A dollar today doesn’t buy what it used to, and inflation is the reason why — the gradual rise in prices that erodes purchasing power over time. This calculator shows how the value of a specific amount of money has changed between any two years, based on historical inflation data.
USA Inflation Calculator
Calculate how buying power changes over time using historical U.S. Consumer Price Index (CPI) data.
Purchasing Power Trend Over Time
Year-by-Year Historical Breakdown
| Year | CPI Index | YoY Inflation | Equivalent Value ($) |
|---|
This matters most for long-term financial planning, since a retirement savings goal that looks comfortable today may fall short decades from now if inflation isn’t factored in. For a full explanation of why this matters, read our guide on how inflation affects your money, and stress-test your retirement numbers using our 401k calculator or retirement age calculator.
Enter an amount and a time period above to see how its real value has changed due to inflation.