CPI-U in 1966
The U.S. Consumer Price Index for All Urban Consumers (CPI-U) averaged 32.4 in 1966 (1982–84 = 100), 2.9% above the 1965 average. From December 1965 to December 1966, prices rose 3.5%. Prices in August 2026 were 10.34 times their 1966 level.
Monthly CPI-U index values, 1966
The highest monthly index in 1966 was 32.9 (December), the lowest 31.8 (January). The 12-month inflation rate ranged from +1.9% in January to +3.8% in November. Historical context — Rising inflation (1966–1972): Vietnam War and Great Society spending pushed inflation higher; President Nixon imposed wage and price controls in 1971.
| Month | CPI-U index | Change from prior month | 12-month change |
|---|---|---|---|
| January 1966 | 31.8 | 0.0% | +1.9% |
| February 1966 | 32.0 | +0.6% | +2.6% |
| March 1966 | 32.1 | +0.3% | +2.6% |
| April 1966 | 32.3 | +0.6% | +2.9% |
| May 1966 | 32.3 | 0.0% | +2.9% |
| June 1966 | 32.4 | +0.3% | +2.5% |
| July 1966 | 32.5 | +0.3% | +2.8% |
| August 1966 | 32.7 | +0.6% | +3.5% |
| September 1966 | 32.7 | 0.0% | +3.5% |
| October 1966 | 32.9 | +0.6% | +3.8% |
| November 1966 | 32.9 | 0.0% | +3.8% |
| December 1966 | 32.9 | 0.0% | +3.5% |
CPI-U, U.S. city average, all items, not seasonally adjusted, 1982–84 = 100 (BLS series CUUR0000SA0). Before 2007 the BLS published the index to one decimal place. Annual average 32.4 as published by the BLS.
CPI 1966: common questions
What was the CPI in 1966?
The CPI-U annual average for 1966 was 32.4 on the 1982–84 = 100 base. Monthly values ranged from 31.8 to 32.9.
What was the inflation rate in 1966?
Measured by annual averages, consumer prices rose 2.9% in 1966; December to December the change was +3.5%.
How much is $100 from 1966 worth today?
About $1,033.89 in August 2026 prices, based on the change in CPI-U. Use the inflation calculator for other amounts.