UK new-build calculator
Build a House Cost Calculator
Estimate a new-build construction budget using current UK cost-per-square-metre benchmarks and postcode-aware regional pricing.
Enter a postcode to apply a regional adjustment.
Estimated build cost
£233,590 – £394,800Typical planning estimate £314,261. Land, finance, professional fees and abnormal site costs may be additional.
Benchmark source: Checkatrade 2026 house-building and build-cost-per-m² guides. Regional and complexity adjustments are UK Home Costs modelling assumptions. See sources →