2026-04-01 · estimated warheads
Russia holds the largest nuclear arsenal
Deployed and stored warheads still number in thousands.
How to read: 1 cell = 12 estimated warheads (0.1% of global nuclear arsenal). 1,000 cells total.
All 1000 cells. 1 cell = 12 estimated warheads (0.1% of global nuclear arsenal). Hover or tap any square for details.
Context
Our World in Data nuclear warhead estimates attribute the plurality of weapons to Russia.
Counts are approximate stockpile totals.