Value today = amount × (CPI in September 2026 ÷ average CPI in 2025). The data is the CPI-U, all items, not seasonally adjusted, published by the U.S. Bureau of Labor Statistics. Use the calculator above to convert between any two years.
Frequently asked questions
How much is $1 from 2025 worth today?
$1 from 2025 has the same buying power as $1.05 in September 2026, based on the US Consumer Price Index (CPI-U).
How much is $100 from 2025 worth today?
$100 in 2025 is worth about $104.66 in September 2026.
What was the inflation rate in 2025?
The annual-average inflation rate in 2025 was 2.6%.
How much has the dollar lost since 2025?
$100 today buys what $95.55 bought in 2025. Prices are up 5% in total, an average of 3.84% a year.