To ask the Chancellor of the Exchequer how many families with children there are in the UK. 
The information requested falls within the responsibility of the National Statistician. I have asked him to reply.
Letter from Len Cook to David Willets, dated 1 April 2003:
As National Statistician I have been asked to reply to your recent question concerning families with children. (110836)
The number of families with dependent children in the United Kingdom in November 2002 is estimated at 7.2 million.