Cost of a loft conversion in GL15 from £30,900

Loft conversion cost in GL15

Cheapest builders for loft conversion in GL15

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.

What to do - Get rates and quotes for the cost of a loft conversion in GL15 by posting your job to extension builders in GL15.

"Loft conversion for dormer bedroom and bathroom" - GL15, job posted 02/10/26

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UK	Hourly Rate	Daily Rate
Loft Conversion near Quedgeley	£32	£247
Loft Conversion near Bradley Stoke	£34	£259
Loft Conversion near Stroud	£33	£249
Loft Conversion near Yate	£34	£263
Loft Conversion near South Gloucestershire	£34	£260
Loft Conversion near Gloucester	£31	£236
Loft Conversion near Kingswood	£34	£257
Loft Conversion near Clifton	£33	£255
Loft Conversion near Bristol	£33	£255
Loft Conversion near Portishead	£33	£247

Estimates for common extension builder jobs in GL15;

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.