What will your patio really cost?
No fluff. Just numbers you can build on.
Answer four questions and watch your patio build itself — then get the two honest numbers: what the materials cost, and what you'll actually pay to have it done.
5 m × 3 m · 15 m²
How big is it?
Length
Width
What's it made of?
What's there now?
Under your patio
- Slabs · 20mm
- Full mortar bed · 30mm
- Compacted MOT Type 1 sub-base · 100mm
- Lawn and topsoil dug out · 150mm
Where in the country?
Materials only
£850–1,030
the quote gap+£1,280–1,950mind the gap between these
Typical installed total
£2,130–2,980
That gap is labour, prep, waste and access — the slabs are the cheap part. It's the part quotes keep vague, and it's most of what you'll pay.
Prices checked August 2026 · Placeholder prices — real data landing soon.
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