Apsley Wall Ltd is an established extension buildering business in Forest Row. We come highly recommended and provide competitive quotes for your w...
Trusted and professional extension builder in Forest Row. Experienced in all extension buildering work and keeping within budget and on quote. Danc...
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
Yeoman Building Contractors are here to help customers who need an Extension Builder in Forest Row. We offer a competitive rate to complete all you...
Relax... you have found a reliable extension builder in Forest Row. HOWCROFTS BUILDING SERVICES is a friendly and reliable company based in Forest ...
LEWIS BUILDING SERVICES is an established and experienced local extension builder in Forest Row. Please contact us for a free, no obligation quote ...
From £86,600
J Taylor
Taylor Building & Maintenance Services is an established extension buildering business in Forest Row. We come highly recommended and provide compet...
From £87,296
Need an Extension Builder in Forest Row? J P ADAMS BUILDERS LTD has been helping local clients (20 mile radius) with their extension buildering job...
From £87,016
Relax... you have found a reliable extension builder in Forest Row. JESMOR CONSTRUCTION LTD is a friendly and reliable company based in Forest Row ...
From £87,008
Home Counties Landscapes are here to help customers who need an Extension Builder in Forest Row. We offer a competitive rate to complete all your e...

Building a granny annexe ranges from £86,600 (Taylor Building & Maintenance Services based in RH18) to £87,336 (Dance & Co Developments based in RH19), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in Forest Row by posting a job with HaMuch. We will send it to extension builders in Forest Row who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near East Grinstead | £37 | £259 |
| Granny Annexe near Crowborough | £36 | £258 |
| Granny Annexe near Mid Sussex | £35 | £261 |
| Granny Annexe near Crawley | £38 | £255 |
| Granny Annexe near Haywards Heath | £35 | £256 |
| Granny Annexe near Horley | £38 | £258 |
| Granny Annexe near Tunbridge Wells | £37 | £258 |
| Granny Annexe near Burgess Hill | £36 | £240 |
| Granny Annexe near Wealden | £35 | £256 |
| Granny Annexe near Tonbridge | £38 | £254 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,536

Two storey extension - £88,054

Build a timber frame extension - £26,036

Build a swimming pool - £81,036

Single storey extension - £55,720

Side return extension - £41,905

Install an RSJ - £2,236

Outbuilding - £10,036

Build a Mansard loft conversion - £52,036

Loft conversion - £34,088

Build a kitchen extension - £42,036

Hip to gable loft conversion - £42,036

Granny annexe - £87,036

Garden office - £10,036

Convert a Garage - £16,036

Garage - £18,536

Build a flat roof extension - £22,036

Build a dormer loft conversion - £42,036

Concrete foundations - £6,286

Convert a bungalow loft - £29,036

Convert a basement - £37,905