From £86,856
Downham, CB6
TAYLOR DRIVER CONSTRUCTION LTD is a trusted extension builder serving customers in Downham and the surrounding area. Contact us to today to get a c...
From £87,088
Downham, CB6
Eric Handyman- builder is an established and experienced local extension builder in Downham. Please contact us for a free, no obligation quote and ...
From £87,240
Relax... you have found a reliable extension builder in Downham. Fantastic Finishing is a friendly and reliable company based in Downham who consid...
From £87,296
Relax... you have found a reliable extension builder in Downham. Foreman + Hill is a friendly and reliable company based in Downham who consider no...
From £87,016
Downham, CB6
Need to find an Extension Builder near you for all your extension buildering work?
A Sindall Building provides a local, trusted extension b...
From £87,016
Downham, CB6
Trusted and professional extension builder in Downham. Experienced in all extension buildering work and keeping within budget and on quote. PAUL BA...
From £87,136
Downham, CB6
Need to find an Extension Builder near you for all your extension buildering work?
B S V CONSTRUCTION SER LTD provides a local, trusted ext...
From £87,032
Downham, CB6
LITTLEPORT TIMBER BUILDINGS are here to help customers who need an Extension Builder in Downham. We offer a competitive rate to complete all your e...
From £87,256
With more than 20 years’ experience in the trade the landscape gardeners at Builderly Ltd provide outstanding landscaping servic...
From £86,888
Need to find an Extension Builder near you for all your extension buildering work?
Bespoke Build and Restoration ltd provides a local, trus...

Building a granny annexe ranges from £86,856 (TAYLOR DRIVER CONSTRUCTION LTD based in CB6) to £87,296 (Foreman + Hill based in Cb7), 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 Downham by posting a job with HaMuch. We will send it to extension builders in Downham who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Ely | £40 | £279 |
| Granny Annexe near Cambridge | £38 | £271 |
| Granny Annexe near Huntingdon | £38 | £284 |
| Granny Annexe near Wisbech | £34 | £255 |
| Granny Annexe near South Cambridgeshire | £43 | £305 |
| Granny Annexe near Huntingdonshire | £36 | £290 |
| Granny Annexe near Thetford | £42 | £277 |
| Granny Annexe near Peterborough | £42 | £280 |
| Granny Annexe near St Neots | £51 | £318 |
| Granny Annexe near Bury St Edmunds | £34 | £251 |
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 - £17,582

Two storey extension - £88,124

Build a timber frame extension - £26,082

Build a swimming pool - £81,082

Single storey extension - £56,648

Side return extension - £42,427

Install an RSJ - £2,282

Outbuilding - £10,082

Build a Mansard loft conversion - £52,082

Loft conversion - £34,523

Build a kitchen extension - £42,082

Hip to gable loft conversion - £42,082

Granny annexe - £87,082

Garden office - £10,082

Convert a Garage - £16,082

Garage - £18,582

Build a flat roof extension - £22,082

Build a dormer loft conversion - £42,082

Concrete foundations - £6,332

Convert a bungalow loft - £29,082

Convert a basement - £38,427