From £88,468
Shape Project Management is an established and experienced local extension builder in Downton. Please contact us for a free, no obligation quote an...
From £88,228
Need an Extension Builder in Downton? Moores Build has been helping local clients (20 mile radius) with their extension buildering jobs for many ye...
From £88,204
Arkson builders ltd is an established and experienced local extension builder in Downton. Please contact us for a free, no obligation quote and com...
From £87,808
Downton, SP5
Need to find an Extension Builder near you for all your extension buildering work?
R F S BUILDERS provides a local, trusted extension build...
From £88,120
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,312
Downton, SP5
STEWART BUILDERS is an established and experienced local extension builder in Downton. Please contact us for a free, no obligation quote and compet...
From £88,216
Need to find an Extension Builder near you for all your extension buildering work?
MILESTONE BUILDING CONTRACTORS provides a local, trusted...
From £86,272
We specialise in Epoxy Resin and Polyurethane floor coatings and screeds (very durable and seamless flooring), designed for retail, factories, manu...
From £88,156
JJ Acquisitions ltd is a trusted extension builder serving customers in Downton and the surrounding area. Contact us to today to get a competitive ...

Costs range from £86,272 (Floortrak Limited based in SO51) to £88,468 (Shape Project Management based in SP5), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
Post your job on HaMuch and we'll send it to extension builders to Downton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Salisbury | £35 | £247 |
| Two Storey Extension near New Forest | £32 | £245 |
| Two Storey Extension near Romsey | £32 | £230 |
| Two Storey Extension near Test Valley | £37 | £261 |
| Two Storey Extension near Totton | £34 | £243 |
| Two Storey Extension near Chandler's Ford | £34 | £245 |
| Two Storey Extension near Eastleigh | £34 | £244 |
| Two Storey Extension near Southampton | £34 | £243 |
| Two Storey Extension near Andover | £40 | £248 |
| Two Storey Extension near Christchurch | £36 | £251 |
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 - £17,417

Two storey extension - £87,875

Build a timber frame extension - £25,917

Build a swimming pool - £80,917

Single storey extension - £53,336

Side return extension - £40,564

Install an RSJ - £2,117

Outbuilding - £9,917

Build a Mansard loft conversion - £51,917

Loft conversion - £32,970

Build a kitchen extension - £41,917

Hip to gable loft conversion - £41,917

Granny annexe - £86,917

Garden office - £9,917

Convert a Garage - £15,917

Garage - £18,417

Build a flat roof extension - £21,917

Build a dormer loft conversion - £41,917

Concrete foundations - £6,167

Convert a bungalow loft - £28,917

Convert a basement - £36,564