How many countries have nuclear weapons and how many are there?

Answer

Nine countries - China, North Korea, France, India, Israel, Pakistan, Russia, the United Kingdom and the United States - possess 12,100 nuclear warheads, of which 9,400 are in active military stockpiles. Russia and the United States possess nearly 90% of the world’s nuclear weapons, with over 5,500 weapons each. Learn more

Source: Federation of Atomic Scientists 2024 State of World Nuclear Forces