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How much does a loft conversion cost in Surrey?

The main things that decide the price of a loft conversion, from the type of loft to the staircase and the en suite.

How much does a loft conversion cost in Surrey?Guide

The short answer

The price depends mostly on the type of loft and how much you add. A roof light loft is the simplest, a rear dormer adds space and a hip to gable or mansard adds the most.

After a free consultation we send a detailed report, a fixed-price quotation and a works schedule. The price is for the agreed specification, so it only changes if you change the design.

What drives the cost

1Type of loftRoof light, rear dormer, hip to gable or mansard.
2SizeHow many rooms, and whether you add an en suite.
3StructureSteels, new floor joists and any changes to the roof.
4StaircaseWhere it goes and how it is protected for fire safety.
5WindowsDormer windows, roof windows and any Juliet balconies.
6FinishesBathroom, storage, flooring and lighting.

Planning and building regs

Many lofts fall under permitted development, but every loft needs building regulations approval. See our planning guide for more.

Adding it to an extension

Doing a loft and an extension together means one design, one scaffold and one programme, which usually saves time and money compared with two separate projects.

Questions

Quick answers.

Usually not. Most of the work happens in the roof, with the stairs connected near the end.

Most can. Head height and the roof structure are the main checks.

Yes. You get a fixed-price quotation after a free survey.

Free consultation

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Tell us about the project and we'll call you back to book a free visit. Fixed-price quote, no obligation.

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