Get quotes to build a mansard loft conversion in SW7 from £50992

HaMuch is Excellent

Mansard loft conversion cost in SW7

Mansard loft conversions are ideal if you want to maximise the space in your home. Extending your roof out into a flat roof with an almost vertical wall, they almost always require planning permission but can add significant value to your home.

Mansard loft conversions range from the cheapest installation of £50992 (Morley Building Services based in SW3) to the dearest of around £51944 (Green Inside Limited T/A Dnomyar Interiors based in SW7).

While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.

Get quotes to install a mansard loft conversion in SW7 by posting a job with HaMuch and we'll send it to extension builders in SW7. 

Estimates for mansard loft conversion near SW7
  • How much does a mansard loft conversion cost?
  • What is a mansard loft conversion?
  • Factors that affect the cost of a mansard loft conversion
  • Additional costs to consider with a mansard loft conversion
  • How long does a mansard loft conversion take?
  • Do I need planning permission for a mansard roof?
  • What is the difference between a dormer and a mansard?

  • Estimates for common extension builder jobs in SW7;



    Rates for other SW7 trades

    Extension Builders in SW7
    Estimate Mansard loft conversion cost in SW7 based on hourly/daily rate (excluding VAT or callout charges)
    Business name Mansard loft conversion cost
    Green Inside Limited T/A Dnomyar Interiors, 11 Bute Street, London, Greater London, SW7 £51944
    Hartley Homes, 97 Old Brompton Road, South Kensington, Greater London, SW7 £51840
    Ventura Property Developments, Ground Floor Office, 97 Old Brompton Road, London, SW7 £51840
    PDI Trade LTD, London, SW3 £51944
    Clarisford, Greater London, SW3 £51944
    Clarisford, London, Greater London, SW3 £51840
    Hearne House, London, Greater London, SW3 £51840
    Crosshatch, Greater London, SW3 £51944
    Crosshatch, London, Greater London, SW3 £51840
    Morley Building Services, London, SW3 £50992
    MALLETT, London, Greater London, W8 £51848
    Jeffery and Wilkes, International House,, 142 Cromwell Road, Kensington, London, Greater London, SW7 £51848
    OL AND EDWARD LTD, 142 Cromwell Road, London, SW7 £51848
    Cobalt Interiors, London, Greater London, SW7 £51944
    Knightsbridge Design, Greater London, SW1X £51944
    ADOVA, London, Greater London, SW3 £51840
    Oro Projects, 13 Radnor Walk, London, Greater London, SW3 £51840
    Sloane Ave Renovations, 130 Sloane Street, London, Greater London, SW1X £51840
    Autas Developments, London, SW1W £51944
    Property Refurbishment London, 21 Ellis Street, Sloane Square, London, Greater London, SW1X £51840
    Leufroy, Greater London, SW5 £51944
    Leufroy, 62 Kenway Road, London, Greater London, SW5 £51848
    Varga Homes Renovation, Greater London, W8 £51944
    ALT CONSTRUCTION, Greater London, SW1W £51944
    Builders by Design Ltd, Greater London, SW3 £51936