In 2021, there were 253,172 separate houses in the area, 182,665 medium density dwellings, and 314,448 high density dwellings.
Analysis of the types of dwellings in SSROC region in 2021 shows that 33.4% of all dwellings were separate houses; 24.1% were medium density dwellings, and 41.5% were in high density dwellings, compared with 53.4%, 18.8%, and 27.1% in the Greater Sydney respectively.
In 2021, a total of 90.3% of the dwellings in SSROC region were occupied on Census night, compared to 91.9% in Greater Sydney. The proportion of unoccupied dwellings was 9.4%, which is larger compared to that found in Greater Sydney (7.9%).