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Inflation Calculator

See what prices will cost in future — and what your money will really be worth.

  • 100% free
  • Future and today's value

Currency

$
%

Central banks in the US, UK, Canada and Australia aim for about 2–3%

What costs $100.00 today will cost

$134.39

in 10 years at 3.0% a year

$100.00 in 10 years buys what
$74.41
buys today
Purchasing power lost
25.6%

Cost over time

  • In 1 year$103.00
  • In 5 years$115.93
  • In 10 years$134.39

Uses the average rate you enter. Official historical inflation for each country comes from its statistics office (for example the BLS in the US or the ONS in the UK).

Last reviewed by the OnlineToolPro team

What is the Inflation Calculator?

Shows how inflation changes the value of money over time: what today's prices will cost in future, and what a future amount is worth in today's money, at an average yearly rate you choose.

How it works

How to use the Inflation Calculator

3 simple steps. No experience needed.

What can you use it for?

  • See what a salary needs to be in 10 years to keep up.
  • Plan savings goals in real terms.
  • Understand how cash loses value over time.

Good to know

The rule of 70

Divide 70 by the inflation rate to estimate how many years it takes prices to double: at 3% a year, about 23 years; at 5%, about 14.

FAQ

Frequently asked questions

What inflation rate should I use?

Central banks in the US, UK, Canada and Australia target about 2–3% a year, and long-run averages are often around 3%.

Can it show historical inflation?

It uses an average rate you choose. For official historical figures, use your country's statistics office, such as the BLS in the US or the ONS in the UK.

Related guides

Step-by-step help for getting more out of the inflation calculator.

All guides

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