What is the purpose of this FAQ?
Who is included in the UK Census of Population?
Does the Census really count everyone?
The 1991 Census and the 'missing' million: a cause for concern?
What did the 1991 Census Validation Survey (CVS) show?
Which groups were affected most by under-enumeration?
What steps were taken to adjust census counts for under-enumeration in 1991?
What steps were taken to improve coverage in the 2001 Census?
What is the One Number Census?
Why was the One Number Census count lower than expected?
Recounting the past: was the 1991 census right after all?
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