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Wisconsin Watch partners with Gigafact to produce fact briefs — bite-sized fact checks of trending claims. Read our methodology to learn how we check claims.

No.

Most people taken into custody by federal Immigration and Customs Enforcement did not have a criminal conviction, recent reports show.

PolitiFact reported Jan. 23 that as of Jan. 7, 74% of immigrants being held in detention did not have a criminal conviction.

The libertarian Cato Institute, saying it received leaked ICE data, reported in September that over the previous year, 73% taken into ICE custody had no criminal conviction; 8% had a violent or property conviction.

In late September, the number of people in immigration detention who had no criminal record outnumbered those convicted of crimes, The Guardian reported, citing ICE data.

ICE data for fiscal 2026, through Nov. 15, showed 72% of booked detainees did not have a criminal conviction.

Under 30% of people arrested in crackdowns in Los Angeles, Chicago, Washington, D.C., and across Massachusetts had a criminal conviction, The New York Times reported in December.

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Tom Kertscher joined Wisconsin Watch as a full-time Milwaukee-based reporter in October 2024 after starting as a freelance Fact Briefs reporter in January 2023. In addition to contributing to Wisconsin Watch’s collaboration with The Gigafact Project to combat online misinformation, he reports on Wisconsin policy, labor, energy and the rapid expansion of data centers across the state. Kertscher is a former longtime reporter at the Milwaukee Journal Sentinel, a contributing writer for Milwaukee Magazine and the author of two sports books, on Al McGuire and Brett Favre.