Wilderness Landscape & Natural Heritage
The Three Sisters Wilderness is part of the Cascade Range in central Oregon, spanning areas within the Willamette and Deschutes National Forests. Covering approximately 283,619 acres, it boasts a diverse geography that includes dramatic volcanic peaks, lush forests, and serene alpine lakes. Dominated by its namesake Three Sisters peaks—North, Middle, and South Sisters—this wilderness area is a haven for outdoor enthusiasts. The region possesses rich ecological diversity, featuring dense coniferous forests, alpine meadows, and a variety of wildlife, including black bears, elk, and numerous bird species. Historically, the area was shaped by volcanic activity, leaving a rugged terrain popular for both challenging climbs and more accessible day hikes. Recreational opportunities abound, from extensive hiking trails, like the Pacific Crest Trail, to campsites that cater to both primitive camping and more organized adventures. These trails provide stunning views of volcanic landscapes, pristine lakes, and wildflower meadows, making it a draw for both seasoned backpackers and casual explorers.
