UK cost calculator
Bathroom Cost Calculator
Estimate a bathroom renovation budget and see how layout changes, finish level, underfloor heating and location can affect the total.
Estimated bathroom budget
£5,170 – £8,460Typical planning estimate £6,580. Current UK benchmark for a standard new bathroom is around £7,000, with high-end projects often reaching £14,000+.
Benchmark source: Checkatrade New Bathroom Cost 2026, last updated March 2026. Regional, finish and add-on adjustments are UK Home Costs modelling assumptions. See sources →
How the estimate works
The standard model is anchored around the current £5,500–£8,000 new-bathroom range and £7,000 average, then separates higher specification, layout changes, underfloor heating and region from the source benchmark.