From £88,000
MID Construct is an established and experienced local extension builder in Ampney St Mary. Please contact us for a free, no obligation quote and c...
From £87,700
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,940
Deadsmooth Plastering & Building Co is a trusted extension builder serving customers in Ampney St Mary and the surrounding area. Contact us to toda...
From £87,820
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,000
L&P Developments Ltd is an established and experienced local extension builder in Ampney St Mary. Please contact us for a free, no obligation quot...
From £87,664
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,276
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,228
Prestige Build Services LTD is a trusted extension builder serving customers in Ampney St Mary and the surrounding area. Contact us to today to get...
From £87,304
Need an Extension Builder in Ampney St Mary? R PEARCE BUILDING has been helping local clients (20 mile radius) with their extension buildering jobs...
From £88,144
MJ solutions is an established and experienced local extension builder in Ampney St Mary. Please contact us for a free, no obligation quote and co...

Costs range from £87,304 (R PEARCE BUILDING based in SN15) to £88,276 (Sunshine Builders Services based in GL4), 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 Thamesdown | £38 | £239 |
| Two Storey Extension near Stratton St Margaret | £37 | £238 |
| Two Storey Extension near Swindon | £38 | £238 |
| Two Storey Extension near Stroud | £33 | £249 |
| Two Storey Extension near Cheltenham | £32 | £250 |
| Two Storey Extension near Gloucester | £31 | £236 |
| Two Storey Extension near Quedgeley | £32 | £247 |
| Two Storey Extension near Witney | £32 | £244 |
| Two Storey Extension near Vale of White Horse | £36 | £271 |
| Two Storey Extension near Calne | £29 | £225 |
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 - £17,438

Two storey extension - £87,908

Build a timber frame extension - £25,938

Build a swimming pool - £80,938

Single storey extension - £53,768

Side return extension - £40,807

Install an RSJ - £2,138

Outbuilding - £9,938

Build a Mansard loft conversion - £51,938

Loft conversion - £33,173

Build a kitchen extension - £41,938

Hip to gable loft conversion - £41,938

Granny annexe - £86,938

Garden office - £9,938

Convert a Garage - £15,938

Garage - £18,438

Build a flat roof extension - £21,938

Build a dormer loft conversion - £41,938

Concrete foundations - £6,188

Convert a bungalow loft - £28,938

Convert a basement - £36,807