Deep Creek Conservation Park is a protected area in the Australian state of South Australia located on the southern coast of Fleurieu Peninsula in the gazetted localities of Deep Creek and Delamere about 11km east of Cape Jervis. The Park encompasses 18km of coastline, which include views across Backstairs Passage to Kangaroo Island. The Park consists of mainly rolling coastal hills, the gullies of which contain orchids and ferns, while the hilltops have stunted scrub and low windswept trees. Walking trails (including part of the famous Heysen Trail) provide access to most of the Park. The Park is classified as an IUCN class II protected area.