Hornsby is a suburb of Sydney, located in the state of New South Wales, Australia. It is located 25 kilometres north-west of the Sydney central business district in the local government area of Hornsby Shire. The suburb is known for its leafy streets, vibrant shopping district, and its proximity to the Ku-ring-gai Chase National Park. The area is home to a variety of shops, restaurants, cafes, and other amenities, as well as a number of parks and reserves. Hornsby is also home to the Hornsby Ku-ring-gai Hospital, which provides medical services to the local community.