There are over 260 museums in London:

• Africa Centre
• Age Exchange Reminiscence Centre
• Alexander Fleming Laboratory Museum
• Alfred Dunhill Collection
• All Hallows by The Tower
• Anaesthetists of Great Britain and Ireland
• Arsenal Football Club Museum
• Baden Powell House
• Bank of England Museum
• Banqueting House, Whitehall
• Barnet Museum
• Benjamin Franklin House
• Ben Uri Gallery
• Berkshire and Westminster Dragoons Museum
• Bethlem Royal Hospital Archives and Museum
• Bethnal Green Museum of Childhood
• Bexley Museum
• Black Cultural Archive and Museum
• Boston Manor House
• Bramah Tea and Coffee Museum
• Britain At War Experience
• British Library
• British Museum
• British Optical Association Museum
• British Red Cross Museum and Archives
• Bromley Museum
• Brooking Collection of Architectural Detail
• Bruce Castle Museum
• Brunel Engine House
• Building Centre
• Burgh House (Hampstead Museum)
• Cabinet War Rooms
• Canada House Gallery
• Carlyle's House
• Cartoon Art Trust
• Chartered Insurance Institute Museum
• Chelsea Physic Garden
• Children's Discovery Centre
• Chiswick House
• Church Farmhouse Museum
• Clarence House
• Clink Prison Museum
• Clock Museum, Guildhall
• College of Arms
• Couper Collection
• Courtauld Gallery (at Somerset House)
• Crofton Roman Villa
• Crossness Engines
• Crown Jewels (at The Tower)
• Croydon Clocktower
• Croydon Natural History and Scientific Society
• Crystal Palace Museum
• Cuming Museum
• Cutty Sark Museum
• Dali Universe
• De Morgan Foundation
• Design Museum
• Dickens House Museum
• Museum in Docklands
• Dr Johnson's House
• Domestic Design and Architecture
• Dorich House
• Drapers’ Company
• Dulwich Picture Gallery
• East Ham Nature Reserve
• Eastside Community Heritage
• Eltham Palace
• Erith Museum
• Estorick Collection of Modern Italian Art
• FA Premier League Hall of Fame
• Fan Museum
• Farringdon Collection (London)
• Fashion Textile Museum
• Fenton House
• Firepower! Royal Artillery Museum
• Florence Nightingale Museum (St Thomas' Hospital)
• Forty Hall Museum
• Foundling Museum
• Freemasonry Museum
• Freud Museum
• Fulham Palace
• Fuller's Griffin Brewery
• Galton Collection
• Garden History
• Garricks Temple
• Geffrye Museum
• Geomatic Engineering Collection
• Gilbert Collection of Decorative Arts (at Somerset House)
• Girl Guide Museum
• Golden Hinde Living History Museum
• Grange Museum of Community History
• Grant Museum (Zoology and Comparative Anatomy)
• Great Ormond St Hospital for Children Museum
• Greenwich Heritage Centre
• Guards' Museum
• Guildhall Art Gallery
• Guildhall Library
• Gunnersbury Park Museum
• Hackney Museum
• Ham House, Richmond
• Hampton Court
• Handel House Museum
• Harrow Museum Heritage Centre
• Harrow School Museum
• Hermitage Rooms (at Somerset House)
• HMS Belfast
• Hogarth's House
• Honeywood Heritage Centre
• Honourable Artillery Company Museum
• Horniman Museum and Gardens
• House Mill Museum
• House of Detention
• Museum of Immigration and Diversity
• Imperial War Museum
• Impossible Microworld
• Inns of Court and City Yeomanry Museum
• Institute of Archaeology
• Island History Trust
• Islington Museum
• Jewel Tower
• Jewish Military Museum and Memorial Room
• Jewish Museum - Camden
• Jewish Museum - Finchley
• Keats' House
• Kennel Club Art Gallery
• Kensingston Palace
• Kenwood House (the "Iveagh Bequest")
• Kew Bridge Steam Museum
• Kew Gardens and Museums
• Kingston Museum
• Kew Transport Museum
