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The clearances that make a room work

Most rooms that feel cramped are not too small. They are planned without the gaps people need to move, sit and pull out a chair.

· 4 min read

Before we choose furniture, we draw the empty space around it. A sofa is 900 mm deep; the room it sits in also needs the 450 mm in front of it, and the path behind the dining chair, and the swing of the door.

The working numbers

Main walkway900 mm clear
Secondary path (e.g. beside a bed)600 mm minimum, 750 mm comfortable
Sofa to coffee table400–450 mm
Table edge to wall, chair in use900 mm; 1,100 mm if people pass behind
Kitchen: counter to island1,000–1,200 mm
Desk depth for a laptop and papers700–800 mm

These are starting points, not rules. A tight 750 mm path is fine in a reading corner; it is not fine between a kitchen and the dining table, where people carry hot things.

How we use them

  • We draw clearances as shaded zones on the 1:50 plan before any furniture goes in.
  • Where zones overlap, something is too big or in the wrong place — usually the coffee table.
  • In offices, we plan the path to the door first, then fit desks around it.