U.S. inflation · 1973–2018
$100 in 1973 has the same buying power as
$566
in 2018
| Cumulative price change | 465.6% |
|---|---|
| Average inflation rate | 3.93% per year |
| Converted amount ($100 base) | $566 |
| Price difference ($100 base) | $466 |
| CPI in 1973 | 44.4 |
| CPI in 2018 | 251.107 |
| Inflation in 1973 | 6.22% |
| Inflation in 2018 | 2.44% |
| $100 in 1973 → 2018 | $566 |
| $100 in 2018 → 1973 | $17.68 |
Between 1973 and 2018, the Consumer Price Index went from 44.4 to 251.107. Cumulatively, prices increased 465.6%, which works out to an average of 3.93% per year. Put differently, a dollar in 1973 bought what $0.18 buys in 2018.
| Amount in 1973 | Value in 2018 |
|---|---|
| $1.00 | $5.66 |
| $5.00 | $28.28 |
| $10.00 | $56.56 |
| $20.00 | $113 |
| $50.00 | $283 |
| $100 | $566 |
| $500 | $2,828 |
| $1,000 | $5,656 |
| $5,000 | $28,278 |
| $10,000 | $56,556 |
| $100,000 | $565,556 |
| $1,000,000 | $5,655,563 |
The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1973 spending costs in 2018, by category:
| Category | Avg. yearly inflation | $100 in 1973 → |
|---|---|---|
| All items (CPI-U) | 3.93% | $566 |
| Medical care | 5.77% | $1,249 |
| Energy | 4.57% | $748 |
| Housing | 4.17% | $627 |
| Core (all items less food & energy) | 3.92% | $565 |
| Food | 3.76% | $526 |
| Transportation | 3.69% | $511 |
| Apparel | 1.49% | $195 |
Not shown because the BLS began these indexes after 1973: recreation (1993–), education & communication (1993–).
| Year | CPI | Inflation rate | $100 from 1973 |
|---|---|---|---|
| 1973 | 44.4 | 6.2% | $100 |
| 1975 | 53.8 | 9.1% | $121 |
| 1977 | 60.6 | 6.5% | $136 |
| 1979 | 72.6 | 11.3% | $164 |
| 1981 | 90.9 | 10.3% | $205 |
| 1983 | 99.6 | 3.2% | $224 |
| 1985 | 107.6 | 3.6% | $242 |
| 1987 | 113.6 | 3.6% | $256 |
| 1989 | 124 | 4.8% | $279 |
| 1991 | 136.2 | 4.2% | $307 |
| 1993 | 144.5 | 3.0% | $325 |
| 1995 | 152.4 | 2.8% | $343 |
| 1997 | 160.5 | 2.3% | $361 |
| 1999 | 166.6 | 2.2% | $375 |
| 2001 | 177.1 | 2.8% | $399 |
| 2003 | 184 | 2.3% | $414 |
| 2005 | 195.3 | 3.4% | $440 |
| 2007 | 207.342 | 2.8% | $467 |
| 2009 | 214.537 | -0.4% | $483 |
| 2011 | 224.939 | 3.2% | $507 |
| 2013 | 232.957 | 1.5% | $525 |
| 2015 | 237.017 | 0.1% | $534 |
| 2017 | 245.12 | 2.1% | $552 |
| 2018 | 251.107 | 2.4% | $566 |
Long periods are sampled every 2 years; the calculator above covers any pair of years.
MLA: “Inflation from 1973 to 2018: $100 is worth $566 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1973-to-2018/
APA: InflationCalculator.com. Inflation from 1973 to 2018. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1973-to-2018/
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.