Calculate the hidden tax of inflation. Discover how the purchasing power of your money changes over time, using historical rates or your own custom projections.
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An inflation calculator models the devaluation of currency over time. It determines how much a specific sum of money from the past is worth in today's dollars, or conversely, projects how much future money will be required to buy the exact same basket of goods due to rising price levels.
Retirees, long-term investors, and professionals negotiating salary increases. If your annual raise is 3% but inflation is 5%, you are taking a real-wage cut. This tool helps you visualize these hidden losses in purchasing power.
Example Input
Amount: $100,000, Starting Year: 2000, Ending Year: 2024, Average Annual Inflation Rate: 2.5%.
Sample Output
To have the same purchasing power in 2024, you would need $180,872.59. The original $100,000 has lost roughly 44.7% of its purchasing power.
Example Input
Current annual expenses: $50,000. Years until retirement: 25. Average inflation rate: 3%.
Sample Output
You will need $104,689 per year in retirement to maintain the same purchasing power. Your $50,000 today buys only $23,880 worth of goods in 25 years.
Use this tool to adjust your retirement goals. If you think you need $1,000,000 to retire in 20 years, use the calculator with a 3% inflation rate to see what $1,000,000 today will actually buy in two decades—you will likely discover you need a much higher nominal target.
You can use this tool by entering a custom fixed inflation rate to model future scenarios. The formula applied is Future Value = Present Value * (1 + Inflation Rate)^Years. For long-term forward-looking projections in the US, using an average rate of 2.5% to 3.5% provides a historically grounded estimate.
Inflation is not uniform across all sectors. While the CPI (Consumer Price Index) gives a broad average, costs for specific categories like healthcare, higher education, and housing often rise much faster than the baseline inflation rate. This tool provides an aggregated average, not sector-specific inflation.
Inflation reduces the purchasing power of your money over time. If your savings account pays 2% interest but inflation is 3%, you are actually losing 1% of purchasing power each year.
The long-term average US inflation rate is approximately 3.2% per year since 1926. However, recent years have seen periods of significantly higher inflation (6-9%), making inflation planning even more critical.
If your savings earn 4% and inflation is 3%, your real return is only about 1%. Money sitting in a standard savings account at 0.5% is actually losing purchasing power every year.
Our calculator lets you compare forward-looking projections with the assumptions shown on this page. Calculations run in your browser where supported; review the privacy policy for analytics, advertising, and other site services.
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