First- and second-generation share of the population, 1900-2018
% of U.S. population who are __ immigrants
| Year | 1st generation | 2nd generation |
|---|---|---|
| 1900 | 13.7 | 20.8 |
| 1910 | 14.6 | 20.1 |
| 1920 | 12.7 | 20.6 |
| 1930 | 11.3 | 20.1 |
| 1940 | 8.5 | 18.8 |
| 1950 | 6.9 | 16.2 |
| 1960 | 5.6 | 13.8 |
| 1970 | 4.8 | 12 |
| 1980 | 6.2 | 10.3 |
| 1990 | 8.2 | 9.6 |
| 2000 | 11.4 | 10 |
| 2006 | 12.1 | 10.5 |
| 2010 | 12.7 | 11.3 |
| 2015 | 13.3 | 12.1 |
| 2016 | 13.5 | 12 |
| 2017 | 13.7 | 12 |
| 2018 | 14.1 | 12.3 |
Note: First-generation immigrants are those born outside the U.S. The second generation are those born in the U.S. with at least one immigrant parent. Some data for 1960-2015 differ slightly from previous versions of this chart for historical consistency.
Source: 1900-1950 data from Edmonston and Passel (1994); 1960-2000 numbers from Pew Research Center estimates of adjusted census data consistent with historical estimates and projections; 2005-2018 data from Pew Research Center tabulations of March CPS ASEC (IPUMS).
PEW RESEARCH CENTER
