Killer Creek is a creek in the Moira River and Lake Ontario drainage basins in Addington Highlands, Lennox and Addington County, Ontario, Canada.

Course

Killer Creek begins at an unnamed lake at an elevation of 344 m and flows southwest to Killer Lake at an elevation of 328 m. It then heads generally south to reach its mouth at the west end of Skootamatta Lake on the Skootamatta River at an elevation of 289 m. The Skootamatta River flows via the Moira River to the Bay of Quinte on Lake Ontario at Belleville.