Peanut butter priced at $20 in 1997 $33.42 in 2021

Peanut Butter Inflation Calculator

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Prices for Peanut Butter, 1997-2021 ($20)

According to the U.S. Bureau of Labor Statistics, prices for peanut butter were 67.12% higher in 2021 versus 1997 (a $13.42 difference in value).

Between 1997 and 2021: Peanut butter experienced an average inflation rate of 2.16% per year. This rate of change indicates significant inflation. In other words, peanut butter costing $20 in the year 1997 would cost $33.42 in 2021 for an equivalent purchase. Compared to the overall inflation rate of 2.13% during this same period, inflation for peanut butter was higher.

Price Inflation for Peanut butter since 1997

Consumer Price Index, U.S. Bureau of Labor Statistics
Years with the largest changes in pricing: 2012 (32.39%), 2008 (11.87%), and 2011 (6.30%).

Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Peanut butter:

Year 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021
CPI 100.000 101.708 103.223 106.685 109.292 110.715 109.654 110.515 110.354 111.023 114.433 128.011 133.189 129.197 137.331 181.815 175.064 167.087 160.607 156.534 155.315 157.395 153.107 159.301 167.120

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Buying power of $20 since 1997

Below are calculations of equivalent buying power for Peanut butter, over time, for $20 beginning in 1997. Each of the amounts below is equivalent in terms of what it could buy at the time:

Year USD Value Inflation Rate
1997 $20.00 -
1998 $20.34 1.71%
1999 $20.64 1.49%
2000 $21.34 3.35%
2001 $21.86 2.44%
2002 $22.14 1.30%
2003 $21.93 -0.96%
2004 $22.10 0.79%
2005 $22.07 -0.15%
2006 $22.20 0.61%
2007 $22.89 3.07%
2008 $25.60 11.87%
2009 $26.64 4.05%
2010 $25.84 -3.00%
2011 $27.47 6.30%
2012 $36.36 32.39%
2013 $35.01 -3.71%
2014 $33.42 -4.56%
2015 $32.12 -3.88%
2016 $31.31 -2.54%
2017 $31.06 -0.78%
2018 $31.48 1.34%
2019 $30.62 -2.72%
2020 $31.86 4.05%
2021 $33.42 4.91%*
* Not final. See inflation summary for latest details.

How to calculate the inflation rate for peanut butter, 1997-2021

Start with the inflation rate formula:

CPI in 2021 / CPI in 1997 * 1997 USD value = 2021 USD value

Then plug in historical CPI values from above. The CPI for Peanut butter was 100.000 in the year 1997 and 167.120 in 2021:

167.120 / 100.000 * $20 = $33.42

Therefore, according to U.S. Bureau of Labor Statistics, $20 in 1997 has the same "purchasing power" as $33.42 in 2021 (in the CPI category of Peanut butter).


Source: U.S. Bureau of Labor Statistics began tracking the Consumer Price Index for Peanut butter in 1997. In addition to peanut butter, the index produces monthly data on changes in prices paid by urban consumers for a variety of goods and services.

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