Most unauthorized residents either entered the United States without inspection or were admitted temporarily and stayed past the date they were required to leave.
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Office of Homeland Security Statistics Resources
| Report Title (Link to Report) | Report Description |
|---|---|
| Estimates of the Unauthorized Immigrant Population Residing in the United States | These reports provide estimates of the size of the unauthorized immigrant population residing in the United States by period of entry, region and country of origin, state of residence, age, and sex. |
| COVID-19 Vulnerability by Immigration Status | This report presents population estimates by four categories of immigration status–lawful permanent residents (LPRs), resident nonimmigrants, refugees and asylees, and unauthorized immigrants–and addresses unique COVID-19-related risks each status group may face. |