The International Day of Family Remittances get some facts

(IDFR) is an international day adopted by the United Nations General Assembly (A/RES/72/281) and celebrated every year on 16 June.
See some key posts and Infographics from the UN 2020 online event

Find out why they are important using these UN reports which highlight the roe of remittances as a force for sustainable development
the World Bank has also prepared a page it includes recent remittances data, links to household surveys and factbooks

Another good source is the ILO website
which has a section on migrant labour with related resources
The International Labour Migration Statistics (ILMS) Database in ASEAN. The data include countries' stocks of international migrants and international migrant workers; the corresponding annual inflows of these; and countries' stocks and outflows of nationals abroad

The Migration Data Portal has a useful guide and links to a range of data sources on migrant labour worldwide.