10 highest 4-room HDB properties include 1C Cantonment Road ($1,518,000), 50 Moh Guan Terrace ($1,500,000), 1E Cantonment Road ($1,490,000), 1C Cantonment Road ($1,480,000), 1B Cantonment Road ($1,450,000), 1C Cantonment Road ($1,450,000), 1A Cantonment Road ($1,430,000), 1B Cantonment Road ($1,430,000), 1D Cantonment Road ($1,425,000), 1D Cantonment Road ($1,423,888). Click for more.