Households Below Average Income anonymised UK Data Archive End User Licence. The data is used to produce the latest annual estimates of the percentage of children, working-age adults and pensioners living in relative and absolute low income, together with statistics on children living in combined low income and material deprivation, and pensioners living in material deprivation, in 2011/12. Historic data are available.
For general information :
https://www.gov.uk/government/organisations/department-for-work-pensions/series/households-below-average-income-hbai--2
