Terrys Creek, an urban watercourse[1] that is part of the Lane Cove River catchment, is located in Northern Suburbs region of Sydney, Australia.

[2] Terrys Creek rises about 1 kilometre (0.62 mi) north of the suburb of Dundas Valley, east of Marsden Road; with its headwaters forming the watershed boundary between the Hornsby Plateau and the Cumberland Plain.

The creek flows generally north by north-east before reaching its confluence with Devlins Creek to form the Lane Cove River, north-east of the suburb of North Epping, in Lane Cove National Park.

The course of the creek is approximately 7 kilometres (4.3 mi);[1] and the catchment area is 10.12 square kilometres (3.91 sq mi), spread over the Parramatta, Ryde and Hornsby local government areas.

[4] Terrys Creek is transversed by the Main North railway line, Epping Road, and the M2 Hills Motorway.