# U.S. inflation rate in 1979: 11.35%

## Inflation Calculator

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### Inflation since 1979 and its effect on dollar value

The consumer price index (CPI) in 1979 was 72.6. It was 65.2 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 3.24% per year. Prices in 2018 are 246.5% higher than prices in 1979.

In other words, \$100 in 1979 is equivalent in purchasing power to \$346.54 in 2018, a difference of \$246.54 over 39 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 246.54% Average inflation rate 3.24% Converted amount (\$100 base) \$346.54 Price difference (\$100 base) \$246.54 CPI in 1979 72.6 CPI in 2018 251.59

The above data describe the CPI for all items. Also of note is U.S. "Core Inflation," which measures the CPI for all items except for the more volatile categories of food and energy. Core inflation averaged 3.31% per year between 1979 and 2018. In 1979, core inflation was 9.75%.

#### Inflation rates for specific categories

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### How to calculate the inflation rate for \$100 since 1979

This inflation calculator uses the following inflation rate formula:

CPI in 2018 / CPI in 1979 * 1979 USD value = 2018 USD value

Then plug in historical CPI values. The U.S. CPI was 72.6 in the year 1979 and 251.59 in 2018:

251.59 / 72.6 * \$100 = \$346.54

\$100 in 1979 has the same "purchasing power" or "buying power" as \$346.54 in 2018.

### Buying power of \$100 since 1979

Below are calculations of buying power over time for \$100 in 1979 (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
1979 \$100.00 11.35%
1980 \$113.50 13.50%
1981 \$125.21 10.32%
1982 \$132.92 6.16%
1983 \$137.19 3.21%
1984 \$143.11 4.32%
1985 \$148.21 3.56%
1986 \$150.96 1.86%
1987 \$156.47 3.65%
1988 \$162.95 4.14%
1989 \$170.80 4.82%
1990 \$180.03 5.40%
1991 \$187.60 4.21%
1992 \$193.25 3.01%
1993 \$199.04 2.99%
1994 \$204.13 2.56%
1995 \$209.92 2.83%
1996 \$216.12 2.95%
1997 \$221.07 2.29%
1998 \$224.52 1.56%
1999 \$229.48 2.21%
2000 \$237.19 3.36%
2001 \$243.94 2.85%
2002 \$247.80 1.58%
2003 \$253.44 2.28%
2004 \$260.19 2.66%
2005 \$269.01 3.39%
2006 \$277.69 3.23%
2007 \$285.60 2.85%
2008 \$296.56 3.84%
2009 \$295.51 -0.36%
2010 \$300.35 1.64%
2011 \$309.83 3.16%
2012 \$316.25 2.07%
2013 \$320.88 1.46%
2014 \$326.08 1.62%
2015 \$326.47 0.12%
2016 \$330.59 1.26%
2017 \$337.17 1.99%
2018 \$346.54 2.78%*
* Not final. See inflation summary for latest details.