Between 1975 and 2005, the Consumer Price Index went from 53.8 to 195.3.
Cumulatively, prices increased 263.0%, which works out to an average of
4.39% per year. Put differently, a dollar in 1975 bought what
$0.28 buys in 2005.
Common amounts: 1975 dollars in 2005
Amount in 1975
Value in 2005
$1.00
$3.63
$5.00
$18.15
$10.00
$36.30
$20.00
$72.60
$50.00
$182
$100
$363
$500
$1,815
$1,000
$3,630
$5,000
$18,151
$10,000
$36,301
$100,000
$363,011
$1,000,000
$3,630,112
Inflation by spending category, 1975–2005
The headline number is an average. Individual categories moved very differently over this
period. Here is what $100 of 1975 spending costs in 2005, by category:
Category
Avg. yearly inflation
$100 in 1975 →
All items (CPI-U)
4.39%
$363
Medical care
6.60%
$680
Energy
4.91%
$421
Housing
4.61%
$386
Core (all items less food & energy)
4.48%
$373
Transportation
4.24%
$347
Food
3.94%
$319
Apparel
1.68%
$165
Not shown because the BLS began these indexes after 1975: recreation (1993–), education & communication (1993–).
MLA: “Inflation from 1975 to 2005: $100 is worth $363 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1975-to-2005/
APA: InflationCalculator.com. Inflation from 1975 to 2005. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1975-to-2005/