Extend your Govan with an extension

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in Govan?

Build a flat roof extension cost in Govan - Sort by rates or availability

Glenavon Joinery & Construction Services Ltd

From £21,648

(last active 01/10/26)

Location

Strathaven, ML10

Glenavon Joinery & Construction Services Ltd is an established extension buildering business in Govan. We come highly recommended and provide compe...

P & N Joiners & Builders

From £22,032

(last active 30/09/26)

Location

Baillieston, G69

Relax... you have found a reliable extension builder in Govan. P & N Joiners & Builders is a friendly and reliable company based in Govan who consi...

Kenmure Joinery Services

From £22,160

(last active 30/09/26)

Location

Bishopbriggs, G64

Kenmure Joinery Services are here to help customers who need an Extension Builder in Govan. We offer a competitive rate to complete all your extens...

DS Builders

From £21,952

(last active 30/09/26)

Location

Bishopbriggs, G64

Relax... you have found a reliable extension builder in Govan. DS Builders is a friendly and reliable company based in Govan who consider no job as...

Gerry Doyle Building

From £22,008

(last active 30/09/26)

Location

Coatbridge, ML5

Experienced extension builder ready to quote for your work. Gerry Doyle Building is the best extension builder in Govan. No obligation free quotes ...

J & J Property Services

From £21,928

(last active 30/09/26)

Location

Lambhill, G23

J & J Property Services is an established extension buildering business in Govan. We come highly recommended and provide competitive quotes for you...

Adelphi Design & Construction Ltd

From £22,080

(last active 14/09/26)

Location

Anniesland, G13

Adelphi Design & Construction Ltd is an established and experienced local extension builder in Govan. Please contact us for a free, no obligation q...

Gman-Joinery & Builders

From £22,296

(last active 14/09/26)

Location

Anniesland, G13

Need an Extension Builder in Govan? Gman-Joinery & Builders has been helping local clients (20 mile radius) with their extension buildering jobs fo...

Boyle Construction Glasgow Ltd

From £21,808

(last active 13/08/26)

Location

Newton Mearns, G77

Boyle Construction Glasgow Ltd is a trusted extension builder serving customers in Govan and the surrounding area. Contact us to today to get a com...

Roughcasting

From £22,120

(last active 06/08/26)

Location

Airdrie, ML6

Relax... you have found a reliable extension builder in Govan. Roughcasting is a friendly and reliable company based in Govan who consider no job a...

Flat roof extension cost in Govan

Estimates for build a flat roof extension near Govan

A flat roof extension ranges from the cheapest of £21,648 (Glenavon Joinery & Construction Services Ltd based in ML10) to the dearest of £22,296 (Gman-Joinery & Builders based in G13), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes. 

Find out how much your flat roof extension will cost in Govan by posting a job with HaMuch. We'll send it to extension builders in Govan.


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Build A Flat Roof Extension near Glasgow£35£259
Build A Flat Roof Extension near Renfrew£35£263
Build A Flat Roof Extension near Giffnock£35£260
Build A Flat Roof Extension near Paisley£34£259
Build A Flat Roof Extension near Bearsden£34£263
Build A Flat Roof Extension near Rutherglen£34£255
Build A Flat Roof Extension near Clydebank£35£264
Build A Flat Roof Extension near Bishopbriggs£35£262
Build A Flat Roof Extension near Barrhead£35£255
Build A Flat Roof Extension near Newton Mearns£35£263

Estimates for common extension builder jobs in Govan;

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

Underpin a building - £17,503

Two storey extension

Two storey extension - £88,005

Build a timber frame extension

Build a timber frame extension - £26,003

Build a swimming pool

Build a swimming pool - £81,003

Single storey extension

Single storey extension - £55,064

Side return extension

Side return extension - £41,536

Install an RSJ

Install an RSJ - £2,203

Outbuilding

Outbuilding - £10,003

Build a Mansard loft conversion

Build a Mansard loft conversion - £52,003

Loft conversion

Loft conversion - £33,780

Build a kitchen extension

Build a kitchen extension - £42,003

Hip to gable loft conversion

Hip to gable loft conversion - £42,003

Granny annexe

Granny annexe - £87,003

Garden office

Garden office - £10,003

Convert a Garage

Convert a Garage - £16,003

Garage

Garage - £18,503

Build a flat roof extension

Build a flat roof extension - £22,003

Build a dormer loft conversion

Build a dormer loft conversion - £42,003

Concrete foundations

Concrete foundations - £6,253

Convert a bungalow loft

Convert a bungalow loft - £29,003

Convert a basement

Convert a basement - £37,536

More extensions & conversions cost guides...