Bishan is a relatively new estate in a prime location that enjoys a high level of popularity and demand for its range of mainly four to five-room HDB flats. Sitting in the central Singapore, Bishan is home to Singapore?s most prestigious schools ? Raffles Institution and Raffles Junior College. Bishan residents can get close to nature with a short journey to MacRitchie Reservoir or a jog in the 52 hectares Bishan Park. The estate is split into three subzones: Bishan East; Marymount; Upper Thomson.