13. Andorra
The average age: 43.7
Andorra is one of the smallest countries in Europe, and apparently, a country where some of the oldest people live. With the average age of 43.7, Andorra ranked 13th among the 15 countries on our list.
![Countries With the Oldest Population in the World](https://imonkey-blog.imgix.net/blog/wp-content/uploads/2015/09/25040247/shutterstock_117717085-750x500.jpg?auto=fortmat&fit=clip&expires=1770422400&width=480&height=320)
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