U.S. inflation · 1977–1985
$100 in 1977 has the same buying power as
$178
in 1985
| Cumulative price change | 77.6% |
|---|---|
| Average inflation rate | 7.44% per year |
| Converted amount ($100 base) | $178 |
| Price difference ($100 base) | $77.56 |
| CPI in 1977 | 60.6 |
| CPI in 1985 | 107.6 |
| Inflation in 1977 | 6.50% |
| Inflation in 1985 | 3.56% |
| $100 in 1977 → 1985 | $178 |
| $100 in 1985 → 1977 | $56.32 |
Between 1977 and 1985, the Consumer Price Index went from 60.6 to 107.6. Cumulatively, prices increased 77.6%, which works out to an average of 7.44% per year. Put differently, a dollar in 1977 bought what $0.56 buys in 1985.
| Amount in 1977 | Value in 1985 |
|---|---|
| $1.00 | $1.78 |
| $5.00 | $8.88 |
| $10.00 | $17.76 |
| $20.00 | $35.51 |
| $50.00 | $88.78 |
| $100 | $178 |
| $500 | $888 |
| $1,000 | $1,776 |
| $5,000 | $8,878 |
| $10,000 | $17,756 |
| $100,000 | $177,558 |
| $1,000,000 | $1,775,578 |
The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1977 spending costs in 1985, by category:
| Category | Avg. yearly inflation | $100 in 1977 → |
|---|---|---|
| All items (CPI-U) | 7.44% | $178 |
| Energy | 9.43% | $206 |
| Medical care | 8.99% | $199 |
| Housing | 8.18% | $188 |
| Transportation | 7.65% | $180 |
| Core (all items less food & energy) | 7.54% | $179 |
| Food | 6.15% | $161 |
| Apparel | 3.69% | $134 |
Not shown because the BLS began these indexes after 1977: recreation (1993–), education & communication (1993–).
| Year | CPI | Inflation rate | $100 from 1977 |
|---|---|---|---|
| 1977 | 60.6 | 6.5% | $100 |
| 1978 | 65.2 | 7.6% | $108 |
| 1979 | 72.6 | 11.3% | $120 |
| 1980 | 82.4 | 13.5% | $136 |
| 1981 | 90.9 | 10.3% | $150 |
| 1982 | 96.5 | 6.2% | $159 |
| 1983 | 99.6 | 3.2% | $164 |
| 1984 | 103.9 | 4.3% | $171 |
| 1985 | 107.6 | 3.6% | $178 |
MLA: “Inflation from 1977 to 1985: $100 is worth $178 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1977-to-1985/
APA: InflationCalculator.com. Inflation from 1977 to 1985. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1977-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.