The small area model-based income estimates are the official estimates of average (mean) household income at the middle layer super output area (MSOA) level in England and Wales for 2011/12, 2013/14 and 2015/16. For 2015-16 the figures are average annual income. For 2013/14 and 2011/12 the figures are average weekly income. They are calculated using a model based method to produce the following four estimates of income using a combinati...