Build additional living space on your property in BT30

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 BT30?

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Granny annexe cost in BT30

N W Doyle & Son

From £86,512

N W Doyle & Son is a trusted extension builder serving customers in BT30 and the surrounding area. Contact us to today to get a competitive quote f...

apex pharaoh ltd

From £86,272

apex pharaoh ltd is a trusted extension builder serving customers in BT30 and the surrounding area. Contact us to today to get a competitive quote ...

Colin Gilmore Building Contractor

From £86,312

Colin Gilmore Building Contractor is an established extension buildering business in BT30. We come highly recommended and provide competitive quote...

Mount Oriel Conversions & Extensions

From £86,136

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

Mount Oriel Conversions & Extensions provides a local, t...

Ballygrange Contracts

From £86,496

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

T.I Building

From £86,400

T.I Building is a trusted extension builder serving customers in BT30 and the surrounding area. Contact us to today to get a competitive quote for ...

Finch Construction NI

From £86,384

Relax... you have found a reliable extension builder in BT30. Finch Construction NI is a friendly and reliable company based in BT30 who consider n...

Extended living by Gilbert-Ash

From £86,176

Trusted and professional extension builder in BT30. Experienced in all extension buildering work and keeping within budget and on quote. Extended l...

SM Plumbing & Heating

From £86,368

Relax... you have found a reliable extension builder in BT30. SM Plumbing & Heating is a friendly and reliable company based in BT30 who consider n...

Granny Annexe Cost in BT30

Estimates for granny annexe near BT30

Building a granny annexe ranges from £86,136 (Mount Oriel Conversions & Extensions based in BT8) to £86,512 (N W Doyle & Son based in BT24), 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 BT30 by posting a job with HaMuch. We will send it to extension builders in BT30 who will be happy to help you.


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Location in UKHourly RateDaily Rate
Granny Annexe near Portaferry£22£164
Granny Annexe near Ballynahinch£19£189
Granny Annexe near Saintfield£23£162
Granny Annexe near Comber£22£160
Granny Annexe near Ballygowan£24£183
Granny Annexe near Carryduff£23£158
Granny Annexe near Hillsborough and Culcavy£25£170
Granny Annexe near Lisburn£24£164
Granny Annexe near Belfast£23£161
Granny Annexe near Holywood£23£159

Estimates for common extension builder jobs in BT30;

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.

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