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Trusted and professional extension builder in Christchurch. Experienced in all extension buildering work and keeping within budget and on quote. Ha...
Grant Singleton
Christchurch, BH23
Trusted and professional extension builder in Christchurch. Experienced in all extension buildering work and keeping within budget and on quote. GM...
Mark Wadeson
Building extensions and conversions - commercial and domesticstructural repairsgroundworksdrainage workspaving, patios and concreti...
Need to find an Extension Builder near you for all your extension buildering work?
J.V MARSTON BUILDERS provides a local, trusted extension...
Sky Builders is a trusted extension builder serving customers in Christchurch and the surrounding area. Contact us to today to get a competitive qu...
Experienced extension builder ready to quote for your work. C&M Roofing is the best extension builder in Christchurch. No obligation free quotes an...
Experienced extension builder ready to quote for your work. JOSCELYNE BUILDERS is the best extension builder in Christchurch. No obligation free qu...
Trusted and professional extension builder in Christchurch. Experienced in all extension buildering work and keeping within budget and on quote. MD...
Experienced extension builder ready to quote for your work. Nevil Rose is the best extension builder in Christchurch. No obligation free quotes and...

Garage conversions in Christchurch typically range from £15,808 (Sky Builders based in BH8) to £17,200 (Wade and Son Builders based in bh22), but the only way to get an accurate cost for your specific project is to get quotes.
Post a job with HaMuch and we'll send it to extension builders in Christchurch who will be happy to help.
"Convert a Garage" - BH23, job posted 09/08/26
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Garage near Christchurch | £36 | £251 |
| Convert A Garage near Bournemouth | £38 | £257 |
| Convert A Garage near Poole | £38 | £250 |
| Convert A Garage near New Forest | £32 | £245 |
| Convert A Garage near Totton | £34 | £243 |
| Convert A Garage near Southampton | £34 | £243 |
| Convert A Garage near Isle of Wight | £34 | £246 |
| Convert A Garage near Romsey | £32 | £230 |
| Convert A Garage near Locks Heath | £33 | £240 |
| Convert A Garage near Salisbury | £35 | £247 |
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 - £17,714

Two storey extension - £88,320

Build a timber frame extension - £26,214

Build a swimming pool - £81,214

Single storey extension - £59,272

Side return extension - £43,903

Install an RSJ - £2,414

Outbuilding - £10,214

Build a Mansard loft conversion - £52,214

Loft conversion - £35,753

Build a kitchen extension - £42,214

Hip to gable loft conversion - £42,214

Granny annexe - £87,214

Garden office - £10,214

Convert a Garage - £16,214

Garage - £18,714

Build a flat roof extension - £22,214

Build a dormer loft conversion - £42,214

Concrete foundations - £6,464

Convert a bungalow loft - £29,214

Convert a basement - £39,903