Which country has the highest oil reserves?

Venezuela has the highest oil reserves at 303.81 billion barrels as of 2021.

Which country has the lowest oil reserves?

Ethiopia has the lowest oil reserves at 428 thousand barrels as of 2021.

The global total for oil reserves is 1.71 trillion barrels as of 2021.

2006

2021

Serbia has the 74th highest oil reserves among 99 countries with data in 2021.

How does Serbia rank globally for oil reserves?: Serbia has the 74th highest oil reserves among 99 countries with data in 2021.
Which country has the highest oil reserves?: Venezuela has the highest oil reserves at 303.81 billion barrels as of 2021.
Which country has the lowest oil reserves?: Ethiopia has the lowest oil reserves at 428 thousand barrels as of 2021.
What is the global total for oil reserves?: The global total for oil reserves is 1.71 trillion barrels as of 2021.

Source: U.S. Energy Information Administration · Updated June 2026