Silverwood Construction (Cambridge) Ltd are here to help customers who need an Extension Builder in PE27. We offer a competitive rate to complete a...
From £87,384
Trusted and professional extension builder in PE27. Experienced in all extension buildering work and keeping within budget and on quote. BOB BLACK ...

Building a granny annexe ranges from £87,160 (Silverwood Construction (Cambridge) Ltd based in PE28) to £87,384 (BOB BLACK CONSTRUCTION LTD based in PE27), 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 PE27 by posting a job with HaMuch. We will send it to extension builders in PE27 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Huntingdon | £38 | £284 |
| Granny Annexe near Huntingdonshire | £36 | £290 |
| Granny Annexe near St Neots | £51 | £318 |
| Granny Annexe near Cambridge | £38 | £271 |
| Granny Annexe near South Cambridgeshire | £43 | £305 |
| Granny Annexe near Ely | £40 | £279 |
| Granny Annexe near Peterborough | £40 | £281 |
| Granny Annexe near Biggleswade | £41 | £268 |
| Granny Annexe near Bedford | £45 | £278 |
| Granny Annexe near South Bedfordshire | £45 | £278 |
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 - £17,772

Two storey extension - £88,408

Build a timber frame extension - £26,272

Build a swimming pool - £81,272

Single storey extension - £60,440

Side return extension - £44,560

Install an RSJ - £2,472

Outbuilding - £10,272

Build a Mansard loft conversion - £52,272

Loft conversion - £36,300

Build a kitchen extension - £42,272

Hip to gable loft conversion - £42,272

Granny annexe - £87,272

Garden office - £10,272

Convert a Garage - £16,272

Garage - £18,772

Build a flat roof extension - £22,272

Build a dormer loft conversion - £42,272

Concrete foundations - £6,522

Convert a bungalow loft - £29,272

Convert a basement - £40,560