From £41,744
Trusted and professional extension builder in CT21. Experienced in all extension buildering work and keeping within budget and on quote. Stade Stre...
From £41,840
Trusted and professional extension builder in CT21. Experienced in all extension buildering work and keeping within budget and on quote. Sprinks Co...
From £41,776
Tom Clark - Raison Home UK is a trusted extension builder serving customers in CT21 and the surrounding area. Contact us to today to get a competit...
From £41,936
Experienced extension builder ready to quote for your work. THE EAST CLIFF BUILDING CO LTD is the best extension builder in CT21. No obligation fre...
From £41,664
Pentland Homes is an established extension buildering business in CT21. We come highly recommended and provide competitive quotes for your work.
From £41,664
Experienced extension builder ready to quote for your work. Buildstead is the best extension builder in CT21. No obligation free quotes and many ha...
From £41,816
Relax... you have found a reliable extension builder in CT21. LEVEL CONSTRUCTION is a friendly and reliable company based in CT21 who consider no ...
From £41,736
Need an Extension Builder in CT21? M LONG T/A MJ BUILDINGS has been helping local clients (20 mile radius) with their extension buildering jobs for...
From £41,656
John Nicoll trained as a joiner and carpenter in St Andrew's, Fife. For over 30 years, he has been operating in the London area - setting up 5 Ways...
From £42,184
Goddard’s Home Improvement’s Ltd is a family-run business with over 16 years’ experience in the building industry. We know it can be hard to ...

In CT21, prices for dormer loft conversions range from £41,656 (5 Ways Carpentry based in CT15) to £42,184 (Goddard’s Home Improvement’s Ltd based in TN28), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in CT21. Post your job on HaMuch now and we'll put you in touch with available extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Dormer Loft Conversion near Hythe | £31 | £228 |
| Build A Dormer Loft Conversion near Folkestone | £31 | £233 |
| Build A Dormer Loft Conversion near Ashford | £36 | £256 |
| Build A Dormer Loft Conversion near Dover | £29 | £226 |
| Build A Dormer Loft Conversion near Canterbury | £31 | £232 |
| Build A Dormer Loft Conversion near Deal | £26 | £199 |
| Build A Dormer Loft Conversion near Faversham | £34 | £235 |
| Build A Dormer Loft Conversion near Whitstable | £28 | £214 |
| Build A Dormer Loft Conversion near Herne Bay | £28 | £213 |
| Build A Dormer Loft Conversion near Swale | £35 | £241 |
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 - £17,302

Two storey extension - £87,702

Build a timber frame extension - £25,802

Build a swimming pool - £80,802

Single storey extension - £51,032

Side return extension - £39,268

Install an RSJ - £2,002

Outbuilding - £9,802

Build a Mansard loft conversion - £51,802

Loft conversion - £31,890

Build a kitchen extension - £41,802

Hip to gable loft conversion - £41,802

Granny annexe - £86,802

Garden office - £9,802

Convert a Garage - £15,802

Garage - £18,302

Build a flat roof extension - £21,802

Build a dormer loft conversion - £41,802

Concrete foundations - £6,052

Convert a bungalow loft - £28,802

Convert a basement - £35,268