The 1811 Census was carried out on May 27th, 1811 . Here we list just those reports from which Vision of Britain can present text or statistics, but a full listing of all the reports for 1811 is available here.

Great Britain

Report Yr. of Publ. Reference within British Parliamentary Papers
Abstracts of the Answers and Returns: Preliminary Observations 1812 1812 xi (316, 317)