According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 679.50% higher in 2026 versus 1970 (a $479,728,965.31 difference in value).
Between 1970 and 2026:Chicago experienced an average inflation rate of 3.74% per year. This rate of change indicates significant inflation. In other words, $70,600,000 in Chicago in the year 1970 would cost $550,328,965.31 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.87% during this same period, inflation in Chicago was lower.
In the year 1970: Pricing changed by 5.73%, which is above the average yearly change in Chicago during the 1970-2026 time period. Compared to inflation for all items in 1970 (5.84%), inflation in Chicago was lower.
Below are calculations of equivalent buying power in Chicago, over time, for $70,600,000 beginning in 1970. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1970 | $70,600,000.00 | 5.73% |
| 1971 | $73,381,670.24 | 3.94% |
| 1972 | $75,467,922.91 | 2.84% |
| 1973 | $80,199,785.87 | 6.27% |
| 1974 | $88,680,856.53 | 10.57% |
| 1975 | $95,680,385.44 | 7.89% |
| 1976 | $100,261,070.66 | 4.79% |
| 1977 | $106,565,182.01 | 6.29% |
| 1978 | $115,832,376.87 | 8.70% |
| 1979 | $130,284,967.88 | 12.48% |
| 1980 | $149,076,359.74 | 14.42% |
| 1981 | $163,347,537.47 | 9.57% |
| 1982 | $174,489,336.19 | 6.82% |
| 1983 | $181,443,511.78 | 3.99% |
| 1984 | $188,291,862.96 | 3.77% |
| 1985 | $195,397,216.27 | 3.77% |
| 1986 | $199,479,014.99 | 2.09% |
| 1987 | $207,703,083.51 | 4.12% |
| 1988 | $215,821,327.62 | 3.91% |
| 1989 | $226,736,359.74 | 5.06% |
| 1990 | $238,921,284.80 | 5.37% |
| 1991 | $248,611,777.30 | 4.06% |
| 1992 | $255,898,543.90 | 2.93% |
| 1993 | $263,790,021.41 | 3.08% |
| 1994 | $269,565,010.71 | 2.19% |
| 1995 | $278,136,788.01 | 3.18% |
| 1996 | $285,574,732.33 | 2.67% |
| 1997 | $293,390,620.99 | 2.74% |
| 1998 | $299,301,670.24 | 2.01% |
| 1999 | $305,499,957.17 | 2.07% |
| 2000 | $315,311,391.86 | 3.21% |
| 2001 | $323,520,342.61 | 2.60% |
| 2002 | $328,675,503.21 | 1.59% |
| 2003 | $334,722,612.42 | 1.84% |
| 2004 | $342,205,910.06 | 2.24% |
| 2005 | $352,561,584.58 | 3.03% |
| 2006 | $359,787,880.09 | 2.05% |
| 2007 | $371,566,288.22 | 3.27% |
| 2008 | $385,567,764.88 | 3.77% |
| 2009 | $380,958,960.60 | -1.20% |
| 2010 | $386,175,197.00 | 1.37% |
| 2011 | $396,722,111.35 | 2.73% |
| 2012 | $402,746,090.36 | 1.52% |
| 2013 | $407,354,743.47 | 1.14% |
| 2014 | $414,470,830.41 | 1.75% |
| 2015 | $413,245,534.90 | -0.30% |
| 2016 | $415,983,817.13 | 0.66% |
| 2017 | $423,801,973.45 | 1.88% |
| 2018 | $431,230,695.93 | 1.75% |
| 2019 | $437,533,749.04 | 1.46% |
| 2020 | $442,417,545.61 | 1.12% |
| 2021 | $461,078,319.91 | 4.22% |
| 2022 | $495,904,226.55 | 7.55% |
| 2023 | $512,400,891.65 | 3.33% |
| 2024 | $530,134,946.47 | 3.46% |
| 2025 | $546,964,807.28 | 3.17% |
| 2026 | $550,328,965.31 | 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 |