevation difference for this backpacking trail is 3,203 feet, and that is higher than average. Richmond Mine Trail has only one trailhead, so in and out is the way to walk it normally. Now this wilderness trail is pretty long, so don't forget to pack enough supplies. This backcountry walk shouldn't take more than 9 hours, but you never know stuff could go wrong and you could get stuck so be prepared for that. Richmond Mine Trail goes through some very different elevations, so keep in mind that you may need to dress differently at different elevations. Being 10 miles long; it's considered a longer backcountry walk.