Average Inflation Rate In California 2024. Prices have grown about 20% overall since 2020, according to an analysis by the california legislative analyst’s office based on the most recent consumer price index data. The consumer price index for the west region is published monthly.
These charts track the prices consumers are paying for groceries and other goods now compared to the cost five years ago, as inflation lingers. In 2022, the average rate of inflation was 8.0%.