According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 829.59% higher in 2026 versus 1966 (a $6,090,198,182.46 difference in value).
Between 1966 and 2026:Chicago experienced an average inflation rate of 3.79% per year. This rate of change indicates significant inflation. In other words, $734,120,651 in Chicago in the year 1966 would cost $6,824,318,833.46 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.92% during this same period, inflation in Chicago was lower.
In the year 1966: Pricing changed by 3%, which is below the average yearly change in Chicago during the 1966-2026 time period. Compared to inflation for all items in 1966 (3.02%), inflation in Chicago was lower.
Below are calculations of equivalent buying power in Chicago, over time, for $734,120,651 beginning in 1966. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1966 | $734,120,651.00 | 3.00% |
| 1967 | $753,242,281.85 | 2.60% |
| 1968 | $785,111,666.60 | 4.23% |
| 1969 | $828,041,602.52 | 5.47% |
| 1970 | $875,470,745.70 | 5.73% |
| 1971 | $909,964,668.02 | 3.94% |
| 1972 | $935,835,109.75 | 2.84% |
| 1973 | $994,512,271.08 | 6.27% |
| 1974 | $1,099,681,240.75 | 10.57% |
| 1975 | $1,186,478,447.44 | 7.89% |
| 1976 | $1,243,280,939.08 | 4.79% |
| 1977 | $1,321,454,665.19 | 6.29% |
| 1978 | $1,436,371,917.25 | 8.70% |
| 1979 | $1,615,590,339.71 | 12.48% |
| 1980 | $1,848,611,782.31 | 14.42% |
| 1981 | $2,025,580,601.14 | 9.57% |
| 1982 | $2,163,743,757.37 | 6.82% |
| 1983 | $2,249,978,563.15 | 3.99% |
| 1984 | $2,334,901,100.15 | 3.77% |
| 1985 | $2,423,010,575.63 | 3.77% |
| 1986 | $2,473,626,657.29 | 2.09% |
| 1987 | $2,575,608,688.48 | 4.12% |
| 1988 | $2,676,278,450.89 | 3.91% |
| 1989 | $2,811,629,602.58 | 5.06% |
| 1990 | $2,962,727,979.67 | 5.37% |
| 1991 | $3,082,894,306.87 | 4.06% |
| 1992 | $3,173,253,385.97 | 2.93% |
| 1993 | $3,271,111,143.85 | 3.08% |
| 1994 | $3,342,723,526.04 | 2.19% |
| 1995 | $3,449,017,297.52 | 3.18% |
| 1996 | $3,541,251,046.32 | 2.67% |
| 1997 | $3,638,171,469.35 | 2.74% |
| 1998 | $3,711,471,054.26 | 2.01% |
| 1999 | $3,788,332,511.60 | 2.07% |
| 2000 | $3,909,998,574.54 | 3.21% |
| 2001 | $4,011,793,138.76 | 2.60% |
| 2002 | $4,075,719,375.23 | 1.59% |
| 2003 | $4,150,706,162.87 | 1.84% |
| 2004 | $4,243,502,312.57 | 2.24% |
| 2005 | $4,371,917,186.41 | 3.03% |
| 2006 | $4,461,526,397.64 | 2.05% |
| 2007 | $4,607,583,787.93 | 3.27% |
| 2008 | $4,781,208,196.04 | 3.77% |
| 2009 | $4,724,057,015.84 | -1.20% |
| 2010 | $4,788,740,618.86 | 1.37% |
| 2011 | $4,919,526,949.85 | 2.73% |
| 2012 | $4,994,226,913.03 | 1.52% |
| 2013 | $5,051,376,218.56 | 1.14% |
| 2014 | $5,139,618,795.58 | 1.75% |
| 2015 | $5,124,424,597.74 | -0.30% |
| 2016 | $5,158,380,489.85 | 0.66% |
| 2017 | $5,255,329,032.92 | 1.88% |
| 2018 | $5,347,448,426.87 | 1.75% |
| 2019 | $5,425,609,030.29 | 1.46% |
| 2020 | $5,486,170,234.66 | 1.12% |
| 2021 | $5,717,571,962.64 | 4.22% |
| 2022 | $6,149,428,371.34 | 7.55% |
| 2023 | $6,353,994,202.70 | 3.33% |
| 2024 | $6,573,904,205.47 | 3.46% |
| 2025 | $6,782,601,808.82 | 3.17% |
| 2026 | $6,824,318,833.46 | 0.62%* |
* Not final. See inflation summary for latest details.
** Extended periods of 0% inflation usually indicate incomplete underlying data. This can manifest as a sharp increase in inflation later on.
Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Chicago, Illinois:
| Year | 1914 | 1915 | 1916 | 1917 | 1918 | 1919 | 1920 | 1921 | 1922 | 1923 | 1924 | 1925 | 1926 | 1927 | 1928 | 1929 | 1930 | 1931 | 1932 | 1933 | 1934 | 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 | 2022 | 2023 | 2024 | 2025 | 2026 |
| CPI | 10.000 | 10.017 | 10.317 | 11.758 | 13.733 | 16.667 | 19.850 | 18.175 | 17.167 | 17.375 | 17.717 | 18.108 | 18.425 | 18.258 | 17.692 | 17.650 | 17.458 | 15.958 | 14.083 | 12.633 | 12.717 | 13.267 | 13.533 | 14.092 | 13.992 | 13.717 | 13.792 | 14.517 | 15.958 | 16.850 | 17.108 | 17.475 | 19.033 | 22.108 | 24.033 | 24.008 | 24.250 | 26.158 | 26.725 | 26.958 | 27.358 | 27.542 | 27.925 | 28.833 | 29.708 | 29.950 | 30.367 | 30.517 | 30.833 | 31.142 | 31.267 | 31.683 | 32.633 | 33.483 | 34.900 | 36.808 | 38.917 | 40.450 | 41.600 | 44.208 | 48.883 | 52.742 | 55.267 | 58.742 | 63.850 | 71.817 | 82.175 | 90.042 | 96.183 | 100.017 | 103.792 | 107.708 | 109.958 | 114.492 | 118.967 | 124.983 | 131.700 | 137.042 | 141.058 | 145.408 | 148.592 | 153.317 | 157.417 | 161.725 | 164.983 | 168.400 | 173.808 | 178.333 | 181.175 | 184.508 | 188.633 | 194.342 | 198.325 | 204.818 | 212.536 | 209.995 | 212.870 | 218.684 | 222.005 | 224.545 | 228.468 | 227.792 | 229.302 | 233.611 | 237.706 | 241.181 | 243.873 | 254.159 | 273.356 | 282.450 | 292.225 | 301.502 | 303.356 |