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Select your affordable Devizes extension builder
DSA CONSTRUCTION is an established extension buildering business in Devizes. We come highly recommended and provide competitive quotes for your wor...
Relax... you have found a reliable extension builder in Devizes. A P BUILDING CONTRACTORS LTD is a friendly and reliable company based in Devizes w...
Devizes, SN10
Relax... you have found a reliable extension builder in Devizes. Lee Jackson Roofing Ltd is a friendly and reliable company based in Devizes who co...
From £86,872
MAKEPEACE BUILDING LTD is an established and experienced local extension builder in Devizes. Please contact us for a free, no obligation quote and ...
From £86,896
Our building services company TG Roofing and Construction was established over 10 years ago and have been helping customers throughout Wiltshire by...
From £87,152
Devizes, SN10
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,096
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,072
Relax... you have found a reliable extension builder in Devizes. TJ PROFESSIONAL BUILDERS T/A is a friendly and reliable company based in Devizes w...
From £86,864
Turnkey Building and Project Management founded on 20 years experience in high end construction and development.

Building a granny annexe ranges from £86,752 (Lee Jackson Roofing Ltd based in SN10) to £87,152 (Ayelle Construction Ltd based in SN10), 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 Devizes by posting a job with HaMuch. We will send it to extension builders in Devizes who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Devizes | £32 | £242 |
| Granny Annexe near North Wiltshire | £32 | £242 |
| Granny Annexe near West Wiltshire | £32 | £242 |
| Granny Annexe near Calne | £29 | £225 |
| Granny Annexe near Trowbridge | £34 | £266 |
| Granny Annexe near Chippenham | £34 | £258 |
| Granny Annexe near Frome | £33 | £263 |
| Granny Annexe near Swindon | £31 | £238 |
| Granny Annexe near Thamesdown | £31 | £239 |
| Granny Annexe near Stratton St Margaret | £32 | £238 |
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 - £17,458

Two storey extension - £87,937

Build a timber frame extension - £25,958

Build a swimming pool - £80,958

Single storey extension - £54,164

Side return extension - £41,030

Install an RSJ - £2,158

Outbuilding - £9,958

Build a Mansard loft conversion - £51,958

Loft conversion - £33,358

Build a kitchen extension - £41,958

Hip to gable loft conversion - £41,958

Granny annexe - £86,958

Garden office - £9,958

Convert a Garage - £15,958

Garage - £18,458

Build a flat roof extension - £21,958

Build a dormer loft conversion - £41,958

Concrete foundations - £6,208

Convert a bungalow loft - £28,958

Convert a basement - £37,030