What is the Least Populated Country in the World?

By Aarna Tiwari|Updated : July 14th, 2022

Vatican City is the Least Populated Country in the World. As of 2020, according to the latest estimates from the UN's World Population Prospects, Vatican City has a population of 801 people.

The Vatican City State is situated on Vatican hill, on the right bank of the Tiber River. 

Smallest Populated Country in the World

The Vatican City State is an independent city-state located within Rome in Italy. The Lateran Treaty, signed on February 11, 1929, established the modern city-state of Vatican City. The Vatican is the smallest country by area, spanning just 0.49 square kilometers, and is also the least populated country in the world. Vatican City is the headquarters of the Roman Catholic Church, where the Pope resides. The Vatican City is governed by the Holy See.

One of the most important sources of money for Vatican City’s economy is tourism. The Official Language of the State is Italian, and the currency is Euro (€). St. Peter's Basilica, the largest church in the world is situated in the least populated country of the world.

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What is the Least Populated Country in the World FAQs

  • The smallest and the Least Populated Country in the World is the Vatican City, situated in Rome, Italy. 

  • Vatican City, the Least Populated Country in the World, has the lowest population in 2022. Vatican City is the world's smallest fully independent nation-state.

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