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CEDAR INTERIORS LIMITED are here to help customers who need an Extension Builder in Tadmarton. We offer a competitive rate to complete all your ext...
From £86,816
Trusted and professional extension builder in Tadmarton. Experienced in all extension buildering work and keeping within budget and on quote. P GEO...
From £86,784
garry
ADVANCED BUILDING CONCEPTS is an established and experienced local extension builder in Tadmarton. Please contact us for a free, no obligation quot...
From £86,904
NJM GENERAL BUILDING CONTRACTO is an established and experienced local extension builder in Tadmarton. Please contact us for a free, no obligation ...
From £87,152
Haras Building Contractors Ltd is a family run business with over 20 years experience within the building trade. We firmly believe in and work from...

Building a granny annexe ranges from £86,784 (ADVANCED BUILDING CONCEPTS based in OX17) to £87,152 (Haras Building Contractors Ltd based in OX16), 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 Tadmarton by posting a job with HaMuch. We will send it to extension builders in Tadmarton who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Banbury | £33 | £239 |
| Granny Annexe near Cherwell | £35 | £249 |
| Granny Annexe near Bicester | £35 | £249 |
| Granny Annexe near Stratford-upon-Avon | £27 | £215 |
| Granny Annexe near Stratford-on-Avon | £27 | £215 |
| Granny Annexe near Daventry | £31 | £230 |
| Granny Annexe near Witney | £32 | £244 |
| Granny Annexe near Leamington Spa | £27 | £212 |
| Granny Annexe near Warwick | £28 | £213 |
| Granny Annexe near Oxford | £38 | £270 |
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 - £17,398

Two storey extension - £87,846

Build a timber frame extension - £25,898

Build a swimming pool - £80,898

Single storey extension - £52,952

Side return extension - £40,348

Install an RSJ - £2,098

Outbuilding - £9,898

Build a Mansard loft conversion - £51,898

Loft conversion - £32,790

Build a kitchen extension - £41,898

Hip to gable loft conversion - £41,898

Granny annexe - £86,898

Garden office - £9,898

Convert a Garage - £15,898

Garage - £18,398

Build a flat roof extension - £21,898

Build a dormer loft conversion - £41,898

Concrete foundations - £6,148

Convert a bungalow loft - £28,898

Convert a basement - £36,348