Which country has the highest natural gas reserves?

Iran has the highest natural gas reserves at 470 trillion cubic feet as of 1986.

Which country has the lowest natural gas reserves?

Switzerland has the lowest natural gas reserves at 3 billion cubic feet as of 1986.

The global average for natural gas reserves is 26.8 trillion cubic feet as of 1986.

1984

1986

Switzerland has the lowest natural gas reserves among 74 countries with data in 1986.

How does Switzerland rank globally for natural gas reserves?: Switzerland has the lowest natural gas reserves among 74 countries with data in 1986.
Which country has the highest natural gas reserves?: Iran has the highest natural gas reserves at 470 trillion cubic feet as of 1986.
Which country has the lowest natural gas reserves?: Switzerland has the lowest natural gas reserves at 3 billion cubic feet as of 1986.
What is the global average for natural gas reserves?: The global average for natural gas reserves is 26.8 trillion cubic feet as of 1986.

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