Sister cities of Kensington and Chelsea (London borough)

The Royal Borough of Kensington and Chelsea (often abbreviated to RBKC) is a central London borough of Royal borough status. It is an urban area and considered to be one of the most densely populated local authorities in the United Kingdom. It is also known as one of the most affluent and poshest places in London.

The borough is immediately to the west of the City of Westminster, which is at the heart of modern London, and to the east of Hammersmith & Fulham, and contains a substantial number of city-centre facilities such as major museums and universities (in "Albertopolis"); department stores like Harrods, Peter Jones and Harvey Nichols; is home to the Notting Hill Carnival, Europe's largest carnival; and several Embassies in Belgravia, Knightsbridge and Kensington Gardens. It contains many of the most exclusive residential districts in London, which are also some of the most expensive in the world.

The local authority is Kensington and Chelsea London Borough Council. The borough's motto is Quam Bonum in Unum Habitare, which translates approximately as 'How good it is to dwell in unity'.