U.S. inflation · 1927–1978
$100 in 1927 has the same buying power as
$375
in 1978
| Cumulative price change | 274.7% |
|---|---|
| Average inflation rate | 2.62% per year |
| Converted amount ($100 base) | $375 |
| Price difference ($100 base) | $275 |
| CPI in 1927 | 17.4 |
| CPI in 1978 | 65.2 |
| Inflation in 1927 | -1.69% |
| Inflation in 1978 | 7.59% |
| $100 in 1927 → 1978 | $375 |
| $100 in 1978 → 1927 | $26.69 |
Between 1927 and 1978, the Consumer Price Index went from 17.4 to 65.2. Cumulatively, prices increased 274.7%, which works out to an average of 2.62% per year. Put differently, a dollar in 1927 bought what $0.27 buys in 1978.
| Amount in 1927 | Value in 1978 |
|---|---|
| $1.00 | $3.75 |
| $5.00 | $18.74 |
| $10.00 | $37.47 |
| $20.00 | $74.94 |
| $50.00 | $187 |
| $100 | $375 |
| $500 | $1,874 |
| $1,000 | $3,747 |
| $5,000 | $18,736 |
| $10,000 | $37,471 |
| $100,000 | $374,713 |
| $1,000,000 | $3,747,126 |
The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1927 spending costs in 1978, by category:
| Category | Avg. yearly inflation | $100 in 1927 → |
|---|---|---|
| All items (CPI-U) | 2.62% | $375 |
| Food | 2.94% | $439 |
| Apparel | 2.32% | $322 |
Not shown because the BLS began these indexes after 1927: 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 1927 |
|---|---|---|---|
| 1927 | 17.4 | -1.7% | $100 |
| 1929 | 17.1 | 0.0% | $98.28 |
| 1931 | 15.2 | -9.0% | $87.36 |
| 1933 | 13 | -5.1% | $74.71 |
| 1935 | 13.7 | 2.2% | $78.74 |
| 1937 | 14.4 | 3.6% | $82.76 |
| 1939 | 13.9 | -1.4% | $79.89 |
| 1941 | 14.7 | 5.0% | $84.48 |
| 1943 | 17.3 | 6.1% | $99.43 |
| 1945 | 18 | 2.3% | $103 |
| 1947 | 22.3 | 14.4% | $128 |
| 1949 | 23.8 | -1.2% | $137 |
| 1951 | 26 | 7.9% | $149 |
| 1953 | 26.7 | 0.8% | $153 |
| 1955 | 26.8 | -0.4% | $154 |
| 1957 | 28.1 | 3.3% | $161 |
| 1959 | 29.1 | 0.7% | $167 |
| 1961 | 29.9 | 1.0% | $172 |
| 1963 | 30.6 | 1.3% | $176 |
| 1965 | 31.5 | 1.6% | $181 |
| 1967 | 33.4 | 3.1% | $192 |
| 1969 | 36.7 | 5.5% | $211 |
| 1971 | 40.5 | 4.4% | $233 |
| 1973 | 44.4 | 6.2% | $255 |
| 1975 | 53.8 | 9.1% | $309 |
| 1977 | 60.6 | 6.5% | $348 |
| 1978 | 65.2 | 7.6% | $375 |
Long periods are sampled every 2 years; the calculator above covers any pair of years.
MLA: “Inflation from 1927 to 1978: $100 is worth $375 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1927-to-1978/
APA: InflationCalculator.com. Inflation from 1927 to 1978. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1927-to-1978/
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.