Grant Singleton
Trusted and professional extension builder in New Milton. Experienced in all extension buildering work and keeping within budget and on quote. GMS ...
Richard Elemr
Elmer Building Services ltd is an established extension buildering business in New Milton. We come highly recommended and provide competitive quote...
Relax... you have found a reliable extension builder in New Milton. 3Lance Developments Limited is a friendly and reliable company based in New Mil...
Need to find an Extension Builder near you for all your extension buildering work?
Island Renovations provides a local, trusted extension b...
GOTHIC CONSTRUCTION LTD is an established and experienced local extension builder in New Milton. Please contact us for a free, no obligation...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Relax... you have found a reliable extension builder in New Milton. First Alpha Home Improvements Ltd is a friendly and reliable company based in N...
Experienced extension builder ready to quote for your work. H H Builders is the best extension builder in New Milton. No obligation free quotes and...
Experienced extension builder ready to quote for your work. PINECLIFFE CONSTRUCTION LTD is the best extension builder in New Milton. No obligation ...

Building a granny annexe ranges from £86,808 (Island Renovations based in PO40) to £87,504 (Zeneli Builders based in BH23), 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 New Milton by posting a job with HaMuch. We will send it to extension builders in New Milton who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Christchurch | £36 | £251 |
| Granny Annexe near New Forest | £32 | £245 |
| Granny Annexe near Bournemouth | £38 | £257 |
| Granny Annexe near Totton | £34 | £243 |
| Granny Annexe near Poole | £38 | £250 |
| Granny Annexe near Southampton | £34 | £243 |
| Granny Annexe near Isle of Wight | £34 | £246 |
| Granny Annexe near Locks Heath | £33 | £240 |
| Granny Annexe near Romsey | £32 | £230 |
| Granny Annexe near Hedge End | £34 | £244 |
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 - £17,548

Two storey extension - £88,072

Build a timber frame extension - £26,048

Build a swimming pool - £81,048

Single storey extension - £55,960

Side return extension - £42,040

Install an RSJ - £2,248

Outbuilding - £10,048

Build a Mansard loft conversion - £52,048

Loft conversion - £34,200

Build a kitchen extension - £42,048

Hip to gable loft conversion - £42,048

Granny annexe - £87,048

Garden office - £10,048

Convert a Garage - £16,048

Garage - £18,548

Build a flat roof extension - £22,048

Build a dormer loft conversion - £42,048

Concrete foundations - £6,298

Convert a bungalow loft - £29,048

Convert a basement - £38,040