From £19,596
We are a Small Family run business with over 30 years experience in the building trade, Carpentry is my main trade, with NVQ Level 2.
From £18,644
We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...
From £18,252
Park Building Services Ltd is a trusted extension builder serving customers in PO30 and the surrounding area. Contact us to today to get a competit...
From £18,644
Bailey Construction Services are here to help customers who need an Extension Builder in PO30. We offer a competitive rate to complete all your ext...
From £18,252
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £18,620
Need to find an Extension Builder near you for all your extension buildering work?
Mobile Services provides a local, trusted extension buil...
From £18,692
We are a Design and Build company based in Hampshire. Proud of our roots, we try to be the very best in the way we go about our business. Friendly...
From £18,460
ROB DINE CONSTRUCTION is an established and experienced local extension builder in PO30. Please contact us for a free, no obligation quote and comp...
From £18,636
Claytons Building and Roofing are here to help customers who need an Extension Builder in PO30. We offer a competitive rate to complete all your ex...
From £18,692
Trusted and professional extension builder in PO30. Experienced in all extension buildering work and keeping within budget and on quote. A W PAVING...

Builders charge between £18,252 (Park Building Services Ltd based in PO9) and £19,596 (R&B Property Improvements based in PO9) in PO30 to build a garage, but these costs are only estimates.
Comparing extension builders estimates for building a garage gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get real quotes to build a new garage in PO30 by posting a job with HaMuch and we will send it to extension builders in PO30.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garage near Isle of Wight | £34 | £246 |
| Garage near Ryde | £34 | £255 |
| Garage near Lee-on-the-Solent | £35 | £249 |
| Garage near Gosport | £35 | £246 |
| Garage near Locks Heath | £33 | £240 |
| Garage near Fareham | £35 | £250 |
| Garage near Portsmouth | £36 | £250 |
| Garage near Southampton | £34 | £243 |
| Garage near Hedge End | £34 | £244 |
| Garage near Totton | £34 | £243 |
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 - £17,649

Two storey extension - £88,223

Build a timber frame extension - £26,149

Build a swimming pool - £81,149

Single storey extension - £57,976

Side return extension - £43,174

Install an RSJ - £2,349

Outbuilding - £10,149

Build a Mansard loft conversion - £52,149

Loft conversion - £35,145

Build a kitchen extension - £42,149

Hip to gable loft conversion - £42,149

Granny annexe - £87,149

Garden office - £10,149

Convert a Garage - £16,149

Garage - £18,649

Build a flat roof extension - £22,149

Build a dormer loft conversion - £42,149

Concrete foundations - £6,399

Convert a bungalow loft - £29,149

Convert a basement - £39,174