Build additional living space on your property in SR3

A granny annexe is the ideal solution for offering a young family member their own space in your home while they save up for their own house, or to help an older relative have some independence while keeping them at a safe distance. But how much do they cost to build in SR3?

Granny annexe cost in SR3 - Sort by rates or availability

From £87,480

(rates verified 04/09/26)
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Key Building Solutions

On time/ professional/ time served/trustworthy

From £87,008

(last active 05/10/26)
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TK Builders

Need to find an Extension Builder near you for all your extension buildering work?

TK Builders provides a local, trusted extension builderi...

From £86,848

(last active 05/10/26)
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MM Building Services

MM Building Services is an established and experienced local extension builder in SR3. Please contact us for a free, no obligation quote and compet...

From £87,912

(last active 03/10/26)
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Radici Construction North East Ltd

Albert Radici

Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...

From £86,920

(last active 02/10/26)
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Turners Roofing Services

Tom Turner

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £86,896

(last active 01/10/26)
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P J N Builders

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £87,264

(last active 01/10/26)

2 reviews

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Heritage NE Ltd

Graeme Crowe

 30 years experience In building . Plastering and colour renders 

"Totally unreliable, takes your money and doesn't finish the job." - NORTH EAST,reviewed 04/10/17, L S

From £87,000

(last active 01/10/26)
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AA Paving

Relax... you have found a reliable extension builder in SR3. AA Paving is a friendly and reliable company based in SR3 who consider no job as too b...

From £87,104

(last active 01/10/26)
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RAINTON CONSTRUCTION LTD

RAINTON CONSTRUCTION LTD is an established and experienced local extension builder in SR3. Please contact us for a free, no obligation quote and co...

From £86,808

(last active 30/09/26)
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ANDREW HUNTER BUILDING SERVICES

ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in SR3. Please contact us for a free, no obligation quote...

Granny Annexe Cost in SR3

Estimates for granny annexe near SR3

Building a granny annexe ranges from £86,808 (ANDREW HUNTER BUILDING SERVICES based in NE15) to £87,912 (Radici Construction North East Ltd based in DH1), 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 SR3 by posting a job with HaMuch. We will send it to extension builders in SR3 who will be happy to help you.


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Granny Annexe near Sunderland£33£251
Granny Annexe near Seaham£35£235
Granny Annexe near Washington£33£254
Granny Annexe near South Tyneside£34£261
Granny Annexe near Jarrow£34£262
Granny Annexe near Chester-le-Street£35£242
Granny Annexe near Hebburn£34£246
Granny Annexe near South Shields£36£257
Granny Annexe near Peterlee£36£230
Granny Annexe near Durham£47£267

Estimates for common extension builder jobs in SR3;

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.

More extensions & conversions cost guides...