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Index/Topics/Immigrant undercounting in surveys

Immigrant undercounting in surveys

The issue of undercounting immigrant communities in surveys, including the American Community Survey.

Fact-Checks

2 results
Feb 4, 2026

How do DHS residence-state estimates of unauthorized immigrants compare to ACS-based residual estimates at the county level?

-estimates"> residence-state estimates are produced by subtracting administrative counts of lawful immigrants from measures of the -statistics">foreign‑born—an approach shared with ‑based residual met...

Feb 4, 2026

How many unauthorized immigrants live in Minnesota by county and how are those estimates produced?

Two reputable, nonpartisan research centers put ’s unauthorized-immigrant population in the ballpark of roughly 100,000–130,000 as of the most recent published estimates that use 2019–23 and 2023 surv...