Figures are estimates modeled by the Migration Policy Institute. They may differ from estimates from other sources, including estimates from the U.S. Department of Homeland Security (DHS).
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Percentage of unauthorized immigrants in the U.S. 2023, by region of origin
As of mid-2023, it was estimated that about ** percent of the unauthorized immigrant population in the United States were born in Mexico and Central America. The Pew Research Institute estimated that the number of unauthorized immigrants nationwide reached ** million that year.
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Migration Policy Institute. (February 28, 2025). Share of unauthorized immigrants in the United States as of mid-2023, by region of birth [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 01, 2026, from /statistics/1662413/share-of-illegal-immigrants-in-the-us-region-birth/
Migration Policy Institute. "Share of unauthorized immigrants in the United States as of mid-2023, by region of birth." Chart. February 28, 2025. ÌÇÐÄÆƽâ°æ. Accessed August 01, 2026. /statistics/1662413/share-of-illegal-immigrants-in-the-us-region-birth/
Migration Policy Institute. (2025). Share of unauthorized immigrants in the United States as of mid-2023, by region of birth. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 01, 2026. /statistics/1662413/share-of-illegal-immigrants-in-the-us-region-birth/
Migration Policy Institute. "Share of Unauthorized Immigrants in The United States as of Mid-2023, by Region of Birth." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 28 Feb 2025, /statistics/1662413/share-of-illegal-immigrants-in-the-us-region-birth/
Migration Policy Institute, Share of unauthorized immigrants in the United States as of mid-2023, by region of birth ÌÇÐÄÆƽâ°æ, /statistics/1662413/share-of-illegal-immigrants-in-the-us-region-birth/ (last visited August 01, 2026)
Share of unauthorized immigrants in the United States as of mid-2023, by region of birth [Graph], Migration Policy Institute, February 28, 2025. [Online]. Available: /statistics/1662413/share-of-illegal-immigrants-in-the-us-region-birth/
