HDB’s June 2026 BTO exercise saw the launch of Sembawang Brook and Sembawang Portico. Located adjacent to each other, they will sit within the 53-hectare Sembawang North Estate. Compared to the other projects in HDB’s June 2026 BTO exercise, Sembawang Brook and Sembawang Portico stand out for three attributes: their standard classification, short waiting times, and variety of unit types. 4. Sembawang Portico Prices Here’s a detailed look at Sembawang Portico—the smaller of two projects.