Link  https://www.un.org/development/desa/pd/global-migration-database
Note: access is free but requires prior registration.
Includes downloadable methodological documentation.

Description

Information, by country of residence, about the immigrant population by country of birth.

Source: census, records of the population and national surveys.

Time period: since 1970.

Geographical scope: world, over 200 countries.

Included variables: country of birth (or, when not available, nationality), country of residence, gender and age group.

Confidentiality limitations: information regarding countries of birth (or nationality) with less than 100 international immigrants is not presented; values in between of 1 and 9 are replace by asterisk in the cells of calculations.

The available information of each country of residence and of birth (or nationality) varies.