Censuses and Vital Statistics
- Censuses: Library and Archives Canada – census records, from 1666 to 1916
- Histpop: The Online Historical Population Reports Website: University of Essex –Complete population reports for Britain and Ireland from 1801 to 1937
- Scottish Post Office Directories: National Library of Scotland – Over 700 digitized directories covering most of Scotland dating from 1773 to 1911.
- Vital Statistics: Archives of Ontario – Births (1896-1910), Marriages (1869-1927), Deaths (1869-1937)
- Vital Statistics: Births, Marriages, and Deaths: Library and Archives Canada – Several databases of vital statistics including Acts of Divorce, 1841-1968; Births, Marriages, and Deaths Recorded in Canada; and Marriage Bonds, 1779-1858 – Upper and Lower Canada
- World DataBank – includes gender, education, health nutrition and population statistics, 1960s–present