Between 1966 and 1971, the Consumer Price Index went from 32.4 to 40.5.
Cumulatively, prices increased 25.0%, which works out to an average of
4.56% per year. Put differently, a dollar in 1966 bought what
$0.80 buys in 1971.
Common amounts: 1966 dollars in 1971
Amount in 1966
Value in 1971
$1.00
$1.25
$5.00
$6.25
$10.00
$12.50
$20.00
$25.00
$50.00
$62.50
$100
$125
$500
$625
$1,000
$1,250
$5,000
$6,250
$10,000
$12,500
$100,000
$125,000
$1,000,000
$1,250,000
Inflation by spending category, 1966–1971
The headline number is an average. Individual categories moved very differently over this
period. Here is what $100 of 1966 spending costs in 1971, by category:
Category
Avg. yearly inflation
$100 in 1966 →
All items (CPI-U)
4.56%
$125
Medical care
6.54%
$137
Core (all items less food & energy)
4.97%
$127
Apparel
4.51%
$125
Transportation
4.11%
$122
Food
3.63%
$120
Energy
2.61%
$114
Not shown because the BLS began these indexes after 1966: housing (1967–), recreation (1993–), education & communication (1993–).
MLA: “Inflation from 1966 to 1971: $100 is worth $125 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1966-to-1971/
APA: InflationCalculator.com. Inflation from 1966 to 1971. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1966-to-1971/