In 2022, the number of undocumented immigrants is estimated to be near 11M. Overall, a record 47.8 million immigrants lived in the U.S. in 2023. Trump plans to deport even those immigrants who are legal residents of the U.S. Removal of undocumented and legal immigrants from the U.S. will take years and will have severe impact on the economy as a whole.

N.B. Check figures from: https://www.pewresearch.org/short-reads/2024/09/27/u-s-immigrant-population-in-2023-saw-largest-increase-in-more-than-20-years/