The projects combine 13,943 units worth a total of Bt57.25 billion, with per-unit prices averaging at Bt4.1 million, the survey added.
Meanwhile, the sale of new projects launched in June was 15 per cent less than in May, when 20 per cent of the newly launched projects were sold on average.
The firms that launched projects in June include Pruksa Real Estate Plc, Chewathai Plc, Lalin Property Plc, Property Perfect Plc, Supalai Plc, AP (Thailand) Plc, Areeya Property Plc, Sansiri Plc, and Eastern Star Real Estate Plc.