This backcountry hiking trail has a total elevation difference of 434 feet, and that is lower than average. Four Mile Lake Trail has only one trailhead, so you're looking at an in and out hike. Four Mile Lake Trail stays roughly within the same elevation zone the whole time, so you get pretty much the same conditions along the whole backcountry trail. Sometimes this hiking trail gets really dry, so make sure you check current conditions and fire restrictions with local forest authorities before you head out. Now this hiking trail is pretty long, so don't forget to pack enough supplies. With its 7.4 miles of walking distance it's a mid length trek. This trek shouldn't take more than 6.5 hours, but you never know stuff could go wrong and you could get stuck so be prepared for that.