• Kirkaldy Testing Museum
• Lifetimes Museum
• Leighton House Museum
• Linnean Society of London
• Linley Sambourne House
• Little Holland House
• Livesey Museum for Children
• London Aquarium
• Museum of London
• London Canal Museum
• London Dungeon
• London Fire Brigade Museum
• London Motorcycle Museum
• London Sewing Machine Museum
• London Silver Vaults
• London Toy and Model Museum
• London's Transport Museum
• London Zoo
• Lothbury Gallery, Time Present and Time Past
• Madame Tussaud's London
• Centre for Magic Arts
• Manor Park Museum
• Marble Hill House
• Maritime Trusts Museum
• Markfield Beam Engine and Museum
• Marx Memorial Library
• MCC Museum (cricket museum at Lord's cricket ground
• Merton Heritage Centre
• Michael Faraday Museum (Royal Institution)
• Musical Museum
• National Army Museum
• National Gallery
• National Maritime Museum
• National Portrait Gallery
• Natural History Museum
• North Woolwich Old Station Museum
• Old Operating Theatre and Herb Garret
• Old Royal Naval College at Greenwich
• Order of Saint John
• Orleans House Gallery
• Percival David Foundation of Chinese Art
• Peter Pan Gallery (Gt Ormond St Hospital)
• Petrie Museum of Egyptian Archaeology
• Pitshanger Manor Museum
• Polish Institute and Sikorski Museum
• Prince Henry's Room
• Postal Heritage Trust
• Prudential Building Museum
• Public Record Office
• Pumphouse and Rotherhithe Heritage Museum
• Puppet Centre Trust
• Queen Elizabeth’s Hunting Lodge
• Queen's Gallery (at Buckingham Palace)
• Queen's House (at Greenwich)
• Museum of Richmond
• Ragged School Museum
• Ranger's House (Wernher Collection)
• Redbridge Museum
• Riesco Gallery
• Rose Theatre Exhibition
• Royal Academy of Arts
• Royal Air Force Museum
• Royal College of Music Museums
• Royal College of Physicians
• Royal Fusiliers Museum
• Royal Hospital Chelsea
• RIBA Drawings Collection
• Royal London Hospital Archives and Museum
• Royal Mews (at Buckingham Palace)
• Royal Military School of Music
• Royal Mint Sovereign Gallery
• Royal Observatory
• Royal Pharmaceutical Society
• Royal Philatelic Collection
• Museum of Rugby
• St Bartholomew's Hospital Museum
• St Brides Church Crypt Museum
• St John's Ambulance Museum
• St Paul's Cathedral Crypt Museum
• Science Museum
• Sherlock Holmes Museum
• Shakespeare’s Globe Exhibition
• Sir John Soane's Museum
• Smythson Stationery Museum
• Society of Antiquaries
• Somerset House
• South London Gallery
• Southside House
• Spencer House
• Start Gallery
• Stephens Collection
• Strang Print Room - UCL
• Sutton House
• Tate Britain
• Tate Modern
• Theatre Museum
• Three Mills
• Tower Bridge Experience
• Tower Hill Pageant
• Tower of London
• Twinings Museum
• Two Willow Road
• Type Museum
• UCL Arts Collections
• UCL Geological Sciences Collections
• Valence House Museum
• Vestry House Museum
• Veterinary Museum
• Victoria and Albert Museum
• Vinopolis, City of Wine
• Wallace Collection
• Wandle Industrial Museum
• Wandsworth Museum
• Wellcome Library
• Wellcome Museums of Anatomy and Pathology
• Wellington Arch
• Wellington Museum (Aspley House)
• Wesley's Chapel and Museum of Methodism
• West Ham United Football Club Museum
• Westminster Abbey Museums
• Westminster Dragoons Museum
• Whitehall Cheam
• Whitewebbs Museum of Transport
• William Morris Gallery
• William Morris Society
• Wimbledon Lawn Tennis Museum
• Wimbledon Society Museum of Local History
• Wimbledon Windmill Museum
• Women's Library
• Young's Ram Brewery