The Survey of English Housing, using the bedroom standard, estimates the number of overcrowded households living in London over the last 10 years were:
Overcrowded households1(Thousand) 1997-98 156 1998-99 159 1999-2000 161 2000-01 166 2001-02 170 2002-03 172 2003-04 175 2004-05 189 2005-06 203 2006-07 203 1 Three year moving average
It is not possible to derive estimates at a local authority level.