Inflation Calculator
Calculate the real impact of inflation on your money — see what past amounts are worth today, what today's money will buy in the future, and how inflation erodes purchasing power over time.
Find out what an amount from the past costs today or will cost in the future.
How to Use the Inflation Calculator
- 1
Enter the original dollar amount you want to adjust for inflation and the starting and ending years for the calculation.
- 2
Enter the average annual inflation rate. The US historical average is approximately 3%. Pakistan average is approximately 10 to 12%. Use your country or region's average for the most accurate result.
- 3
Choose Mode 1 to find out what a past amount costs today or in the future. Choose Mode 2 to find out what today's money was worth in the past.
- 4
Click Calculate to see the full inflation impact, cumulative inflation rate, purchasing power lost, and a year-by-year breakdown. Download the free PDF report to keep.
Example Inflation Calculation (Mode 1)
Scenario: Amount $1,000 | From Year 2000 | To Year 2026 | Inflation Rate 3%
- Years: 26
- Adjusted Value in 2026: $2,156.59
- Total Increase: $1,156.59
- Cumulative Inflation: 115.66%
- Purchasing Power Lost: $1,156.59
- What $1 becomes: $2.1566
- Years to Double Prices: 23.3 years
"In this example, what cost $1,000 in the year 2000 would cost $2,156.59 in 2026. This means the value of the dollar has essentially been cut in half over these 26 years due to 3% average inflation."
Frequently Asked Questions
What is inflation and how does it affect my money?
Inflation is the rate at which the general level of prices for goods and services rises over time causing purchasing power to fall. When inflation is 3% per year $1,000 today will only buy what $971 buys next year. This is why investing and growing your money faster than inflation is essential for long-term financial health.
What is a normal inflation rate?
The US Federal Reserve targets 2% annual inflation as healthy. The actual US historical average is approximately 3% per year since 1913. Developing countries often experience higher rates. Pakistan has experienced average inflation of 10 to 12% in recent years. Higher inflation rates erode purchasing power much faster.
What is the Rule of 70 for inflation?
The Rule of 70 is a simple formula to estimate how many years it takes for prices to double at a given inflation rate. Divide 70 by the annual inflation rate. At 3% inflation prices double in about 23 years. At 10% they double in just 7 years. This rule helps you understand how quickly inflation erodes cash value.
How does inflation affect savings and investments?
If your savings earn 2% interest but inflation is 3% your money is actually losing purchasing power at 1% per year in real terms. To grow wealth your investments must return more than the inflation rate. Stocks have historically returned approximately 7% after inflation making them an excellent long-term hedge.
What is the difference between nominal and real value?
Nominal value is the face value of money without adjusting for inflation — the number you see. Real value adjusts for inflation to show true purchasing power. This calculator converts between nominal values across years so you can compare money amounts accurately across different time periods.
Disclaimer: This calculator provides estimates for informational purposes only. Inflation calculations are estimates based on a constant annual rate entered by the user. Actual inflation rates vary by country region and time period. For historical US inflation data refer to the Bureau of Labor Statistics CPI data. Please consult a qualified financial professional before making any financial decisions.