Gardner Canyon Sixty seven Trail has a total elevation difference of 1,647 feet, and that is about average. Different parts of this backcountry hiking trail are at very different elevations, and that means that some parts of the backcountry hiking trail could be very different from other parts of it. Keep in mind that this is a long wilderness hiking trail, so make sure you bring plenty of supplies. With its 6.4 miles of walking distance it's an average length backcountry hiking trail. You should count on this trek taking about 5.5 hours, but of course some people walk a bit slower and some a bit faster. Sometimes this wilderness hiking trail gets really dry, so make sure you check current conditions and fire restrictions with local forest authorities before you head out. This backpacking trail has only one trailhead, so you're looking at an in and out hike.