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JASON SHARP SHARP BUILDERS is a trusted extension builder serving customers in Aylesbury and the surrounding area. Contact us to today to get a com...
Cody Stevens
Aylesbury, HP21
Plumb & spark is an established extension buildering business in Aylesbury. We come highly recommended and provide competitive quotes for your wor...
THREE HUNDREDS BUILDING LTD are here to help customers who need an Extension Builder in Aylesbury. We offer a competitive rate to complete all your...
STEPHEN PARKIN BUILDING CONTRA is an established extension buildering business in Aylesbury. We come highly recommended and provide competitive quo...
We are a family run business that has been trading since 1976 in Tring, Berkhamsted and surrounding areas.
Relax... you have found a reliable extension builder in Aylesbury. A J Shaw Building Services is a friendly and reliable company based in Aylesbury...
We are ADC Landscaping & Gardening, owned and run by Ashley Collier. We are a family business based in Aylesbury, Buckinghamshire, and cover all as...
Aylesbury, HP19
Trusted and professional extension builder in Aylesbury. Experienced in all extension buildering work and keeping within budget and on quote. C HOR...
D M B E BUILDPLUS is an established and experienced local extension builder in Aylesbury. Please contact us for a free, no obligation quote and com...
Just Lofts are here to help customers who need an Extension Builder in Aylesbury. We offer a competitive rate to complete all your extension builde...

In Aylesbury, prices for dormer loft conversions range from £42,080 (ADC Landscape And Garden Maintenance Contractors based in HP21) to £42,448 (C HORWOOD CONSTRUCTION based in HP19), 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 Aylesbury. 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 Aylesbury | £42 | £270 |
| Build A Dormer Loft Conversion near Aylesbury Vale | £36 | £246 |
| Build A Dormer Loft Conversion near Leighton Buzzard | £38 | £270 |
| Build A Dormer Loft Conversion near Berkhamsted | £41 | £273 |
| Build A Dormer Loft Conversion near Chesham | £42 | £277 |
| Build A Dormer Loft Conversion near Bletchley | £39 | £265 |
| Build A Dormer Loft Conversion near Hazlemere | £40 | £272 |
| Build A Dormer Loft Conversion near Wycombe | £40 | £271 |
| Build A Dormer Loft Conversion near Dunstable | £41 | £274 |
| Build A Dormer Loft Conversion near High Wycombe | £39 | £272 |
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 - £17,764

Two storey extension - £88,396

Build a timber frame extension - £26,264

Build a swimming pool - £81,264

Single storey extension - £60,280

Side return extension - £44,470

Install an RSJ - £2,464

Outbuilding - £10,264

Build a Mansard loft conversion - £52,264

Loft conversion - £36,225

Build a kitchen extension - £42,264

Hip to gable loft conversion - £42,264

Granny annexe - £87,264

Garden office - £10,264

Convert a Garage - £16,264

Garage - £18,764

Build a flat roof extension - £22,264

Build a dormer loft conversion - £42,264

Concrete foundations - £6,514

Convert a bungalow loft - £29,264

Convert a basement - £40,470