The immigrant population includes all current US residents born abroad, including naturalized citizens, green card holders, refugees, and unauthorized immigrants. It excludes tourists and others who may be in the US for short visits. Immigration accounts for roughly half of yearly population growth in the US and immigrants make up for nearly 15% of the US population.
In 2021, the total immigrant population was 45,270,103 people, an increase of 337,202 or 0.75% from 2019. These data were not reported for calendar year 2020.