# Migrant mortality in the Arizona desert

> Live situation record from CLSTR: https://clstr.news/situations/migrant-mortality-in-the-arizona-desert
> Updated: 2026-08-20T20:15:48.000Z. Sources: 2. Developments: 2.

Migrant deaths in the Arizona desert have increased significantly in 2026. Data from Humane Borders and the Pima County Medical Examiner’s Office indicate that 73 bodies have been recovered so far this year, a 24 percent increase compared to the 59 bodies found during the same period in 2025.

Fatalities are largely attributed to dehydration and extreme temperatures, though other causes such as hypothermia, drowning, and blunt force trauma have been documented. Humanitarian organizations suggest the rise is linked to deportation policies. They argue that individuals attempting to reunite with families are using more remote and dangerous routes to avoid detection by Border Patrol.

The International Organization for Migration noted that the U.S.-Mexico border accounted for nearly four out of every ten migrant deaths recorded in the Americas in 2025, underscoring the region's status as a highly lethal migratory route.

## Timeline

### 2026-08-20: Arizona desert migrant deaths rise amid extreme heat

Migrant deaths in the Arizona desert have risen by 24 percent in the first seven months of 2026, as deportees attempt more dangerous, remote crossings to reunite with families in the U.S.

2 sources. https://clstr.news/cluster/arizona-desert-migrant-deaths-rise-amid-extreme-heat

### 2026-08-12: Arizona desert migrant deaths rise to 73 in 2026

Migrant deaths in the Arizona desert have reached 73 so far in 2026, a 24% increase from last year, driven by extreme heat and more dangerous crossing routes used by previously deported individuals.

8 sources. https://clstr.news/cluster/arizona-desert-migrant-deaths-rise-to-73-in-2026

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Cite as: Migrant mortality in the Arizona desert. CLSTR, https://clstr.news/situations/migrant-mortality-in-the-arizona-desert