U.S. inflation · 1955–2024
$100 in 1955 has the same buying power as
$1,170
in 2024
| Cumulative price change | 1070.5% |
|---|---|
| Average inflation rate | 3.63% per year |
| Converted amount ($100 base) | $1,170 |
| Price difference ($100 base) | $1,070 |
| CPI in 1955 | 26.8 |
| CPI in 2024 | 313.689 |
| Inflation in 1955 | -0.37% |
| Inflation in 2024 | 2.95% |
| $100 in 1955 → 2024 | $1,170 |
| $100 in 2024 → 1955 | $8.54 |
Between 1955 and 2024, the Consumer Price Index went from 26.8 to 313.689. Cumulatively, prices increased 1070.5%, which works out to an average of 3.63% per year. Put differently, a dollar in 1955 bought what $0.09 buys in 2024.
| Amount in 1955 | Value in 2024 |
|---|---|
| $1.00 | $11.70 |
| $5.00 | $58.52 |
| $10.00 | $117 |
| $20.00 | $234 |
| $50.00 | $585 |
| $100 | $1,170 |
| $500 | $5,852 |
| $1,000 | $11,705 |
| $5,000 | $58,524 |
| $10,000 | $117,048 |
| $100,000 | $1,170,481 |
| $1,000,000 | $11,704,813 |
The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1955 spending costs in 2024, by category:
| Category | Avg. yearly inflation | $100 in 1955 → |
|---|---|---|
| All items (CPI-U) | 3.63% | $1,170 |
| Medical care | 5.10% | $3,098 |
| Food | 3.65% | $1,188 |
| Transportation | 3.47% | $1,049 |
| Apparel | 1.64% | $306 |
Not shown because the BLS began these indexes after 1955: core (all items less food & energy) (1957–), energy (1957–), housing (1967–), recreation (1993–), education & communication (1993–).
| Year | CPI | Inflation rate | $100 from 1955 |
|---|---|---|---|
| 1955 | 26.8 | -0.4% | $100 |
| 1960 | 29.6 | 1.7% | $110 |
| 1965 | 31.5 | 1.6% | $118 |
| 1970 | 38.8 | 5.7% | $145 |
| 1975 | 53.8 | 9.1% | $201 |
| 1980 | 82.4 | 13.5% | $307 |
| 1985 | 107.6 | 3.6% | $401 |
| 1990 | 130.7 | 5.4% | $488 |
| 1995 | 152.4 | 2.8% | $569 |
| 2000 | 172.2 | 3.4% | $643 |
| 2005 | 195.3 | 3.4% | $729 |
| 2010 | 218.056 | 1.6% | $814 |
| 2015 | 237.017 | 0.1% | $884 |
| 2020 | 258.811 | 1.2% | $966 |
| 2024 | 313.689 | 2.9% | $1,170 |
Long periods are sampled every 5 years; the calculator above covers any pair of years.
MLA: “Inflation from 1955 to 2024: $100 is worth $1,170 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1955-to-2024/
APA: InflationCalculator.com. Inflation from 1955 to 2024. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1955-to-2024/
Source: U.S. Bureau of Labor Statistics, CPI-U annual averages (series CUUR0000SA0; category indexes listed on the data sources page). See how these numbers are calculated.