Boundary Creek (Meadows Junction to Buffalo Lake) is a hiking trail in Idaho and Wyoming. It is within Yellowstone National Park and Caribou-Targhee National Forest. It is 10.2 miles long and begins at 6,405 feet altitude. Traveling the entire trail is 20.4 miles with a total elevation gain of 2,311 feet. The Buffalo Lake Cabin ranger station can be seen along the trail.