United Kingdom censuses are decennial - held every 10 years. The census records relate to the persons whereabouts on the date given below:

• 1801 - 10 March Tuesday
• 1811 - 27 May Monday
• 1821 - 28 May Monday
• 1831 - 30 May Monday
• 1841 - 6 June Sunday
• 1851 - 30 March Sunday
• 1861 - 7 April Sunday
• 1871 - 2 April Sunday
• 1881 - 3 April Sunday
• 1891 - 5 April Sunday
• 1901 - 31 March Sunday
• 1911 - 2 April Sunday (publication date 1 January 2012)
• 1921 - 19 June Sunday (publication date 1 January 2022)
• 1931 - 26 April Sunday (destroyed during World War II)
• 1939 - 29 September World War II National Registration (publication date 1 January 2040)
• 1941 - no census taken due to World War II.
• 1951 - 8 April (publication date 1 January 2052)
• 1961 - 23 April (publication date 1 January 2062)
• 1971 - 25 April (publication date 1 January 2072)
• 1981 - 5 April (publication date 1 January 2082)
• 1991 - 21 April (publication date 1 January 2092)
• 2001 - 29 April (publication date 1 January 2102)