U.S. inflation · 1939–1991
$100 in 1939 has the same buying power as
$980
in 1991
| Cumulative price change | 879.9% |
|---|---|
| Average inflation rate | 4.49% per year |
| Converted amount ($100 base) | $980 |
| Price difference ($100 base) | $880 |
| CPI in 1939 | 13.9 |
| CPI in 1991 | 136.2 |
| Inflation in 1939 | -1.42% |
| Inflation in 1991 | 4.21% |
| $100 in 1939 → 1991 | $980 |
| $100 in 1991 → 1939 | $10.21 |
Between 1939 and 1991, the Consumer Price Index went from 13.9 to 136.2. Cumulatively, prices increased 879.9%, which works out to an average of 4.49% per year. Put differently, a dollar in 1939 bought what $0.10 buys in 1991.
| Amount in 1939 | Value in 1991 |
|---|---|
| $1.00 | $9.80 |
| $5.00 | $48.99 |
| $10.00 | $97.99 |
| $20.00 | $196 |
| $50.00 | $490 |
| $100 | $980 |
| $500 | $4,899 |
| $1,000 | $9,799 |
| $5,000 | $48,993 |
| $10,000 | $97,986 |
| $100,000 | $979,856 |
| $1,000,000 | $9,798,561 |
The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1939 spending costs in 1991, by category:
| Category | Avg. yearly inflation | $100 in 1939 → |
|---|---|---|
| All items (CPI-U) | 4.49% | $980 |
| Medical care | 5.62% | $1,718 |
| Food | 4.82% | $1,155 |
| Transportation | 4.24% | $866 |
| Apparel | 3.49% | $596 |
Not shown because the BLS began these indexes after 1939: core (all items less food & energy) (1957–), energy (1957–), housing (1967–), recreation (1993–), education & communication (1993–).
| Year | CPI | Inflation rate | $100 from 1939 |
|---|---|---|---|
| 1939 | 13.9 | -1.4% | $100 |
| 1941 | 14.7 | 5.0% | $106 |
| 1943 | 17.3 | 6.1% | $124 |
| 1945 | 18 | 2.3% | $129 |
| 1947 | 22.3 | 14.4% | $160 |
| 1949 | 23.8 | -1.2% | $171 |
| 1951 | 26 | 7.9% | $187 |
| 1953 | 26.7 | 0.8% | $192 |
| 1955 | 26.8 | -0.4% | $193 |
| 1957 | 28.1 | 3.3% | $202 |
| 1959 | 29.1 | 0.7% | $209 |
| 1961 | 29.9 | 1.0% | $215 |
| 1963 | 30.6 | 1.3% | $220 |
| 1965 | 31.5 | 1.6% | $227 |
| 1967 | 33.4 | 3.1% | $240 |
| 1969 | 36.7 | 5.5% | $264 |
| 1971 | 40.5 | 4.4% | $291 |
| 1973 | 44.4 | 6.2% | $319 |
| 1975 | 53.8 | 9.1% | $387 |
| 1977 | 60.6 | 6.5% | $436 |
| 1979 | 72.6 | 11.3% | $522 |
| 1981 | 90.9 | 10.3% | $654 |
| 1983 | 99.6 | 3.2% | $717 |
| 1985 | 107.6 | 3.6% | $774 |
| 1987 | 113.6 | 3.6% | $817 |
| 1989 | 124 | 4.8% | $892 |
| 1991 | 136.2 | 4.2% | $980 |
Long periods are sampled every 2 years; the calculator above covers any pair of years.
MLA: “Inflation from 1939 to 1991: $100 is worth $980 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1939-to-1991/
APA: InflationCalculator.com. Inflation from 1939 to 1991. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1939-to-1991/
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.