# U.S. inflation rate in 1964: 1.31%

## Inflation Calculator

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### Inflation since 1964 and its effect on dollar value

The consumer price index (CPI) in 1964 was 31. It was 30.6 in the previous year. This change in CPI is used by the Bureau of Labor Statistics to calculate inflation.

According to the Bureau of Labor Statistics consumer price index, the dollar experienced an average inflation rate of 3.95% per year. Prices in 2018 are 711.6% higher than prices in 1964.

In other words, \$100 in 1964 is equivalent in purchasing power to \$811.58 in 2018, a difference of \$711.58 over 54 years.

The current inflation rate is now 2.80%1. If this number holds, \$100 today will be equivalent to \$102.80 next year. The current inflation rate page gives more detail on the latest official inflation rates.

 Cumulative price change 711.58% Average inflation rate 3.95% Converted amount (\$100 base) \$811.58 Price difference (\$100 base) \$711.58 CPI in 1964 31 CPI in 2018 251.59

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### How to calculate the inflation rate for \$100 since 1964

This inflation calculator uses the following inflation rate formula:

CPI in 2018 / CPI in 1964 * 1964 USD value = 2018 USD value

Then plug in historical CPI values. The U.S. CPI was 31 in the year 1964 and 251.59 in 2018:

251.59 / 31 * \$100 = \$811.58

\$100 in 1964 has the same "purchasing power" or "buying power" as \$811.58 in 2018.

Here are calculations of buying power over time for \$100 in 1964 (price index tracking began in 1913). Each of these USD amounts below is equivalent in terms of what it could buy at the time:
Year USD Value Inflation Rate
1964 \$100.00 1.31%
1965 \$101.61 1.61%
1966 \$104.52 2.86%
1967 \$107.74 3.09%
1968 \$112.26 4.19%
1969 \$118.39 5.46%
1970 \$125.16 5.72%
1971 \$130.65 4.38%
1972 \$134.84 3.21%
1973 \$143.23 6.22%
1974 \$159.03 11.04%
1975 \$173.55 9.13%
1976 \$183.55 5.76%
1977 \$195.48 6.50%
1978 \$210.32 7.59%
1979 \$234.19 11.35%
1980 \$265.81 13.50%
1981 \$293.23 10.32%
1982 \$311.29 6.16%
1983 \$321.29 3.21%
1984 \$335.16 4.32%
1985 \$347.10 3.56%
1986 \$353.55 1.86%
1987 \$366.45 3.65%
1988 \$381.61 4.14%
1989 \$400.00 4.82%
1990 \$421.61 5.40%
1991 \$439.35 4.21%
1992 \$452.58 3.01%
1993 \$466.13 2.99%
1994 \$478.06 2.56%
1995 \$491.61 2.83%
1996 \$506.13 2.95%
1997 \$517.74 2.29%
1998 \$525.81 1.56%
1999 \$537.42 2.21%
2000 \$555.48 3.36%
2001 \$571.29 2.85%
2002 \$580.32 1.58%
2003 \$593.55 2.28%
2004 \$609.35 2.66%
2005 \$630.00 3.39%
2006 \$650.32 3.23%
2007 \$668.85 2.85%
2008 \$694.53 3.84%
2009 \$692.05 -0.36%
2010 \$703.41 1.64%
2011 \$725.61 3.16%
2012 \$740.63 2.07%
2013 \$751.47 1.46%
2014 \$763.66 1.62%
2015 \$764.57 0.12%
2016 \$774.22 1.26%
2017 \$789.63 1.99%
2018 \$811.58 2.78%*
* Not final. See inflation summary for latest details.