Mayfair is a place in London, England in the City of Westminster, named after the fortnight-long May Fair that took place there from 1686 until its was banned in that location in 1764. Prior to 1686, the May Fair was held in the Haymarket[?], and after 1764, it moved to Fair Field in Bow.
... household size is 3.42 and the average family size is 3.67.
In the town the population is spread out with 30.3% under the age of 18, 8.1% from 18 to 24, 29.9% from 25 to ...