U.S. inflation · 1984–1987
$100 in 1984 has the same buying power as
$109
in 1987
| Cumulative price change | 9.3% |
|---|---|
| Average inflation rate | 3.02% per year |
| Converted amount ($100 base) | $109 |
| Price difference ($100 base) | $9.34 |
| CPI in 1984 | 103.9 |
| CPI in 1987 | 113.6 |
| Inflation in 1984 | 4.32% |
| Inflation in 1987 | 3.65% |
| $100 in 1984 → 1987 | $109 |
| $100 in 1987 → 1984 | $91.46 |
Between 1984 and 1987, the Consumer Price Index went from 103.9 to 113.6. Cumulatively, prices increased 9.3%, which works out to an average of 3.02% per year. Put differently, a dollar in 1984 bought what $0.91 buys in 1987.
| Amount in 1984 | Value in 1987 |
|---|---|
| $1.00 | $1.09 |
| $5.00 | $5.47 |
| $10.00 | $10.93 |
| $20.00 | $21.87 |
| $50.00 | $54.67 |
| $100 | $109 |
| $500 | $547 |
| $1,000 | $1,093 |
| $5,000 | $5,467 |
| $10,000 | $10,934 |
| $100,000 | $109,336 |
| $1,000,000 | $1,093,359 |
The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1984 spending costs in 1987, by category:
| Category | Avg. yearly inflation | $100 in 1984 → |
|---|---|---|
| All items (CPI-U) | 3.02% | $109 |
| Medical care | 6.80% | $122 |
| Core (all items less food & energy) | 4.16% | $113 |
| Housing | 3.30% | $110 |
| Food | 3.22% | $110 |
| Apparel | 2.70% | $108 |
| Transportation | 0.54% | $102 |
| Energy | -4.24% | $87.81 |
Not shown because the BLS began these indexes after 1984: recreation (1993–), education & communication (1993–).
| Year | CPI | Inflation rate | $100 from 1984 |
|---|---|---|---|
| 1984 | 103.9 | 4.3% | $100 |
| 1985 | 107.6 | 3.6% | $104 |
| 1986 | 109.6 | 1.9% | $105 |
| 1987 | 113.6 | 3.6% | $109 |
MLA: “Inflation from 1984 to 1987: $100 is worth $109 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1984-to-1987/
APA: InflationCalculator.com. Inflation from 1984 to 1987. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1984-to-1987/
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.