Inflation Calculator
See how inflation erodes purchasing power over time.
How to use the Inflation Calculator
Estimate what today's money will cost in the future — or what a future amount is worth in today's dollars — using an average inflation rate.
Formula
Future cost = Amount × (1 + inflation)^years
Worked example
At 3% inflation, $1,000 today will need about $1,344 in 10 years to buy the same things.
Frequently asked questions
What inflation rate should I use?
Many central banks target around 2% per year; long-run historical averages in many developed economies are roughly 2–4%.
Results are estimates for educational and planning purposes. Always confirm important financial, health or legal decisions with a qualified professional. Last reviewed 2026-09-27.