Of course, this is an overnight trek, 1.5 days normally, so make sure you've got all your overnight gear packed. Grouse Spring Trail has a total elevation difference of 2,535 feet which is a higher than average number. This backcountry hiking 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. Grouse Spring Trail is 11.2 miles long; it's longer than many trails. Grouse Spring Trail is quite long, so make sure you bring plenty of supplies. Grouse Spring Trail is a one trailhead backpacking and hiking trail, so you'll be hiking it in and back out. Grouse Spring Trail goes through some very different elevations which of course means you need to be prepared for different conditions on different parts of the trail.