This inflation calculator uses the change in the Consumer Price Index (CPI) from 1913 to 2025 to estimate the U.S. dollar's buying power and future value.

The Consumer Price Index “is a measure of the average change over time in the prices paid by urban consumers for a market basket of consumer goods and services,” according to the Bureau of Labor ...

Policymakers cling to a 1970s consumer-price index formula that overstates cost increases and drives up automatic spending.

The Consumer Price Index in July rose 2.7% year-over-year, and so did grocery prices, which have gotten more expensive compared to the previous year. This index measures the average change over time ...