Largest Nuclear Arsenals by Country
Countries with the largest estimated nuclear warhead stockpiles. Russia leads with 4,400 total warheads, followed by the United States at 3,700 and China with 620. The 9 nuclear-armed states together hold an estimated 9,745 warheads.
Data
| # | Country | Total Warheads | Deployed |
|---|---|---|---|
| 1 | Russia | 4,400 | 1,796 |
| 2 | United States | 3,700 | 1,670 |
| 3 | China | 620 | 34 |
| 4 | France | 290 | 280 |
| 5 | United Kingdom | 225 | 120 |
| 6 | India | 190 | 12 |
| 7 | Pakistan | 170 | 0 |
| 8 | Israel | 90 | 0 |
| 9 | North Korea | 60 | 0 |
Note: The Big Players in the World's Nuclear Arsenal
Who Holds the Biggest Stockpiles
When people talk about nuclear superpowers, two names come up first: Russia and the United States. Together they hold well over 90 percent of all nuclear warheads on the planet. After them comes China with a much smaller but growing arsenal, followed by France, the United Kingdom, India, Pakistan, and North Korea. That is the full nuclear club today, nine countries in total. No other nation is confirmed to have nuclear weapons, which makes this short list one of the most exclusive groups in international politics.
Warheads vs Deployed vs Total
Counts get confusing because different numbers measure different things. Deployed warheads are the ones actually sitting on missiles or bombers, ready to go in the field. The total stockpile includes deployed warheads plus everything else in storage: spares, weapons kept in reserve, and retired-but-not-yet-dismantled warheads waiting for disposal. That is why Russia and the US can report roughly 1,500 deployed strategic warheads each while their total stockpiles sit in the thousands. The two numbers answer different questions, and headlines often mix them up, so it always pays to check which figure a story is using.
The Treaties That Keep Numbers Down
Most of the reduction in the US and Russian arsenals since the Cold War came from negotiated arms control. The New START treaty, signed in 2010, capped each side at 1,550 deployed strategic warheads and set limits on the missiles and bombers that carry them. Earlier deals like the original START treaties and the INF treaty did the heavy lifting in the 1990s, shrinking arsenals that had peaked at tens of thousands of warheads per side. Even when treaties lapse or get suspended, they remain the main reason the superpowers no longer sit anywhere near their Cold War peaks.
Why Exact Numbers Are Hard to Pin Down
Nobody outside a handful of governments knows the real figures. Countries treat warhead counts as closely guarded secrets, so analysts at groups like SIPRI and the Federation of American Scientists estimate from public statements, satellite imagery, and reporting. Estimates shift as missiles are retired or new warheads roll out, and China in particular has been expanding its force and improving its delivery systems in recent years. The result is that every published number is really a best guess, usually with a range attached.
Fun Facts About Nuclear Arsenals
- Russia and the US together hold well over 10,000 warheads, about 90 percent of the world total.
- The US arsenal peaked in 1967 at more than 30,000 warheads, and Russia's peaked at a similar scale.
- India, Pakistan, and North Korea are not recognized as nuclear weapon states under the Non-Proliferation Treaty.
- South Africa built a small nuclear arsenal in the 1980s, then voluntarily dismantled it, the only country to fully give up weapons it built.
- France and the UK keep much smaller arsenals in the low hundreds, far behind the superpowers.
- North Korea's arsenal is believed to number in the low tens of warheads, but its missile tests get heavy international attention.
- New START limited each superpower to 1,550 deployed strategic warheads, a fraction of Cold War highs.