Cost to build a dormer loft conversion in SE17

Cost of dormer loft conversions in SE17

Dormer loft conversions are ideal if you want to add lots of extra space to your home. Adding a box-like structure or structures to the roof, you essentially extend the roofline to add significant square footage to your loft space. This makes dormer loft conversions one of the most popular loft conversion types, as they're ideal for adding a new main bedroom with en-suite or even a self-contained living space.

In SE17, prices for dormer loft conversions range from £41,848 (Oxus Ltd based in SE15) to £44,800 (Chris Ellis Project Service based in SE5), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.

The best way to get an accurate price is to compare quotes from extension builders in SE17. Post your job on HaMuch now and we'll put you in touch with available extension builders.

Estimates for dormer loft conversion near SE17

How much does a dormer loft conversion cost?
Dormer loft conversion cost per m2
Factors affecting the cost of a dormer loft conversion
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How much extra space does a dormer give you?

	Job	Estimate
	Underpinning a house	£17,507
	Build a two storey extension	£88,011
	Build a timber frame extension	£26,007
	Install a swimming pool	£81,007
	Cost to build a single storey extension	£55,147
	Cost to build a side return extension	£41,583
	Install an RSJ	£2,207
	Build an outbuilding	£10,007
	Build a mansard loft conversion	£52,007
	Cost of a loft conversion	£33,819
	Build a kitchen extension	£42,007
	Build a hip to gable loft conversion	£42,007
	Build a granny annexe	£87,007
	Build a garden office	£10,007
	Convert a garage	£16,007
	Build a new garage	£18,507
	Build a flat roof extension	£22,007
	Build a dormer loft conversion	£42,007
	Lay a concrete foundation	£6,257
	Convert a bungalow loft	£29,007
	Basement conversion cost	£37,583

Business name	Dormer loft conversion cost
AAA Design Decorators, Elephant & Castle, SE17	£41,880
AGRI CONSTRUCTION, Bermondsey, SE1	£41,856
GILL BUILDING CONTRACTORS, Bermondsey, SE1	£41,864
DUWIX BUILDING MAINTENANCE, Camberwell, SE5	£41,864
SE1 Property Care Ltd., Greater London, SE1	£41,944
Oxus Ltd, London, SE15	£41,848
Oxus Construction, Kent, SE15	£41,944
BrightMaster London Limited, London, Greater London, SE15	£41,856
D & S CONSTRUCTION LTD, Bermondsey, SE1	£41,864
Ask Building, Bermondsey, SE1	£41,888
Home Tranformers Ltd, London, SE1	£41,944
Propia Limited, The Clarence Centre, 6 St George's Circus, London, Greater London, SE1	£41,848
Kia Designs, Greater London, SE1	£41,944
Cornerstones Construction, Stockwell, SW9	£41,888
Stanrock Building Services Ltd, Greater London, se1	£41,944
Stanrock Building Services Ltd, Unit 3b Plantain Place, London, Greater London, se1	£41,848
Altana Building Co.Ltd, Bermondsey, SE1	£41,888
Finch Lockerbie, Kennington Park Business Centre, 1-3 Brixton Road, London, Greater London, SW9	£41,848
Space Design Construction Services Ltd, London, Greater London, SE1	£41,848
Building and Plastering Solution, London, SE5	£41,944
Ballara Ltd, Greater London, SE16	£41,944
Ballara Ltd, Argyle Way, London, Greater London, SE16	£41,856
Murdoch Building Services, Stockwell, SW9	£41,888
Chris Ellis Project Service, London, SE5	£44,800
Queenie Chan Studio, Greater London, SE16	£41,944

Add extra space to your SE17 home from £41,848

Cost of dormer loft conversions in SE17

Estimates for common extension builder jobs in SE17;

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Dormer loft conversion cost in SE17

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