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.

1980

2021

Peru has the 42nd highest oil reserves among 99 countries with data in 2021.

How does Peru rank globally for oil reserves?: Peru has the 42nd 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