How much does House Extension cost? See Our Instant Prices™.
Average Price
£1,000 - £75,000The best House Extension prices are waiting for you at HomeRun. If you want to get professional and reliable House Extension service, you can create a job request, compare incoming House Extension prices, and get your job done easily.
- HomeRun
- House Extension Cost and Prices
Average House Extension Price
£1,000
£75,000
How much does House Extension cost? See Our Instant Prices™.
Average Price
£1,000 - £75,000The best House Extension prices are waiting for you at HomeRun. If you want to get professional and reliable House Extension service, you can create a job request, compare incoming House Extension prices, and get your job done easily.
Average House Extension Price
£1,000
£75,000
- HomeRun
- House Extension Cost and Prices
Regional House Extension Prices
Example House Extension Prices
London / Ealing
14 Jul 2026
£20,000 - £20,000
£20,000
Request DetailsHouse Extension
14 Jul 2026
What type of extension would you like to build?
Other
Job Details
Convert garage into room with bathroom and toilet with insulated roof and window. Take down old garage door and reskimming walls and bring floor up to level of hall door.
Luton / Luton
23 Apr 2026
£3,000 - £3,000
£3,000
Request DetailsHouse Extension
23 Apr 2026
What type of extension would you like to build?
Single storey extension
Job Details
Bedroom extension on top of garage
London / Hounslow
27 Jan 2026
£1,000 - £65,000
£1,000
Request DetailsHouse Extension
27 Jan 2026
What type of extension would you like to build?
Single storey extension
Job Details
Side & back extension. End terrace house, 1929 build. Open plan kitchen living room extending on ro garden
London / Ealing
14 Jul 2026
£20,000 - £20,000
£20,000
Request DetailsHouse Extension
14 Jul 2026
What type of extension would you like to build?
Other
Job Details
Convert garage into room with bathroom and toilet with insulated roof and window. Take down old garage door and reskimming walls and bring floor up to level of hall door.
Luton / Luton
23 Apr 2026
£3,000 - £3,000
£3,000
Request DetailsHouse Extension
23 Apr 2026
What type of extension would you like to build?
Single storey extension
Job Details
Bedroom extension on top of garage
London / Hounslow
27 Jan 2026
£1,000 - £65,000
£1,000
Request DetailsHouse Extension
27 Jan 2026
What type of extension would you like to build?
Single storey extension
Job Details
Side & back extension. End terrace house, 1929 build. Open plan kitchen living room extending on ro garden