Boundaries of Tertiary Planning Units & Subunits (for 2021 Population Census)

Tertiary Planning Unit and Subunit Boundaries Adopted in 2021 Population Census

For town planning purpose, the whole territory of Hong Kong is divided into 292 Tertiary Planning Units (TPUs) in the 2021 Population Census. On the one hand, these TPUs are sub-divided into Subunits. On the other hand, these TPUs are aggregated under 52 Secondary Planning Units (SPUs) at the next higher level. The SPUs are further grouped under nine Primary Planning Units (PPUs) at the highest level. Each of the TPU is identified by a unique three-digit number. The first digit of a TPU number identifies the PPU code while the first and second digits together correspond to the SPU code.

In translating the boundaries of TPUs and Subunits for 2021 Population Census to digital format, reference has been made to different topographic maps, which may of various scales, prepared by Survey and Mapping Office, Lands Department available at the time of preparation. Since the geographical features on these maps may be updated from time to time, the boundaries of TPUs and Subunits may not tally with the latest situation. Users are responsible for making their own assessment of the obtained data and are advised to verify such information before acting on it.

The multiple file formats are available for dataset download in API.