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Available extension builders in TN11 reply
Select your affordable TN11 extension builder
P & A CONSTRUCTION LIMITED is an established extension buildering business in TN11. We come highly recommended and provide competitive quotes for y...
From £86,896
M L Builders & Sons Limited is an established and experienced local extension builder in TN11. Please contact us for a free, no obligation quote an...
From £86,928
Nordic Sky Limited is an established and experienced local extension builder in TN11. Please contact us for a free, no obligation quote and competi...
From £87,024
Spend a Penny Installations Ltd is an established extension buildering business in TN11. We come highly recommended and provide competitive quotes ...
From £87,240
montyandbo is an established and experienced local extension builder in TN11. Please contact us for a free, no obligation quote and competitive rat...

Building a granny annexe ranges from £86,896 (M L Builders & Sons Limited based in TN10) to £87,240 (Montyandbo based in TN4), 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 TN11 by posting a job with HaMuch. We will send it to extension builders in TN11 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Tonbridge | £38 | £254 |
| Granny Annexe near Tunbridge Wells | £37 | £258 |
| Granny Annexe near Sevenoaks | £38 | £234 |
| Granny Annexe near Larkfield | £41 | £253 |
| Granny Annexe near Crowborough | £36 | £258 |
| Granny Annexe near Maidstone | £40 | £255 |
| Granny Annexe near East Grinstead | £37 | £259 |
| Granny Annexe near Rochester | £39 | £254 |
| Granny Annexe near Caterham | £43 | £271 |
| Granny Annexe near Gravesend | £40 | £260 |
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 - £17,550

Two storey extension - £88,074

Build a timber frame extension - £26,050

Build a swimming pool - £81,050

Single storey extension - £55,992

Side return extension - £42,058

Install an RSJ - £2,250

Outbuilding - £10,050

Build a Mansard loft conversion - £52,050

Loft conversion - £34,215

Build a kitchen extension - £42,050

Hip to gable loft conversion - £42,050

Granny annexe - £87,050

Garden office - £10,050

Convert a Garage - £16,050

Garage - £18,550

Build a flat roof extension - £22,050

Build a dormer loft conversion - £42,050

Concrete foundations - £6,300

Convert a bungalow loft - £29,050

Convert a basement - £38,058