What Size Garden Furniture Set Do You Need?

The right size garden furniture set is the one that fits your patio with the chairs pulled out, not just when they're tucked in. A table's dimensions are only half the story: each diner needs roughly 60cm of table edge, and each chair needs about 75–90cm of clear space behind it to be pulled back and sat in. Add those together and a "compact" 4-seat set can need a clear area of around 2.4–2.7m square.

Quick size guide: how much space each set needs

These figures are widely used interior and garden planning rules of thumb, applied to typical outdoor table sizes. Clear area = table size plus the chair clearance on every side where people sit.

Figures rounded. Upper table sizes used for the ranges. If a table is against a wall with no chairs on that side, you only need clearance on the sides people sit.

In short: a 2-seat bistro set needs a clear area of about 2.1–2.4m square, a 4-seat set about 2.4–2.8m square, a 6-seat set about 3.0–3.3m by 2.4–2.7m, and an 8-seat set about 3.7–4.0m by 2.5–2.8m. Measure your patio and allow for chair clearance, not just the table.

Why chair clearance matters as much as the table

A chair tucked under a table takes up almost no extra space. A chair with someone sitting in it, pushed back from the table, can project 60–75cm. Then people need to stand up and step out. That's why planning guides consistently use around 90cm behind each seat, and more where others need to walk past.

Chair size varies, too. For example, the armchairs in our 5-piece garden dining set are 56cm wide and 65cm deep around an 88cm square table. Armchairs and deep-cushioned seats need more room than slim, armless ones.

2-person sets

Bistro sets suit balconies, small patios and a sunny corner for morning coffee. Look for a 60–70cm table and chairs that fold or stack if you need the space back. Our guide to garden furniture under £200 for small patios covers folding and fixed options.

4-person sets

The most popular size for couples and small families. A square table of about 85–90cm seats one person per side; a round table of around 100cm seats four with a little more elbow room. If one side faces a wall, a bench on that side saves space.

6-person sets

A rectangular table of about 150cm seats two per long side and one at each end. For example, our 6-seater rattan dining set has a 150 x 80cm table with cube chairs measuring 61 x 60cm. Plan on a clear area of roughly 3.0–3.3m by 2.4–2.7m.

8-person and larger sets

Tables of 200–220cm seat eight: three per side plus the ends. Ten usually needs 240cm or more. At this size, think about how people reach their seats: a long table against a fence with no walkway behind means half the diners climbing in from the ends. Large corner dining sets can seat more people in a smaller footprint because the sofa-style seating doesn't need pull-out space.

Dining sets vs lounge sets

For a lounge set, leave enough space between the sofa and coffee table to sit comfortably and reach a drink (roughly 40–45cm is a common guide), and keep a clear route of at least 60–90cm around the outside so no one climbs over the furniture. As a size reference, our L-shaped furniture cover is made for corner sets around 250 x 250cm.

Small gardens, balconies and terraces

• Measure access, too: doorways, side gates and stairs, as well as the space itself.
• Folding and stacking pieces let you reclaim the space when you aren't using it.
• Benches and corner seating go against walls and need no pull-out space behind.
• Balconies: check any weight limits or rules in your lease or building management guidance before adding heavy furniture or planters.
• Wind: balconies and roof terraces are often windier than gardens, so choose pieces that can be secured or brought in.

How to measure your patio

1. Measure the usable area, excluding steps, drains, planters and any door swing.
2. Decide which sides of the table will have chairs.
3. Take the table size, add 75–90cm on each seated side (110–120cm where people walk behind).
4. Mark that rectangle on the ground with tape, string or garden canes.
5. Put out a couple of chairs you already own and try sitting, standing and walking round.

Space planning mistakes

• Measuring the table and forgetting the chairs.
• Buying for the one big party a year rather than everyday use.
• Blocking the route from the back door to the garden.
• Putting a table where a door opens outwards onto it.
• Forgetting parasol bases, gazebos or heaters, which also need floor space.
• Choosing deep lounge furniture for a space that only fits a bistro set.

Frequently asked questions

How much space do I need for a 4-seater garden dining set?

Around 2.4–2.7m square for a set with an 85–90cm square table, allowing 75–90cm behind each chair.

How much space do I need for a 6-seater garden table?

A typical 150cm-long table needs roughly 3.0–3.3m by 2.4–2.7m of clear patio once chairs can be pulled out.

How much space should be behind a garden chair?

Around 90cm is comfortable; 75cm is a tight minimum. Allow 110–120cm where people need to walk behind seated diners.

Is a round or square table better for a small patio?

A square table can push into a corner or against a wall; a round table has no corners to bump into and often feels easier to move around. For four people, both work if you allow the clearance.

Can I fit a dining set and a lounge set on the same patio?

Only if you can give each its own clear zone. Add the dining clear area and the lounge footprint together, plus a walkway between them.

Finding the right size

Measure, mark out the footprint, and then choose the set. You can compare table and chair dimensions across our garden tables, rattan furniture and garden seating collections, and our garden furniture buying guide covers materials, comfort and care. Planning a gazebo over the table? Our gazebo size guide shows which sizes fit which sets.

Written and checked by the Hackerprice® editorial team. Clearance figures are common interior and garden planning rules of thumb, not fixed standards. Product dimensions were checked against our live catalogue when this guide was written. Last updated: 30 September 2026.