King Street is the central thoroughfare of the suburb of Newtown in Sydney, Australia. The residents of the area, including a higher-than-average concentration of students, LGBT people and artists, are most visible on this street, sealing Newtown's reputation as Sydney's premier hub of subcultures. The street can be divided geographically into two sections, North and South. King Street is particularly notable for the many picturesque Victorian era and Edwardian era commercial buildings that line the street.

Newtown, a suburb of Sydney's inner west, is located approximately four kilometres south-west of the Sydney central business district, straddling the local government areas of the City of Sydney and Inner West Council in the state of New South Wales, Australia.