Because of its good soils and elevated position as part of the Hornsby Plateau, Ku-ring-gai was originally covered by a large area of dry sclerophyll forest, parts of which still remain and form a component of the Ku-ring-gai Chase National Park. There are also many domestic gardens in the residential parts of Ku-ring-gai.

The Mayor of Ku-ring-gai Council is Cr. Christine Kay, an Independent Liberal