The range straddles both the Brindabella National Park and Kosciuszko National Park, within New South Wales, and the Namadgi National Park, within the ACT and covers an area of . The Brindabella Valley, in the middle of the range, is south-west of Canberra and from Sydney. The valley is on the edge of the Snowy Mountains and the Goodradigbee River flows through the valley.