U.S. inflation · 1975–2015
$100 in 1975 has the same buying power as
$441
in 2015
| Cumulative price change | 340.6% |
|---|---|
| Average inflation rate | 3.78% per year |
| Converted amount ($100 base) | $441 |
| Price difference ($100 base) | $341 |
| CPI in 1975 | 53.8 |
| CPI in 2015 | 237.017 |
| Inflation in 1975 | 9.13% |
| Inflation in 2015 | 0.12% |
| $100 in 1975 → 2015 | $441 |
| $100 in 2015 → 1975 | $22.70 |
Between 1975 and 2015, the Consumer Price Index went from 53.8 to 237.017. Cumulatively, prices increased 340.6%, which works out to an average of 3.78% per year. Put differently, a dollar in 1975 bought what $0.23 buys in 2015.
| Amount in 1975 | Value in 2015 |
|---|---|
| $1.00 | $4.41 |
| $5.00 | $22.03 |
| $10.00 | $44.06 |
| $20.00 | $88.11 |
| $50.00 | $220 |
| $100 | $441 |
| $500 | $2,203 |
| $1,000 | $4,406 |
| $5,000 | $22,028 |
| $10,000 | $44,055 |
| $100,000 | $440,552 |
| $1,000,000 | $4,405,520 |
The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1975 spending costs in 2015, by category:
| Category | Avg. yearly inflation | $100 in 1975 → |
|---|---|---|
| All items (CPI-U) | 3.78% | $441 |
| Medical care | 5.76% | $941 |
| Energy | 4.01% | $482 |
| Housing | 3.94% | $470 |
| Core (all items less food & energy) | 3.83% | $449 |
| Food | 3.61% | $413 |
| Transportation | 3.51% | $397 |
| Apparel | 1.39% | $174 |
Not shown because the BLS began these indexes after 1975: recreation (1993–), education & communication (1993–).
| Year | CPI | Inflation rate | $100 from 1975 |
|---|---|---|---|
| 1975 | 53.8 | 9.1% | $100 |
| 1977 | 60.6 | 6.5% | $113 |
| 1979 | 72.6 | 11.3% | $135 |
| 1981 | 90.9 | 10.3% | $169 |
| 1983 | 99.6 | 3.2% | $185 |
| 1985 | 107.6 | 3.6% | $200 |
| 1987 | 113.6 | 3.6% | $211 |
| 1989 | 124 | 4.8% | $230 |
| 1991 | 136.2 | 4.2% | $253 |
| 1993 | 144.5 | 3.0% | $269 |
| 1995 | 152.4 | 2.8% | $283 |
| 1997 | 160.5 | 2.3% | $298 |
| 1999 | 166.6 | 2.2% | $310 |
| 2001 | 177.1 | 2.8% | $329 |
| 2003 | 184 | 2.3% | $342 |
| 2005 | 195.3 | 3.4% | $363 |
| 2007 | 207.342 | 2.8% | $385 |
| 2009 | 214.537 | -0.4% | $399 |
| 2011 | 224.939 | 3.2% | $418 |
| 2013 | 232.957 | 1.5% | $433 |
| 2015 | 237.017 | 0.1% | $441 |
Long periods are sampled every 2 years; the calculator above covers any pair of years.
MLA: “Inflation from 1975 to 2015: $100 is worth $441 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1975-to-2015/
APA: InflationCalculator.com. Inflation from 1975 to 2015. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1975-to-2015/
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.