The 1821 Census was carried out on May 28th, 1821 . 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 1821 is available here.

Great Britain

Report Yr. of Publ. Reference within British Parliamentary Papers
Abstracts of the Answers and Returns: Preliminary Observations 1822 1822 xv (502)
Abstracts of the Answers and Returns: Enumeration Abstract 1822 1822 xv (502)

Ireland

Report Yr. of Publ. Reference within British Parliamentary Papers
Abstracts of the Answers and Returns: Enumeration Abstract 1823 1824 XXII (577) 411