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Relax... you have found a reliable extension builder in Holywood. SM Plumbing & Heating is a friendly and reliable company based in Holywood who co...
From £17,796
Ballantine building solutions is an established extension buildering business in Holywood. We come highly recommended and provide competitive quote...
From £17,884
Designco Ltd is an established extension buildering business in Holywood. We come highly recommended and provide competitive quotes for your work.<...
From £17,764
Trusted and professional extension builder in Holywood. Experienced in all extension buildering work and keeping within budget and on quote. DGA ha...
From £17,876
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,676
Trusted and professional extension builder in Holywood. Experienced in all extension buildering work and keeping within budget and on quote. Extend...

Builders charge between £17,676 (Extended living by Gilbert-Ash based in BT12) and £17,884 (Designco Ltd based in BT36) in Holywood 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 Holywood by posting a job with HaMuch and we will send it to extension builders in Holywood.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garage near Holywood | £23 | £159 |
| Garage near Greenisland | £23 | £153 |
| Garage near Belfast | £23 | £161 |
| Garage near Carrickfergus | £23 | £158 |
| Garage near Bangor | £24 | £183 |
| Garage near Bangor | £24 | £183 |
| Garage near Ballygowan | £24 | £183 |
| Garage near Comber | £22 | £160 |
| Garage near Carryduff | £23 | £158 |
| Garage near Ballyclare | £20 | £124 |
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 - £16,811

Two storey extension - £86,966

Build a timber frame extension - £25,311

Build a swimming pool - £80,311

Single storey extension - £41,213

Side return extension - £33,745

Install an RSJ - £1,511

Outbuilding - £9,311

Build a Mansard loft conversion - £51,311

Loft conversion - £27,288

Build a kitchen extension - £41,311

Hip to gable loft conversion - £41,311

Granny annexe - £86,311

Garden office - £9,311

Convert a Garage - £15,311

Garage - £17,811

Build a flat roof extension - £21,311

Build a dormer loft conversion - £41,311

Concrete foundations - £5,561

Convert a bungalow loft - £28,311

Convert a basement - £29,745