Inflation Calculator
Updated on 20 Oct 2026 · Checked by Aotob
What costs $1,000 today will cost about $1,344 in 10 years.
That assumes 3% inflation a year. Over 10 years money loses 25.6% of its buying power.
Cost in 10 years
$1,343.92
At 3% a year, prices double about every 23.4 years.
Show the working
1,000.00 × (1 + 3%)^10 = 1,000.00 × 1.3439 = 1,343.92
Year by year
| Year | Cost | Buying power lost |
|---|---|---|
| 1 | 1,030.00 | 2.9% |
| 2 | 1,060.90 | 5.7% |
| 5 | 1,159.27 | 13.7% |
| 10 | 1,343.92 | 25.6% |
Questions people ask
What inflation rate should I use?
Central banks in the US, UK, Canada, Australia, Ireland and New Zealand aim for about 2% a year over time. For long-term plans 2% to 3% is a common assumption.
How much does inflation matter over time?
Even 3% a year adds up: something costing $1,000 today costs about $1,806 in 20 years.
Can I see past inflation for my country?
This calculator uses an average rate you choose. Year-by-year official price data (CPI) for each country is coming.
Updated 20 Oct 2026Source: compound inflation formulaChecked by AotobAn estimate, not financial adviceReport an issue