This section brings together the follow 2001 Census data quality information for each local authority in England and Wales:
One Number Census quality assurance pack
person and household imputation rates
Each of these is described in detail in the Introduction below.
Background information about each of the measures of quality available for each local authority for 2001 census data products
Access to information on data quality for all Local Authorities in England
Information on data quality for unitary authorities in Wales