Housing in Kensington and Chelsea is the most unaffordable in the country,

CACI, the market research body has found. Financial Times

Prices in the affluent west London borough are equivalent to 16 times annual income, the survey found.

In other areas of the capital homes cost at least 10 times average annual incomes.

The average multiple of house prices to earnings is 6, according to the data, which is in line with the 5.8 times from Halifax, the largest lender.