How Much Passage Width Do You Need in a Small Room?
It's common to only realize "there's no room to walk through" after all the furniture is already in place. Passage width is the key measure that keeps a room usable without making it feel cramped.
Basic passage: at least 60cm
The minimum width a person can walk through without turning sideways is 60cm. For a main route you use often (entrance–bed–desk), it's more comfortable to leave 70–80cm if you can.
Extra clearance to account for, by furniture type
- Hinged doors and drawers: calculate the full swing/pull-out width, not just the footprint. Mistaking the swing radius for a walkable passage causes problems once you actually measure.
- Beside the bed: leave 50–60cm minimum for making the bed or vacuuming.
- Desk chair: leave about 60–70cm behind the desk for pushing the chair back and standing up.
- In front of the entrance door: leave at least 80cm for putting on and taking off shoes.
Common mistakes
People often look only at the diagonal gap between pieces of furniture and assume the passage is wide enough. You need to measure along the actual straight line you'd walk. Furniture catalog dimensions also often list the main body only, so it's easy to miss handles and protruding legs.
The Room Furniture Layout Simulator warns you in real time while dragging furniture whenever a passage narrows below 60cm. Check it before you commit to a layout. Also read: Bed Sizes Explained
※ These are general recommendations and may differ from fire-safety or building-code requirements.