data sydney 2023Sydney property market news. The Sydney property market has proved to be incredibly resilient over recent years. After a historic period of growth over the 2021 property boom that saw median values shoot up +25.3 per cent in just 12The City of Sydney's Gross Regional Product was $154,755m in 202524. The Gross Regional Product of an area is the equivalent of Gross Domestic Product, but for a smaller area. It is