U.S. inflation · 1928–1985
$100 in 1928 has the same buying power as
$629
in 1985
| Cumulative price change | 529.2% |
|---|---|
| Average inflation rate | 3.28% per year |
| Converted amount ($100 base) | $629 |
| Price difference ($100 base) | $529 |
| CPI in 1928 | 17.1 |
| CPI in 1985 | 107.6 |
| Inflation in 1928 | -1.72% |
| Inflation in 1985 | 3.56% |
| $100 in 1928 → 1985 | $629 |
| $100 in 1985 → 1928 | $15.89 |
Between 1928 and 1985, the Consumer Price Index went from 17.1 to 107.6. Cumulatively, prices increased 529.2%, which works out to an average of 3.28% per year. Put differently, a dollar in 1928 bought what $0.16 buys in 1985.
| Amount in 1928 | Value in 1985 |
|---|---|
| $1.00 | $6.29 |
| $5.00 | $31.46 |
| $10.00 | $62.92 |
| $20.00 | $126 |
| $50.00 | $315 |
| $100 | $629 |
| $500 | $3,146 |
| $1,000 | $6,292 |
| $5,000 | $31,462 |
| $10,000 | $62,924 |
| $100,000 | $629,240 |
| $1,000,000 | $6,292,398 |
The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1928 spending costs in 1985, by category:
| Category | Avg. yearly inflation | $100 in 1928 → |
|---|---|---|
| All items (CPI-U) | 3.28% | $629 |
| Food | 3.33% | $648 |
| Apparel | 2.55% | $420 |
Not shown because the BLS began these indexes after 1928: core (all items less food & energy) (1957–), energy (1957–), housing (1967–), medical care (1935–), transportation (1935–), recreation (1993–), education & communication (1993–).
| Year | CPI | Inflation rate | $100 from 1928 |
|---|---|---|---|
| 1928 | 17.1 | -1.7% | $100 |
| 1930 | 16.7 | -2.3% | $97.66 |
| 1932 | 13.7 | -9.9% | $80.12 |
| 1934 | 13.4 | 3.1% | $78.36 |
| 1936 | 13.9 | 1.5% | $81.29 |
| 1938 | 14.1 | -2.1% | $82.46 |
| 1940 | 14 | 0.7% | $81.87 |
| 1942 | 16.3 | 10.9% | $95.32 |
| 1944 | 17.6 | 1.7% | $103 |
| 1946 | 19.5 | 8.3% | $114 |
| 1948 | 24.1 | 8.1% | $141 |
| 1950 | 24.1 | 1.3% | $141 |
| 1952 | 26.5 | 1.9% | $155 |
| 1954 | 26.9 | 0.7% | $157 |
| 1956 | 27.2 | 1.5% | $159 |
| 1958 | 28.9 | 2.8% | $169 |
| 1960 | 29.6 | 1.7% | $173 |
| 1962 | 30.2 | 1.0% | $177 |
| 1964 | 31 | 1.3% | $181 |
| 1966 | 32.4 | 2.9% | $189 |
| 1968 | 34.8 | 4.2% | $204 |
| 1970 | 38.8 | 5.7% | $227 |
| 1972 | 41.8 | 3.2% | $244 |
| 1974 | 49.3 | 11.0% | $288 |
| 1976 | 56.9 | 5.8% | $333 |
| 1978 | 65.2 | 7.6% | $381 |
| 1980 | 82.4 | 13.5% | $482 |
| 1982 | 96.5 | 6.2% | $564 |
| 1984 | 103.9 | 4.3% | $608 |
| 1985 | 107.6 | 3.6% | $629 |
Long periods are sampled every 2 years; the calculator above covers any pair of years.
MLA: “Inflation from 1928 to 1985: $100 is worth $629 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1928-to-1985/
APA: InflationCalculator.com. Inflation from 1928 to 1985. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1928-to-1985/
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.