Platinum Build Ltd are here to help customers who need an Extension Builder in Ashendon. We offer a competitive rate to complete all your extension...
We are ADC Landscaping & Gardening, owned and run by Ashley Collier. We are a family business based in Aylesbury, Buckinghamshire, and cover all as...
Trusted and professional extension builder in Ashendon. Experienced in all extension buildering work and keeping within budget and on quote. C HORW...
D M B E BUILDPLUS is an established and experienced local extension builder in Ashendon. Please contact us for a free, no obligation quote and comp...
Just Lofts are here to help customers who need an Extension Builder in Ashendon. We offer a competitive rate to complete all your extension builder...
AMG Roofing (Bucks) Ltd is owned by Ashley Gibson, a small, friendly, family run business that began in 2020, as a result of the Pandemic and an ac...
From £87,952
Experienced extension builder ready to quote for your work. VICTOR KING CONSTRUCTION is the best extension builder in Ashendon. No obligation free ...
From £88,192
Relax... you have found a reliable extension builder in Ashendon. Trew Builders is a friendly and reliable company based in Ashendon who consider n...
From £88,420
Trusted and professional extension builder in Ashendon. Experienced in all extension buildering work and keeping within budget and on quote. BUILDR...
From £88,180
Specialising in all finishing trades from start to finish all in house

Costs range from £87,952 (VICTOR KING CONSTRUCTION based in HP21) to £88,672 (C HORWOOD CONSTRUCTION based in HP19), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Aylesbury Vale | £36 | £246 |
| Two Storey Extension near Aylesbury | £42 | £270 |
| Two Storey Extension near Bicester | £35 | £249 |
| Two Storey Extension near Cherwell | £35 | £249 |
| Two Storey Extension near Oxford | £37 | £261 |
| Two Storey Extension near South Oxfordshire | £36 | £253 |
| Two Storey Extension near Wycombe | £39 | £271 |
| Two Storey Extension near Leighton Buzzard | £38 | £270 |
| Two Storey Extension near High Wycombe | £39 | £272 |
| Two Storey Extension near Hazlemere | £40 | £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 - £17,703

Two storey extension - £88,305

Build a timber frame extension - £26,203

Build a swimming pool - £81,203

Single storey extension - £59,064

Side return extension - £43,786

Install an RSJ - £2,403

Outbuilding - £10,203

Build a Mansard loft conversion - £52,203

Loft conversion - £35,655

Build a kitchen extension - £42,203

Hip to gable loft conversion - £42,203

Granny annexe - £87,203

Garden office - £10,203

Convert a Garage - £16,203

Garage - £18,703

Build a flat roof extension - £22,203

Build a dormer loft conversion - £42,203

Concrete foundations - £6,453

Convert a bungalow loft - £29,203

Convert a basement - £39,786