Inflation & buying power
$100 in 1980 is worth how much today?
$100 in 1980 has the same buying power as about $406.66 today (May 2026). Prices have risen roughly 307% since 1980 — an average of about 3.1% a year.
What this means
$100 in 1980 — during the 1980s — stretched a lot further than it does now. To match that same buying power today you'd need about $406.66, because everyday prices have climbed about 307% in the 46 years since.
Put another way, today's dollar buys what about $0.25 bought in 1980.
The inflation behind the number
- Total inflation since 1980: about 307%.
- Average annual inflation: about 3.1% per year.
- Time span: 46 years (1980 → 2026).
- Source: CPI-U (CPIAUCNS), U.S. Bureau of Labor Statistics via FRED.
$100 in other years, worth today
| $100 in… | Worth today |
|---|---|
| 1950 | $1,392 |
| 1970 | $863.16 |
| 1980 | $406.66 |
| 1990 | $256.49 |
| 2000 | $194.61 |
| 2010 | $153.69 |
| 2020 | $129.49 |
Frequently asked questions
$100 in 1980 is worth how much today?
$100 in 1980 has the same buying power as about $406.66 in May 2026. That reflects roughly 307% total inflation since 1980.
Why is $100 from 1980 worth more today?
Prices have risen over time (inflation), so it takes more dollars now to buy what $100 bought in 1980. The increase averages about 3.1% per year over 46 years.
How is this calculated?
We multiply the original amount by the ratio of today's Consumer Price Index (CPI-U) to the CPI in the original year, using official data from the U.S. Bureau of Labor Statistics via FRED.
Last reviewed June 20, 2026. Figures based on the Consumer Price Index (CPI) from the U.S. Bureau of Labor Statistics. Estimates for general education, not financial advice.