how many illegal immigrants came in under trumps first term

There isn’t a single clean official total for “how many illegal immigrants came in” during Trump’s first term, because the government tracks different things like border encounters, removals, and lawful admissions separately rather than one net “came in” number. A fair shorthand answer is that no definitive one-number count is available from the sources I found , and the best numbers depend on whether you mean illegal border crossings, encounters, apprehensions, or removals.

What the data usually measures

• Border encounters/apprehensions : people stopped or processed at the border.
• Removals/deportations : people ordered out of the U.S. and actually removed.
• Lawful admissions : visas, refugees, and green cards, which are a different category entirely.

Why the question is tricky

“Illegal immigrants came in” can mean:

• people who crossed without authorization,
• people who were encountered but not expelled,
• or people who later stayed in the country.

Those are not the same thing, so any single number can be misleading without a definition.

Best concise answer

If you mean unauthorized border entries during Trump’s first term , there was no single official total that cleanly answers it in the public reporting I found. If you mean removals , that is a separate measure and can be counted, but it does not equal how many “came in”.

In plain English: the question doesn’t have one universally accepted number, because immigration statistics are split across different categories.

If you want, I can turn this into a tighter social-post style answer with the most defensible headline number and a short caveat.