About Us
Advice Centre
Get help and advice with your project.
Loft Conversions
Overview
Types of Conversions
Permitted Development
Planning Permission
Building Control
House Extensions
Overview
Types of Extensions
Permitted Development
Planning Permission
Building Control
Planning Portals
England
Wales
Scotland
Northern Ireland
Cost Calculators
Loft Conversions
House Extensions
Garage Conversions
Are you a Builder?
CONTACT US
Our House Extension Price Guide Calculator
Tell us what you’d like and we’ll email our free and accurate price guide for your area.
How big would you like your house extension?
Select a size to the nearest metre
How far would you like to extend from your home?
Select projection
1m
2m
3m
4m
5m
6m
7m
8m
9m
10m
11m
12m
13m
14m
15m
How wide would you like the new extension to be?
Select width
1m
2m
3m
4m
5m
6m
7m
8m
9m
10m
11m
12m
13m
14m
15m
What would you like in your house extension?
What type of extension would you like?
Single storey
Double storey
What type of roof would you like?
Flat Roof
Pitch Roof
How many windows do you want?
Please select
1
2
3
4
5
6
7
8
Would you like a roof lantern?
Yes
No
Would you like any velux roof windows?
Please select
1
2
3
4
5
6
7
8
Do you need a knock through on the house?
Yes
No
Is a single external door required?
Yes
No
Would you like a set of French doors?
Yes
No
Do you need patio doors?
Yes
No
Do you need bi-folding doors?
Yes
No
Would you like a bathroom?
Yes
No
Where shall we send your price guide?
Add your contact details and we’ll send your price guide via email.
What’s your first name
What’s your surname
Add your email address
Which part of the country do you live in?
East of England
East Midlands
London
North East
North West
South East
South West
West Midlands
Yorkshire & Humber
Mid Wales
North Wales
South East Wales
South West Wales
Strathclyde
Dumfries and Galloway
Borders
Lothian
Central
Fife
Tayside
Grampian
Highland
Western Isles
Shetland
Orkney
Antrim
Armagh
Down
Fermanagh
Londonderry
Tyrone
Your Privacy
By ticking this box I agree that I have read the
privacy policy
and consent to the given information being used to contact me and provide me with a price guide based on the information I have supplied. We will never sell your data.