The park extends over , from Cape Naturaliste in the north to Cape Leeuwin in the south. It is composed of 28 separate reserves, which together have an area of about . Despite the park's large size, the reserves are fragmented, and in many places the park consists only of a narrow coastal strip. It has many features of interest including limestone and
granite outcrops like
Sugarloaf Rock and
Canal Rocks. The coastal area also contains many beaches with well-known surf breaks, such as
Supertubes, Yallingup Beach, and Smiths Beach. Other coastal features include coastal cliffs and aeolian dunes. The park contains many
caves, some of which are accessible by the public. There are brackish and freshwater lakes and springs, and the park is crossed by several creeks and rivers, including the
Margaret River. The park either passes through or contains historic sites including the
Cape Leeuwin water wheel. ==Leeuwin–Naturaliste Ridge==