Inflation Calculator (USA & UK)

Measure the impact of inflation on your purchasing power in the USA and UK.

* Historical average inflation is approx. 3.3% in the US and 2.5% in the UK (CPI).

Future Value (Purchasing Power)
$0.00
Total Value Loss
$0.00
Cumulative Inflation
0%
Notice: This calculation is for estimation purposes only based on fixed inflation assumptions. Actual historical inflation varies by month and year. This is not financial advice.

How Inflation Erodes Wealth

Inflation is the rate at which the general level of prices for goods and services is rising. As inflation rises, every dollar (or pound) you own buys a smaller percentage of a good or service. This is why purchasing power is a critical concept for long-term financial planning and retirement.

Usage Example: The Impact of 3.5% Inflation

If you have $10,000 in a savings account today and the annual inflation rate is 3.5%, in 10 years, your $10,000 will only have the purchasing power of about $7,089 today. You would have effectively lost nearly 30% of your wealth's value due to the rising cost of goods and services.

Frequently Asked Questions

What is CPI? +
The Consumer Price Index (CPI) measures the average change over time in the prices paid by urban consumers for a market basket of consumer goods and services. It is the most common measure of inflation in both the US and the UK.
How can I protect against inflation? +
To protect your wealth, you need your money to grow faster than the inflation rate. This typically involves investing in assets like stocks, real estate, or inflation-protected bonds (such as TIPS in the US or Index-Linked Gilts in the UK).
What is the "Rule of 72" in inflation? +
The Rule of 72 is a quick way to estimate how long it will take for the value of your money to be cut in half. Divide 72 by the annual inflation rate. For example, at 3% inflation, your purchasing power will halve in 24 years.
Why does the central bank target 2% inflation? +
A small, predictable amount of inflation (usually 2%) is considered healthy for the economy. It encourages consumers to spend and invest rather than hoarding cash, which can lead to economic stagnation.