Index/Topics/Unauthorized Immigrant Population 2023

Unauthorized Immigrant Population 2023

The estimated number of unauthorized immigrants in the United States in 2023.

Fact-Checks

7 results
Jan 25, 2026
Most Viewed

Is this true?: Red State Texas has 2.1M undocumented immigrants. Red State Florida has 1.6M. Blue State Minnesota has 130,000. Don't let anyone tell you this is about immigration. It never was.

The simple numeric claim — 2.1 million, 1.6 million, 130,000 — matches reputable state estimates published by Pew and summarized in contemporary fact-checks, but those figures reflect the 2023 unautho...

Jan 19, 2026
Most Viewed

How many illegal immigrants came to the US during Biden administration

There is no single, unambiguous tally of “how many illegal immigrants came to the U.S. during the Biden administration”; available government encounter counts, removals, releases and population estima...

Jan 26, 2026
Most Viewed

how many illegals are in minnisota, texas, and florida

’s recent state-by-state analysis is the best publicly available baseline for and places ’s unauthorized (commonly called “undocumented” or “illegal”) population at about 130,000, at about 2.1 million...

Feb 4, 2026

Which U.S. states experienced the largest changes in estimated unauthorized immigrant populations between 2019 and 2023 according to CMS, Pew, and MPI?

Three leading estimates—, , and the —agree that the rose notably between 2019 and 2023, and that the largest absolute concentrations (and therefore the largest absolute increases) are concentrated in ...

Jan 29, 2026

How do Pew, CMS and MPI differ in methodology when estimating state undocumented populations?

Three leading sets of estimates—, the , and the —all start from the same basic “residual” idea (total foreign‑born in surveys minus estimated legal foreign‑born = likely ), but they diverge in the dat...

Jan 26, 2026

What methods do Pew, Cato and CMS use to estimate the undocumented population and why do their results differ?

Three major independent centers— and the , along with multiple academic groups—rely on variants of the to produce nationwide counts of unauthorized immigrants, but they diverge because of different su...

Jan 20, 2026

Number of illegal aliens that entered the country during Biden administration

The question “How many illegal aliens entered the country during the Biden administration?” does not have a single authoritative tally because officials and analysts use different measures — “encounte...