The annual inflation rate of South Sudan as measured by the consumer prices index was 10.52% in 2021, a difference of -19.16% (64.56% decrease) from 2020, according to recent data from the World Bank.

The World Bank defines inflation measured by the consumer price index as "the annual percentage change in the cost to the average consumer of acquiring a basket of goods and services that may be fixed or changed at specified intervals, such as yearly".

The chart and table below shows the Inflation of South Sudan for 2009 - 2021.