Langley is a village in the unitary authority of Slough, in the south of England, west of London, in England's "Silicon Valley". It is famous for its Mars Bar factory.
Centuries ago, it was known as "Langley Marish", and St. Mary's Church houses the Kederminster Library.
... a family is $69,389. Males have a median income of $51,036 versus $30,714 for females. The per capita income for the town is $23,269. 2.4% of the population and 1.7% o ...