The Buckhorn Wilderness is a 44,319-acre (17,935 ha) mountainous wilderness area on the northeastern Olympic Peninsula in Washington, USA. Named after Buckhorn Mountain (6,988 ft or 2,130 m), the wilderness abuts the eastern boundary of Olympic National Park which includes nearby Mount Constance (7,756 ft or 2,364 m), Inner Constance (7,667 ft or 2,337 m), Warrior Peak (7,320 ft or 2,230 m), and Mount Deception (7,788 ft or 2,374 m).