How Many Countries Are There in the World in 2018?

This article, originally from 2011, has been revised and updated to January 2018. You can view some older versions of the article in our archives.

A world political map published by the US government. South Sudan is the most recent addition to the UN-based list of the world's countries.

One of the most basic questions for map-lovers is, "How many countries are there in the world?" But anyone who just gives you a number isn't telling the whole truth. It actually depends a lot on how you define a "country".

Here are six of the most common answers, each correct in its own way:

How Many Countries Are There in the World in 2017?

There are newer editions of this article available. To find the most recent, view all "How Many Countries in the World" updates!

This article, originally from 2011, has been revised and updated to June 2017.

A world political map published by the US government (public domain)

One of the most basic questions for map-lovers is, "How many countries are there in the world?" But anyone who replies with just a number is leaving out part of the story. It actually depends a lot on how you define a "country".

Here are six of the most common answers, each correct in its own way:

How Many Countries Are There in the World in 2016?

There are newer editions of this article available. To find the most recent, view all "How Many Countries in the World" updates!

This article, originally from 2011, has been revised and updated to August 2016. (Latest update: Gibraltar and Kosovo are now FIFA members.)

A world political map published by the US government (public domain)

One of the most basic questions for map-lovers is, "How many countries are there in the world?" But anyone who replies with a simple number is leaving out part of the story. It actually depends a lot on how you define a "country".

Here are six of the most common answers, each correct in its own way:

How Many Countries Are There in the World in January 2016?

There are newer editions of this article available. To find the most recent, view all "How Many Countries in the World" updates!

This article was first published in 2011, and the version below was last updated in January 2016 for South Sudan's admission as an Olympic Nation. 

A world political map published by the U.S. government (public domain)

One of the most basic questions for map-lovers is, "How many countries are there in the world?" But anyone who replies with a simple number is leaving out part of the story. The fact is, the answer depends heavily on how you define "country".

Here are six of the most common answers, each correct in its own way: