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Urban Redevelopment Authority (URA)

Retail Unit Size and Internal Corridor Width

Check the guidelines relating to retail unit size and internal corridor width for hotels

Last updated 9 June 2026

Retail Unit Size

The average retail unit size shall not be less than 50sqm. Average retail unit size is determined using the following formula:

Formula to calculate the average retail unit size

Formula to calculate the average retail unit size

The width requirements for internal corridor are dependent on the number of commercial units it serves, and are detailed in the table below.

Table 1: Internal Corridor Width Requirements

Type of Corridor

Main Corridor
(with expected high footfall)

Other Corridor

Single Loaded
(single row of retail units)

Minimum 2.4m

Minimum 2.0m

Double Loaded
(retail units on both sides)

Minimum 3.0m

Minimum 2.4m

A wider corridor width may be required for corridors with expected heavy pedestrian traffic.