Over 40 sites have been recorded within the park, although many of these were along the river bank and flooded by the building of the weir in 1938.

Three Aboriginal engravings of indeterminate figures on a rock platform above Blackbutt Creek.
A large rock located in the Lane Cove National Park, which has both Aboriginal and European engravings.
Aboriginal engraving of a platypus, carved in an unusually simple style.
An unusual Aboriginal engraing site in Lane Cove National Park, which contains only emu and kangaroo tracks.
A quite clearly defined kangaroo, and some smaller engravings, next to the Max Allen Track on a small rock
Water channels that appear to of Aboriginal origin, below the STEP Track in South Turramurra.