How many rental flats have been built since HDB’s inception in 1960?

Approximately 1,038,473 flats

As of 2008, the total number of flats since HDB’s inception in 1960 was already 990,573 flats. Singapore’s Housing and Development Board (HDB) consequently built more flats to accommodate the rising demand for the years 2009 until 2011. By the end of 2011, HDB projects that it would have built 50,000 more flats in different states. As of now, more or less 47,900 flats have been launched by HDB.