Census 2011 Workday Population by five year age band and sex, by country, region, local authority, and ward.From Census Table WD1101EW - Sex by Age (Workday population)Workday population is All usual residents who are either in employment in the area, or not in employment but live there.

...Simply select the lower and upper age range for both males and females and the spreadsheet will return the total population for the range. This file uses the single year of age data from the 2011 Census released on 24 September 2012, which was available for all Local Authorities. The ward data is currently modelled data for sex, based on single year of age data from Table qs103ew. The final data will be inserted into the tool when it is released in summer 2013. Also included are the 2001 Census figures for comparison. This tool was created by the GLA Intelligence...