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Index/Topics/Methodologies for estimating unauthorized population

Methodologies for estimating unauthorized population

Different methodologies used to estimate the number of people living in the US without legal immigration status, including residual survey methods and demographic/operational models

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Jan 31, 2026
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How many illegals are in the country today

Current authoritative estimates of the number of people living in the without legal immigration status cluster roughly between about , but alternative methodologies and partisan analyses produce highe...