From Ireland to Germany to Italy to Mexico: How America’s Source of Immigrants Has Changed in the States, 1850 – 2013
|Total U.S. population||23.2 million|
|Total foreign born||2.2 million|
|Percent foreign born||9.7%|
Note: California Territory became a state in September 1850. Alaska did not become a U.S. territory until its purchase in 1867. Hawaii became an organized territory in 1898.
Source: Estimates for the countries of origin come from Pew Research Center tabulations of the 1850 decennial census. Total population and foreign-born population estimates come from the U.S. Census Bureau, “Historical Census Statistics on the Foreign-Born Population of the United States: 1850-2000.” Map source: Minnesota Population Center.