From £87,968
Universal Property Services Ltd is an established and experienced local extension builder in IP12. Please contact us for a free, no obligation quot...
From £87,016
Relax... you have found a reliable extension builder in IP12. Aldeburgh Landscaping is a friendly and reliable company based in IP12 who consider n...
From £86,576
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,768
After 6 years as a member of the Which? Trusted Traders scheme D.A.Elias Builders are proud to receive our latest Certificate, ensuring we...
From £86,296
Caley & Son are here to help customers who need an Extension Builder in IP12. We offer a competitive rate to complete all your extension buildering...
From £86,920
Relax... you have found a reliable extension builder in IP12. LWH Builders is a friendly and reliable company based in IP12 who consider no job as ...
From £86,680
PPM Builders is a trusted extension builder serving customers in IP12 and the surrounding area. Contact us to today to get a competitive quote for ...
From £86,744
Need an Extension Builder in IP12? Suffolk Asbestos Services has been helping local clients (20 mile radius) with their extension buildering jobs f...
From £87,024
Reapy property management carry out the following: - Brick / block work - Foundations - Underground drainage - Soft and hard lands...
From £87,024
NEIL WYLIE BUILDERS LIMITED is a trusted extension builder serving customers in IP12 and the surrounding area. Contact us to today to get a competi...

Building a granny annexe ranges from £86,296 (Caley & Son based in IP3) to £87,968 (Universal Property Services Ltd based in IP1), 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 IP12 by posting a job with HaMuch. We will send it to extension builders in IP12 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Suffolk Coastal | £28 | £215 |
| Granny Annexe near Felixstowe | £31 | £231 |
| Granny Annexe near Ipswich | £33 | £235 |
| Granny Annexe near Harwich | £34 | £248 |
| Granny Annexe near Stowmarket | £30 | £221 |
| Granny Annexe near Tendring | £31 | £226 |
| Granny Annexe near Clacton-on-Sea | £31 | £230 |
| Granny Annexe near Waveney | £24 | £200 |
| Granny Annexe near Colchester | £34 | £232 |
| Granny Annexe near Sudbury | £34 | £229 |
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 - £17,402

Two storey extension - £87,852

Build a timber frame extension - £25,902

Build a swimming pool - £80,902

Single storey extension - £53,032

Side return extension - £40,393

Install an RSJ - £2,102

Outbuilding - £9,902

Build a Mansard loft conversion - £51,902

Loft conversion - £32,828

Build a kitchen extension - £41,902

Hip to gable loft conversion - £41,902

Granny annexe - £86,902

Garden office - £9,902

Convert a Garage - £15,902

Garage - £18,402

Build a flat roof extension - £21,902

Build a dormer loft conversion - £41,902

Concrete foundations - £6,152

Convert a bungalow loft - £28,902

Convert a basement - £36,393