Daniel Hart
Small family building business reliable friendly service and very high quality of works
From £87,040
\nMorgan and Smith was created in 2017 after seeing a gap in the market for a more personal service. Too often, we saw customers feeling disconnect...
From £87,064
Our building services company Gilson Construction have thirty years’ experience and have been helping customers in Kent and the surrounding area ...

Building a granny annexe ranges from £86,552 (Harts Brickwork, Driveways & Landscaping based in CT6) to £87,064 (Gilson Construction based in CT6), 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 CT6 by posting a job with HaMuch. We will send it to extension builders in CT6 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Herne Bay | £28 | £213 |
| Granny Annexe near Whitstable | £28 | £214 |
| Granny Annexe near Canterbury | £31 | £232 |
| Granny Annexe near Thanet | £27 | £208 |
| Granny Annexe near Faversham | £34 | £235 |
| Granny Annexe near Margate | £27 | £208 |
| Granny Annexe near Ramsgate | £27 | £208 |
| Granny Annexe near Broadstairs | £27 | £208 |
| Granny Annexe near Swale | £35 | £241 |
| Granny Annexe near Deal | £26 | £199 |
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 - £17,385

Two storey extension - £87,828

Build a timber frame extension - £25,885

Build a swimming pool - £80,885

Single storey extension - £52,707

Side return extension - £40,210

Install an RSJ - £2,085

Outbuilding - £9,885

Build a Mansard loft conversion - £51,885

Loft conversion - £32,675

Build a kitchen extension - £41,885

Hip to gable loft conversion - £41,885

Granny annexe - £86,885

Garden office - £9,885

Convert a Garage - £15,885

Garage - £18,385

Build a flat roof extension - £21,885

Build a dormer loft conversion - £41,885

Concrete foundations - £6,135

Convert a bungalow loft - £28,885

Convert a basement - £36,210