Encounters ≠ peopleUnited States
237.5K FY2025 SW border marker
Track CBP encounters, inadmissibles, removals, returns, asylum claims, visa-overstay estimates, and unauthorized-population estimates. 2023 unauthorized-population estimates sit around 13.7M to 14.0M depending method.
Source lane: U.S. CBP / DHS / OHSS / Pew / MPI
Detections ≠ peopleEuropean Union / UK
178K EU detections · 41,472 UK small boats
Track Frontex irregular border detections, Eurostat asylum applications, national returns/removals, Channel crossings, overstays, and country-level flows.
Source lane: Frontex / Eurostat / Home Office / Reuters / Guardian
Minimum countMediterranean / Africa
800+ dead/missing
Central Mediterranean deaths and missing migrants are route-specific and undercounted; desert routes and invisible shipwrecks are even harder to verify.
Source lane: IOM Missing Migrants / AP / humanitarian monitors
Category boundaryGlobal Movement
117M–123.2M displaced marker
Track refugees, asylum seekers, internal displacement, irregular migration estimates, departures, returns, statelessness, and regional movement where reliable data exists.
Source lane: UNHCR / IOM / official humanitarian datasets