Energy services priced at $20 in 1935 $210.37 in 2021

Energy Services Inflation Calculator

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Prices for Energy Services, 1935-2021 ($20)

According to the U.S. Bureau of Labor Statistics, prices for energy services were 951.86% higher in 2021 versus 1935 (a $190.37 difference in value).

Between 1935 and 2021: Energy services experienced an average inflation rate of 2.77% per year. This rate of change indicates significant inflation. In other words, energy services costing $20 in the year 1935 would cost $210.37 in 2021 for an equivalent purchase. Compared to the overall inflation rate of 3.52% during this same period, inflation for energy services was lower.

Price Inflation for Energy services since 1935

Consumer Price Index, U.S. Bureau of Labor Statistics
Years with the largest changes in pricing: 1980 (17.07%), 1975 (16.37%), and 1974 (15.33%).

Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Energy services:

Year 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 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 20.400 19.983 19.620 19.620 19.600 19.440 19.269 19.185 19.077 19.015 18.869 18.323 18.269 18.708 19.208 19.208 19.300 19.531 19.938 20.185 20.692 20.931 21.131 21.892 22.438 23.338 23.515 23.515 23.508 23.523 23.485 23.577 23.669 23.877 24.323 25.385 27.146 28.515 29.908 34.492 40.138 44.715 50.492 55.031 61.008 71.423 81.854 93.192 101.454 105.354 107.115 105.715 103.831 104.631 107.538 109.331 112.600 114.785 118.500 119.231 119.177 122.062 125.062 121.238 120.854 128.031 142.408 134.408 145.031 150.623 166.523 182.108 186.262 202.212 193.563 192.886 194.386 189.679 194.810 203.374 198.708 196.059 202.691 203.815 203.454 204.508 214.579

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Buying power of $20 since 1935

Below are calculations of equivalent buying power for Energy services, over time, for $20 beginning in 1935. Each of the amounts below is equivalent in terms of what it could buy at the time:

Year USD Value Inflation Rate
1935 $20.00 -
1936 $19.59 -2.04%
1937 $19.24 -1.82%
1938 $19.24 0.00%
1939 $19.22 -0.10%
1940 $19.06 -0.82%
1941 $18.89 -0.88%
1942 $18.81 -0.44%
1943 $18.70 -0.56%
1944 $18.64 -0.32%
1945 $18.50 -0.77%
1946 $17.96 -2.89%
1947 $17.91 -0.29%
1948 $18.34 2.40%
1949 $18.83 2.67%
1950 $18.83 0.00%
1951 $18.92 0.48%
1952 $19.15 1.20%
1953 $19.55 2.09%
1954 $19.79 1.23%
1955 $20.29 2.52%
1956 $20.52 1.15%
1957 $20.72 0.96%
1958 $21.46 3.60%
1959 $22.00 2.49%
1960 $22.88 4.01%
1961 $23.05 0.76%
1962 $23.05 0.00%
1963 $23.05 -0.03%
1964 $23.06 0.07%
1965 $23.02 -0.16%
1966 $23.11 0.39%
1967 $23.21 0.39%
1968 $23.41 0.88%
1969 $23.85 1.87%
1970 $24.89 4.36%
1971 $26.61 6.94%
1972 $27.96 5.04%
1973 $29.32 4.88%
1974 $33.82 15.33%
1975 $39.35 16.37%
1976 $43.84 11.40%
1977 $49.50 12.92%
1978 $53.95 8.99%
1979 $59.81 10.86%
1980 $70.02 17.07%
1981 $80.25 14.60%
1982 $91.37 13.85%
1983 $99.46 8.87%
1984 $103.29 3.84%
1985 $105.02 1.67%
1986 $103.64 -1.31%
1987 $101.79 -1.78%
1988 $102.58 0.77%
1989 $105.43 2.78%
1990 $107.19 1.67%
1991 $110.39 2.99%
1992 $112.53 1.94%
1993 $116.18 3.24%
1994 $116.89 0.62%
1995 $116.84 -0.05%
1996 $119.67 2.42%
1997 $122.61 2.46%
1998 $118.86 -3.06%
1999 $118.48 -0.32%
2000 $125.52 5.94%
2001 $139.62 11.23%
2002 $131.77 -5.62%
2003 $142.19 7.90%
2004 $147.67 3.86%
2005 $163.26 10.56%
2006 $178.54 9.36%
2007 $182.61 2.28%
2008 $198.25 8.56%
2009 $189.77 -4.28%
2010 $189.10 -0.35%
2011 $190.57 0.78%
2012 $185.96 -2.42%
2013 $190.99 2.70%
2014 $199.39 4.40%
2015 $194.81 -2.29%
2016 $192.21 -1.33%
2017 $198.72 3.38%
2018 $199.82 0.55%
2019 $199.46 -0.18%
2020 $200.50 0.52%
2021 $210.37 4.92%*
* Not final. See inflation summary for latest details.

How to calculate the inflation rate for energy services, 1935-2021

Start with the inflation rate formula:

CPI in 2021 / CPI in 1935 * 1935 USD value = 2021 USD value

Then plug in historical CPI values from above. The CPI for Energy services was 20.400 in the year 1935 and 214.579 in 2021:

214.579 / 20.400 * $20 = $210.37

Therefore, according to U.S. Bureau of Labor Statistics, $20 in 1935 has the same "purchasing power" as $210.37 in 2021 (in the CPI category of Energy services).


Source: U.S. Bureau of Labor Statistics began tracking the Consumer Price Index for Energy services in 1935. In addition to energy services, the index produces monthly data on changes in prices paid by urban consumers for a variety of goods and services.

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