Build Cost Calculators

There are a variety of resources you can use to get an idea of build costs. We've pulled together some of the best . Don't forget to read our Build Cost Guide for advice on ensuring your build costs are correct.

Build Cost Guide Establishing Your Budget

Tools & Calculators

Build Cost Calculators

From BuildStore's own database of the most recent 868 self build projects, you can get an idea of the effect on costs by method of construction.

Build Costs & Construction type

Method of Construction No. of Projects Average GIFA* Forecast per sq m
Masonry (brick and block or block and render) 450 222 sq m £1,205
Timber frame (open panel manufactured off site) 336 217 sq m £1,246
Others (oak frame, SIPs, ICF, steel frame 82 247 sq m £1,377

*gross internal floor area

Use a build cost calculator to get a rough idea of what it will cost to build your home. Remember though that build cost calculators only work to averages and it's important to do your research carefully. For some guidance on collating your build costs from a highly experienced self build project manager, read our build cost guide.

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Build Cost Calculator & Extension Cost Calculator

Click here for the Homebuilding & Renovating Build Cost Calculator