From £87,176
Hermitage, PO10
Experienced extension builder ready to quote for your work. HOLLYBANK BUILDING is the best extension builder in Hermitage. No obligation free quote...
From £86,784
Need an Extension Builder in Hermitage? CHT Building Solutions Ltd/Renaissance Orangeries has been helping local clients (20 mile radius) with thei...
From £87,048
A T Holmes & Son Chimney Sweep is a trusted extension builder serving customers in Hermitage and the surrounding area. Contact us to today to get a...
From £86,752
Park Building Services Ltd is a trusted extension builder serving customers in Hermitage and the surrounding area. Contact us to today to get a com...
From £88,096
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 £86,920
Need an Extension Builder in Hermitage? Aspen Garden Rooms has been helping local clients (20 mile radius) with their extension buildering jobs for...
From £86,904
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,112
Solent Home Improvements are here to help customers who need an Extension Builder in Hermitage. We offer a competitive rate to complete all your ex...
From £86,968
Solent Home Improvements are here to help customers who need an Extension Builder in Hermitage. We offer a competitive rate to complete all your ex...
From £87,024
Relax... you have found a reliable extension builder in Hermitage. SYNERGY Home Renovations is a friendly and reliable company based in Hermitage w...

Building a granny annexe ranges from £86,752 (Park Building Services Ltd based in PO9) to £88,096 (R&B Property Improvements based in PO9), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in Hermitage by posting a job with HaMuch. We will send it to extension builders in Hermitage who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Havant & Waterloo | £35 | £248 |
| Granny Annexe near Havant | £35 | £249 |
| Granny Annexe near Waterlooville | £36 | £250 |
| Granny Annexe near Horndean | £35 | £253 |
| Granny Annexe near Chichester | £34 | £242 |
| Granny Annexe near Portsmouth | £36 | £250 |
| Granny Annexe near Gosport | £35 | £246 |
| Granny Annexe near Fareham | £35 | £250 |
| Granny Annexe near Bognor Regis | £35 | £247 |
| Granny Annexe near Lee-on-the-Solent | £35 | £249 |
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 - £17,578

Two storey extension - £88,118

Build a timber frame extension - £26,078

Build a swimming pool - £81,078

Single storey extension - £56,568

Side return extension - £42,382

Install an RSJ - £2,278

Outbuilding - £10,078

Build a Mansard loft conversion - £52,078

Loft conversion - £34,485

Build a kitchen extension - £42,078

Hip to gable loft conversion - £42,078

Granny annexe - £87,078

Garden office - £10,078

Convert a Garage - £16,078

Garage - £18,578

Build a flat roof extension - £22,078

Build a dormer loft conversion - £42,078

Concrete foundations - £6,328

Convert a bungalow loft - £29,078

Convert a basement - £38,382