From £89,992
Trusted and professional extension builder in SR5. Experienced in all extension buildering work and keeping within budget and on quote. David Robe...
From £86,936
Building Craft Ltd is an established extension buildering business in SR5. We come highly recommended and provide competitive quotes for your work....
From £86,984
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,912
Our building services company Home Grown NE has been providing professional, trustworthy building services to customers throughout the North-East f...
From £87,880
Established 1983 . For more info visit web site please . Worked in industry for over 40 years.
From £86,600
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,912
STEVE MULVANEY BUILDING are here to help customers who need an Extension Builder in SR5. We offer a competitive rate to complete all your extension...
From £86,848
Skyline Loft Conversions (NE) Ltd is an established and experienced local extension builder in SR5. Please contact us for a free, no obligation quo...
From £86,784
Relax... you have found a reliable extension builder in SR5. ORILLA CONSTRUCTION SOLUTIONS is a friendly and reliable company based in SR5 who cons...
From £86,040
Member since July 2020
I have over 40 years experience in the field of construction. Thank you and I hope I will be of service to you.

Building a granny annexe ranges from £86,040 (OCC Construction based in NE10) to £89,992 (David Robertson builders based in Sr4), 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 SR5 by posting a job with HaMuch. We will send it to extension builders in SR5 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near South Tyneside | £34 | £261 |
| Granny Annexe near Sunderland | £33 | £251 |
| Granny Annexe near Jarrow | £34 | £261 |
| Granny Annexe near Washington | £33 | £251 |
| Granny Annexe near South Shields | £36 | £257 |
| Granny Annexe near Hebburn | £34 | £244 |
| Granny Annexe near Wallsend | £34 | £242 |
| Granny Annexe near Tynemouth | £36 | £257 |
| Granny Annexe near Seaham | £34 | £229 |
| Granny Annexe near North Tyneside | £35 | £253 |
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 - £17,689

Two storey extension - £88,283

Build a timber frame extension - £26,189

Build a swimming pool - £81,189

Single storey extension - £58,776

Side return extension - £43,624

Install an RSJ - £2,389

Outbuilding - £10,189

Build a Mansard loft conversion - £52,189

Loft conversion - £35,520

Build a kitchen extension - £42,189

Hip to gable loft conversion - £42,189

Granny annexe - £87,189

Garden office - £10,189

Convert a Garage - £16,189

Garage - £18,689

Build a flat roof extension - £22,189

Build a dormer loft conversion - £42,189

Concrete foundations - £6,439

Convert a bungalow loft - £29,189

Convert a basement - £39,624