How Much Does it Cost to Extend to the Back of a House

one storey rear extension costs edinburgh

Assuming the extension measures 7m x 5m, a project like this may require a minimum construction budget of £60,000 - £90,000 + VAT in the Edinburgh area.


Capital A usually charge Fixed Price Architects Fees for our services.


An estimate of the fees likely to be charged by other Consultants and Local Authorities is listed here:


Structural Engineer’s Fee = £1,000 - £1,800 + VAT


Heat Loss Calculation Fee = £100 + VAT


Ordinance Survey Copyright Licence Fee = £20 - £30


Planning Application Fee to Local Authority= £202


Building Warrant Application Fee to Local Authority= £580


An estimate of the likely timescale for each stage of the process is listed here:


Feasibility Stage = 1 to 2 months.


Planning Application Stage = 2 to 4 months.


Building Warrant Stage = 2 to 6 months.


Pre-Construction Stage = 1 month.


Construction Stage = 2 to 3 months.


Post-Construction Stage = 1 to 3 months

For Example…

This is a one storey rear extension project by Capital A.

Renovation of a Townhouse in Alloa

Book A Free Consultation With An Architect

Capital A offer a free, no obligation consultation if your property is in Edinburgh, The Lothians, Fife or Dundee.
Our email and phone details are on the
Contact Page.
REGISTERED OFFICE: Capital A Architecture Ltd. 8 Cameron Drive, Falkland, Fife, KY15 7DL. Registered as a Company in Scotland. Company Number SC374502. 2017 All Rights Reserved
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