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SJ Groundworks & Building Ltd is a trusted extension builder serving customers in OX26 and the surrounding area. Contact us to today to get a compe...
From £41,696
Peter Bunce
Need to find an Extension Builder near you for all your extension buildering work?
1994 provides a local, trusted extension buildering serv...
From £42,376
Options Home Extensions (Oxfordshire) in Oxfordshire are one of very few companies in the area who specialise in only home extensions. There are ma...
From £42,168
Experienced extension builder ready to quote for your work. Leon Construction OC Ltd is the best extension builder in OX26. No obligation free quot...

In OX26, prices for dormer loft conversions range from £41,584 (SJ Groundworks & Building Ltd based in OX26) to £42,376 (Options Home Extensions (Oxfordshire) based in OX26), 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 OX26. 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 Bicester | £35 | £249 |
| Build A Dormer Loft Conversion near Cherwell | £35 | £249 |
| Build A Dormer Loft Conversion near Aylesbury Vale | £36 | £246 |
| Build A Dormer Loft Conversion near Oxford | £38 | £270 |
| Build A Dormer Loft Conversion near Banbury | £33 | £239 |
| Build A Dormer Loft Conversion near Aylesbury | £42 | £270 |
| Build A Dormer Loft Conversion near Witney | £32 | £244 |
| Build A Dormer Loft Conversion near Abingdon-on-Thames | £35 | £258 |
| Build A Dormer Loft Conversion near South Oxfordshire | £36 | £253 |
| Build A Dormer Loft Conversion near Bletchley | £39 | £265 |
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 - £17,456

Two storey extension - £87,934

Build a timber frame extension - £25,956

Build a swimming pool - £80,956

Single storey extension - £54,120

Side return extension - £41,005

Install an RSJ - £2,156

Outbuilding - £9,956

Build a Mansard loft conversion - £51,956

Loft conversion - £33,338

Build a kitchen extension - £41,956

Hip to gable loft conversion - £41,956

Granny annexe - £86,956

Garden office - £9,956

Convert a Garage - £15,956

Garage - £18,456

Build a flat roof extension - £21,956

Build a dormer loft conversion - £41,956

Concrete foundations - £6,206

Convert a bungalow loft - £28,956

Convert a basement - £37,005