Mecanik Dev

Demo Hale & Morrow is a fictional architect website built by Mecanik Dev. by Mecanik Dev

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Cost guide

What might it cost? Honestly.

Real ranges from our recent projects in Bath and Somerset, updated each quarter. Building costs here run about 10% above the national average.


Project
Specification
Build cost
£72k to £90k
Our fees, full service
£7k to £12k
Likely total
£79k to £102k
From first meeting to moving in
7 to 11 months

Add VAT at 20% on building work and fees. Engineers, surveys and planning fees are extra, usually 3 to 5% of the build.

Talk it through with us

Planning check

Do I need planning permission?

Four questions, a straight answer. Based on householder permitted development rules in England.

What are you planning?
Your house is
How far out from the back wall?
Is the house

Probably permitted development

A single storey rear extension up to 3 m deep on a semi or terraced house is usually allowed without an application.

A rough guide, not legal advice. Article 4 directions, previous extensions and flats all change the answer.