Wednesday, Jun 3, 2026
Did Missouri count undocumented immigrants and temporary visa holders in the 2020 census?
Every state, including Missouri, counted undocumented immigrants and temporary visa holders in the 2020 census.
The U.S. Census Bureau collects data from all foreign-born residents who participate in its censuses and surveys, regardless of legal status.
The bureau uses the term “foreign born” in reference to anyone who is not a U.S. citizen at birth. That includes naturalized U.S. citizens; immigrants; temporary migrants, such as foreign students; refugees and asylees; and unauthorized migrants.
The 14th Amendment stipulates that an enumeration, or census, shall “count the whole number of persons in each State.”
In January, Missouri Attorney General Catherine Hanaway filed a federal lawsuit that argues counting undocumented immigrants “… diminishes the representation of States like Missouri …”
The Missouri NAACP, the American Civil Liberties Union and the Labor Council for Latin American Advancement have joined as defendants. The case is ongoing.
This fact brief is responsive to conversations such as this one.
Sources
- U.S. Census Bureau “About the Foreign-Born Population”
- Courthouse News Service: Missouri AG files suit to recount 2020 census, says her state was robbed of a congressional seat
- Missouri Attorney General website Missouri Attorney General Hanaway Files Suit Against U.S. Department of Commerce, Census Bureau To Cease Counting Illegal Aliens, Requests Census Recount
- Pew Research Center How removing unauthorized immigrants from census statistics could affect House reapportionment
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Fact briefs are bite-sized, well-sourced explanations that offer clear "yes" or "no" answers to questions, confusions, and unsupported claims circulating online. They rely on publicly available data and documents, often from the original source. Fact briefs are written and published by newsrooms in the Gigafact network.
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