Brooks Range
![](/Images/godic/202501/02/Brooks_Range-400px5234.jpg")
![Brooks Range Mountains](/Images/godic/202501/02/Brooks_Range_Mountains5234.jpg")
![Limestack Mountain, in the central Brooks Range](/Images/godic/202501/02/Limestack_Mountain._Gates_of_the_Arctic_National_Park,_Brooks_Range,_Alaska5234.jpg")
![Area of the Arctic National Wildlife Refuge coastal plain, looking south toward the Brooks Range](/Images/godic/202501/02/Brooks_Range_Mountains_ANWR5234.jpg")
The Brooks Range (Athabaskan Gwazhał is a mountain range in far northern North America stretching some 700 miles (1,100 km) from west to east across northern Alaska into Canada's Yukon Territory. Reaching a peak elevation of 8,976 feet (2,736 m) on Mount Isto the range is believed to be approximately 126 million years old.