US Inflation · 1980 → 2021
$1 in 1980 = $3.29 in 2021
Total inflation
228.9%
over 41 years
Annual average
2.95%
compounded
Common amounts adjusted
| $Amount in 1980 | Equivalent in 2021 |
|---|---|
| $100 | $328.88 |
| $1,000 | $3,288.83 |
| $10,000 | $32,888.35 |
| $100,000 | $328,883.50 |
How this was calculated
Based on the US Bureau of Labor Statistics Consumer Price Index (CPI). The cumulative inflation factor is the ratio of the 2021 CPI to the 1980 CPI.
factor = CPI(2021) / CPI(1980) = 3.2888
annual = factor^(1/41) − 1 = 0.0295 (2.95%)
annual = factor^(1/41) − 1 = 0.0295 (2.95%)