Help & advice
How much space around a dining table?
Last updated: March 02, 2026
The short answer for how much space to leave around a dining table is to allow 900mm minimum all the way around so chairs can slide back, and 1100-1200mm if you want people to walk behind with ease. So if you take a 1200mm wide table it' going to want at least a 3000mm wide room.
1. The magic number: 90cm
Every dining table needs at least 90cm of clearance on all sides. Why? To make sure people can pull chairs back and move around without bumping into walls, other furniture, or each other. That's your golden rule.
2. Measuring your space
Before you commit to buying a dining table, grab a tape measure. Take the width and length of your dining room. Subtract 180cm from both. That's your maximum table size. Easy math, right?
For example: Got a 4m x 3m dining room?
- 400cm - 180cm = 220cm max table length
- 300cm - 180cm = 120cm max table width
3. Big chairs, bigger problems
If your chairs are oversized or have fixed armrests, you'll need extra clearance. Add 60cm on top of their footprint to keep circulation space smooth and drama-free.
4. Don't forget the rest of the room
Got a sideboard, a bookshelf, or a door opening nearby? Factor those in. The goal isn't just a beautiful dining table - it's a space that works.
5. Space per person
When it comes to seating, aim for 60cm width per person at the table. Anything less, and people will feel like they're elbow wrestling at dinner.
Frequently asked questions
Can I get away with less than 90cm clearance around my dining table?
Technically, yes-but you'll sacrifice comfort. Anything less than 90cm feels tight, especially if you're hosting or have kids running around.
What if my dining chairs are huge?
Oversized dining chairs need extra clearance. Measure the chair's depth and add at least 60cm for circulation space. Trust us, it's worth it.
What about extending dining tables?
Plan for the extended size, not the default. If the table grows by 50cm when extended, your room needs to handle that extra length and the 90cm clearance.
Can I push the dining table against the wall?
For everyday use? Sure. But for hosting, you'll need to pull it out to give guests enough breathing room.
How much space do I need for a round dining table?
The same rules apply. Measure the room, subtract 180cm, and ensure there's 90cm clearance all around the table.
Renovating? Read more...
Dining
How to effectively light your dining room
Lighting plays a crucial role in setting the right mood and functionality in your dining room.
All rooms
Save money, save energy and save water from your renovation.
You've got the vision for your dream room - colours, tiles, that perfect finish. But have you thought about how it's going to perform?
Free tools to get started
Start your renovation with Reno