What it covers
Free editorial guide with itemised £/m² ranges; no interactive calculator.
What it costs
Standard flooring component £60/m². Overall build £575k-£600k for 200-250m² (around £2,400-£3,000/m²)..
What changed recently
Article refreshed to early 2026 rates; flags 2026 build costs forecast slightly below 2023 peak.
Where it fits in a UK knockdown rebuild
Use Homebuilding & Renovating (Future plc) as one input among several when sizing a KDR. The calculator on this site cross-checks against BCIS, FMB, and HMRC simultaneously so no single reference drives the headline. For the live worked example, see the calculator; for every figure's primary source, see the sources ledger.
Primary source
Verified 2026-06-21 against the source URL above.