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R L MITCHELL BUILDING SERVICES is an established and experienced local extension builder in Cheltenham. Please contact us for a free, no obligation...
Experienced extension builder ready to quote for your work. Martin Fry Roofing & Building Contractors is the best extension builder in Cheltenham. ...
Need to find an Extension Builder near you for all your extension buildering work?
CB Home Improvements, Roofing & Building Solutions provi...
Need to find an Extension Builder near you for all your extension buildering work?
DIRECT BUILD T/A provides a local, trusted extension bui...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Lennon Biulders is an established extension buildering business in Cheltenham. We come highly recommended and provide competitive quotes for your w...
Deacon Builders Ltd is an established and experienced local extension builder in Cheltenham. Please contact us for a free, no obligation quote and ...
Charles O’Neill
Cheltenham, GL51
Relax... you have found a reliable extension builder in Cheltenham. FOUR SEASONS PROPERTY SERVICES is a friendly and reliable company based in Chel...
Deadsmooth Plastering & Building Co is a trusted extension builder serving customers in Cheltenham and the surrounding area. Contact us to today to...
Philip Meulbrouck
Need an Extension Builder in Cheltenham? Philips Building Services has been helping local clients (20 mile radius) with their extension buildering ...

In Cheltenham, prices for dormer loft conversions range from £41,752 (DIRECT BUILD T/A based in GL51) to £42,168 (CB Home Improvements, Roofing & Building Solutions based in GL2), 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 Cheltenham. Post your job on HaMuch now and we'll put you in touch with available extension builders.
"Dormer loft conversion Detached house in GL52 5BW" - CHELTENHAM, job posted 10/12/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Dormer Loft Conversion near Cheltenham | £32 | £250 |
| Build A Dormer Loft Conversion near Gloucester | £31 | £246 |
| Build A Dormer Loft Conversion near Quedgeley | £31 | £247 |
| Build A Dormer Loft Conversion near Stroud | £33 | £249 |
| Build A Dormer Loft Conversion near Evesham | £35 | £264 |
| Build A Dormer Loft Conversion near Wychavon | £35 | £269 |
| Build A Dormer Loft Conversion near Great Malvern | £31 | £244 |
| Build A Dormer Loft Conversion near Worcester | £28 | £218 |
| Build A Dormer Loft Conversion near Thamesdown | £31 | £239 |
| Build A Dormer Loft Conversion near Redditch | £32 | £234 |
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 - £17,458

Two storey extension - £87,938

Build a timber frame extension - £25,958

Build a swimming pool - £80,958

Single storey extension - £54,168

Side return extension - £41,032

Install an RSJ - £2,158

Outbuilding - £9,958

Build a Mansard loft conversion - £51,958

Loft conversion - £33,360

Build a kitchen extension - £41,958

Hip to gable loft conversion - £41,958

Granny annexe - £86,958

Garden office - £9,958

Convert a Garage - £15,958

Garage - £18,458

Build a flat roof extension - £21,958

Build a dormer loft conversion - £41,958

Concrete foundations - £6,208

Convert a bungalow loft - £28,958

Convert a basement - £37,032