Adelaide Terrace, Perth, is an easterly extension of, the main street

Street

A street is a paved public thoroughfare in a built environment. It is a public parcel of land adjoining buildings in an urban context, on which people may freely assemble, interact, and move about. A street can be as simple as a level patch of dirt, but is more often paved with a hard, durable...

 in the city of Perth, Western Australia

Perth, Western Australia

Perth is the capital and largest city of the Australian state of Western Australia and the fourth most populous city in Australia. The Perth metropolitan area has an estimated population of almost 1,700,000....

, St Georges Terrace (31°57′30"S 115°52′1"E). It runs parallel

Parallel (geometry)

Parallelism is a term in geometry and in everyday life that refers to a property in Euclidean space of two or more lines or planes, or a combination of these. The assumed existence and properties of parallel lines are the basis of Euclid's parallel postulate. Two lines in a plane that do not...

 to the Swan River

Swan River (Western Australia)

The Swan River estuary flows through the city of Perth, in the south west of Western Australia. Its lower reaches are relatively wide and deep, with few constrictions, while the upper reaches are usually quite narrow and shallow....

 and is a major arterial road through the central business district

Central business district

A central business district is the commercial and often geographic heart of a city. In North America this part of a city is commonly referred to as "downtown" or "city center"...

.

Its eastern end is marked by The Causeway

The Causeway

The Causeway is the name of the traffic crossing of the Swan River in Western Australia at the eastern end of Perth Water. Made up of two bridges on either side of Heirisson Island, the crossing links the City of Perth and Victoria Park....

, whereas at the western end it joins St Georges Terrace at the intersection with Victoria Avenue.

In the late nineteenth century, the southern side was lined by houses and properties of wealthy and powerful people in Western Australia

Western Australia

Western Australia is a state of Australia, occupying the entire western third of the Australian continent. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Indian Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east...

 of the time - and it earned the reputation of being the location of some of John Horgan

John Horgan (Australian politician)

John William Horgan was a Member of the Western Australian Legislative Council in 1888–89. He is remembered most for his aggressive election campaigns in which he characterised six of the most prominent families in colonial Western Australia as the "six hungry families".John Horgan was born...

's Six hungry families

Six hungry families

Six hungry families was a phrase used in the 1880s and 1890s to describe six of the most prominent and powerful families in colonial Western Australia, with extensive influence in judicial, political, mercantile and social circles...

By the late twentieth century, there were only a couple of houses from the nineteenth century remaining in the full length of the road.