Get quotes to build a mansard loft conversion in Oxford Street from £51840

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Mansard loft conversion cost in Oxford Street

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 £51840 (Pillar Contractors Ltd based in W1K) to the dearest of around £52400 (A1&PM based in W1H).

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 Oxford Street by posting a job with HaMuch and we'll send it to extension builders in Oxford Street. 

Estimates for mansard loft conversion near Oxford Street
  • 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 Oxford Street;



    Rates for other Oxford Street trades

    Mansard loft conversion cost in Oxford Street
    Estimate Mansard loft conversion cost in Oxford Street based on hourly/daily rate (excluding VAT or callout charges)
    Business name Mansard loft conversion cost
    Pillar Contractors Ltd, 49 Grosvenor Street, Mayfair, London, Greater London, W1K £51840
    Dominic Payte - Design & Build, 14 Hanover Square, Mayfair, Greater London, W1S £51848
    Starfish Properties, 14 Hanover Street, 3rd Floor, London, W1S £51848
    Azur London, Greater London, W1U £51944
    Hestia Contractors Ltd, 207 Regent Street, London, Greater London, W1B £51848
    Guildon LTD, Greater London, w1b £51944
    CORRECTBUILDIV.LTD, Greater London, W1B £51944
    We Love Build, Greater London, W1J £51944
    We Love Build - Three Arches, London, Greater London, W1J £51840
    Grand Phase Ltd, 85 Great Portland Street, London, Greater London, W1W £51848
    Design 2000 UK Ltd, Greater London, W1W £51944
    Capatus properties ltd, Greater London, W1W £51944
    Eternal Solutions, Greater London, W1W £51944
    Italian Soft Leather Purses, Greater London, W1W £51944
    UCS UK Ltd, Greater London, W1W £51944
    KBB Master Builder LTD, Greater London, W1W £51944
    KBB Master Builder Ltd, Greater London, W1W £51944
    Teammax LTD, 85 Great Portland Street, London, Greater London, W1W £51848
    JK Doors, , W1W £51888
    JAY Executinos LTD, London, W1W £51944
    Luxe Refurbs, 16 Berkeley Street, London, Greater London, W1J £51840
    NK Living, Greater London, W1U £51944
    A1&PM, Westminster, W1H £52400
    Sehem Design, london, W1F £51944
    Cornerstone, Greater London, W1F £51944