Build additional living space on your property in Southampton

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 Southampton? To see prices and availability for your job click green button.

HaMuch is Excellent

How HaMuch saves you money

Post your job for free

Post your job for free

We send your job to ALL Southampton extension builders

Compare quotes

Compare quotes

Available extension builders in Southampton reply

Save Money

Save Money

Select an affordable extension builder

Post your job

From £86,968

Last active Nov 26
Get quotes

Andy's Building Services

Trusted and professional extension builder in Southampton. Experienced in all extension buildering work and keeping within budget and on quote. And...

From £87,192

Last active Oct 26
Get quotes

AAConcepts

Arshad Ali

We are a Design and Build company based in Hampshire. Proud of our roots, we try to be the very best in the way we go about our business. Friendly...

From £86,960

Last active Oct 26
Get quotes

ROB DINE CONSTRUCTION

ROB DINE CONSTRUCTION is an established and experienced local extension builder in Southampton. Please contact us for a free, no obligation quote a...

From £87,120

Last active Oct 26
Get quotes

Mobile Services

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

Mobile Services provides a local, trusted extension buil...

From £87,136

Last active Oct 26
Get quotes

Claytons Building and Roofing

Location

Southampton, SO19

Claytons Building and Roofing are here to help customers who need an Extension Builder in Southampton. We offer a competitive rate to complete all ...

From £86,752

Last active Oct 26
Get quotes

Steve Lovett Builders

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

From £86,872

Last active Oct 26
Get quotes

General Building Services (Southampton) Ltd

Luke Rees

General Building Services (Southampton) Ltd is a trusted extension builder serving customers in Southampton and the surrounding area. Contact us to...

From £87,176

Last active Oct 26
Get quotes

CSY Construction Ltd

Experienced extension builder ready to quote for your work. CSY Construction Ltd is the best extension builder in Southampton. No obligation free q...

From £87,192

Last active Sep 26
Get quotes

A W PAVING LTD

Anthony Withey

Location

Southampton, SO31

Trusted and professional extension builder in Southampton. Experienced in all extension buildering work and keeping within budget and on quote. A W...

From £87,040

Last active Jul 26
Get quotes

Grant Construction

Experienced extension builder ready to quote for your work. Grant Construction is the best extension builder in Southampton. No obligation free quo...

Granny Annexe Cost in Southampton

Estimates for granny annexe near Southampton

Building a granny annexe ranges from £86,752 (Steve Lovett Builders based in SO18) to £87,192 (AAConcepts based in SO14), 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 Southampton by posting a job with HaMuch. We will send it to extension builders in Southampton 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 Southampton£34£243
Granny Annexe near Eastleigh£34£244
Granny Annexe near Totton£34£243
Granny Annexe near Hedge End£34£244
Granny Annexe near Chandler's Ford£34£245
Granny Annexe near Locks Heath£33£240
Granny Annexe near Romsey£32£230
Granny Annexe near New Forest£32£245
Granny Annexe near Fareham£35£250
Granny Annexe near Lee-on-the-Solent£35£249

Estimates for common extension builder jobs in Southampton;

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...