Situated in the desirable Upper North Shore of Sydney, Killara is 14 kilometres north of the Sydney Central Business District in the local government area of Ku-ring-gai Council. The majority of residential properties in Killara are built in the Federation and Californian Bungalow styles, although the suburb includes many other styles. Killara railway station is on the North Shore, Northern & Western Line of the Sydney Trains network. The Pacific Highway is the main road through Killara. The Swain Gardens were donated to Ku-ring-gai Council by Mr Swain, a Sydney bookseller, in the 1920s, and is maintained today by the council and volunteers. The gardens have been listed by the National Trust of Australia. Commercial developments are located along the length of the Pacific Highway, including the Greengate Hotel. Residents often travel to nearby suburbs of Gordon, Macquarie Park and Chatswood for regular shopping.


Killara is home to two top ranking public primary schools, Killara Public School and Beaumont Road Public School. The suburb is also home to Killara High School, one of the highest performing non-selective government secondary school in the state of New South Wales.


Killara is bursting with parks, recreational facilities, clubs and historically significant sites. There is never a shortage of recreational and leisure activities to do in Killara. Killara’s attractions include, Greengate Park, Killara Park, Koola Park, The Greengate Hotel, Swain Gardens, Killara Lawn Tennis Club, Killara Bowling Club, Killara Golf Club, Marian Street Theatre (planned to re-open in 2021), and Harry and Penelope Seidler House.