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Select your affordable Stansted extension builder
Reid Carpentry & Construction is an established and experienced local extension builder in Stansted. Please contact us for a free, no obligation qu...
MDH Construction is an established and experienced local extension builder in Stansted. Please contact us for a free, no obligation quote and compe...
D C Salsbury Builders is an established and experienced local extension builder in Stansted. Please contact us for a free, no obligation quote and ...
Stansted, CM24
Need to find an Extension Builder near you for all your extension buildering work?
JKL Construction & Carpentry Ltd provides a local, trust...
Dan Nevill
Nevill Design & Build specialises in high-quality house extensions, loft conversions, structural alterations, and full refurbishments. We’ve deli...
Hi my names Lewis in a trusted roofer, I’m a member of which trusted trader and Checkatrade member. I do all types of roof flat roofs, guttering,...
Essex Roofing Ltd is an established and experienced local extension builder in Stansted. Please contact us for a free, no obligation quote and comp...
From £87,136
O G Conversions is an established and experienced local extension builder in Stansted. Please contact us for a free, no obligation quote and compet...
From £87,208
Lewis Bundock
Trusted and professional extension builder in Stansted. Experienced in all extension buildering work and keeping within budget and on quote. 1st Lo...
From £87,408
Prestige Construction & Building Services Ltd is a family-run business with over 30 years industry experience. We offer a Design and Build service ...

Building a granny annexe ranges from £87,024 (Nevill Design & Build based in CM23) to £87,520 (1st Look Roofing based in CM6), 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 Stansted by posting a job with HaMuch. We will send it to extension builders in Stansted who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Bishop's Stortford | £55 | £276 |
| Granny Annexe near Harlow | £43 | £288 |
| Granny Annexe near East Hertfordshire | £44 | £289 |
| Granny Annexe near Ware | £47 | £296 |
| Granny Annexe near Hoddesdon | £46 | £296 |
| Granny Annexe near Hertford | £46 | £290 |
| Granny Annexe near Braintree | £37 | £247 |
| Granny Annexe near Chelmsford | £38 | £258 |
| Granny Annexe near Haverhill | £37 | £260 |
| Granny Annexe near Stevenage | £44 | £282 |
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 - £17,747

Two storey extension - £88,371

Build a timber frame extension - £26,247

Build a swimming pool - £81,247

Single storey extension - £59,944

Side return extension - £44,281

Install an RSJ - £2,447

Outbuilding - £10,247

Build a Mansard loft conversion - £52,247

Loft conversion - £36,068

Build a kitchen extension - £42,247

Hip to gable loft conversion - £42,247

Granny annexe - £87,247

Garden office - £10,247

Convert a Garage - £16,247

Garage - £18,747

Build a flat roof extension - £22,247

Build a dormer loft conversion - £42,247

Concrete foundations - £6,497

Convert a bungalow loft - £29,247

Convert a basement - £40,281