Juniper Lake is a large lake located at the southeast corner of Lassen Volcanic National Park in the U.S. state of California. The lake sits at an elevation of 6,700 ft (2,040 m) above sea level. There is a campground and a ranger station located on the eastern shore of the lake, and a campground and private cabins located on the northern shore. The lake is accessible by an unpaved road from Chester.