According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,080.74% higher in 2025 versus 1940 (a $854,339,413.98 difference in value).
Between 1940 and 2025: Chicago experienced an average inflation rate of 3.69% per year. This rate of change indicates significant inflation. In other words, $41,059,405 in Chicago in the year 1940 would cost $895,398,818.98 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.75% during this same period, inflation in Chicago was lower.
In the year 1940: Pricing changed by 0.55%, which is significantly below the average yearly change in Chicago during the 1940-2025 time period. Compared to inflation for all items in 1940 (0.72%), inflation in Chicago was lower.
Below are calculations of equivalent buying power in Chicago, over time, for $41,059,405 beginning in 1940. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1940 | $41,059,405.00 | 0.55% |
| 1941 | $43,217,814.81 | 5.26% |
| 1942 | $47,509,825.12 | 9.93% |
| 1943 | $50,164,421.09 | 5.59% |
| 1944 | $50,933,509.65 | 1.53% |
| 1945 | $52,025,119.21 | 2.14% |
| 1946 | $56,664,459.83 | 8.92% |
| 1947 | $65,819,094.54 | 16.16% |
| 1948 | $71,550,044.73 | 8.71% |
| 1949 | $71,475,616.80 | -0.10% |
| 1950 | $72,195,086.74 | 1.01% |
| 1951 | $77,876,418.31 | 7.87% |
| 1952 | $79,563,451.26 | 2.17% |
| 1953 | $80,258,111.89 | 0.87% |
| 1954 | $81,448,958.68 | 1.48% |
| 1955 | $81,994,763.46 | 0.67% |
| 1956 | $83,135,991.63 | 1.39% |
| 1957 | $85,840,206.22 | 3.25% |
| 1958 | $88,445,183.58 | 3.03% |
| 1959 | $89,164,653.52 | 0.81% |
| 1960 | $90,405,118.92 | 1.39% |
| 1961 | $90,851,686.47 | 0.49% |
| 1962 | $91,794,440.18 | 1.04% |
| 1963 | $92,712,384.58 | 1.00% |
| 1964 | $93,084,524.21 | 0.40% |
| 1965 | $94,324,989.61 | 1.33% |
| 1966 | $97,153,250.74 | 3.00% |
| 1967 | $99,683,800.18 | 2.60% |
| 1968 | $103,901,382.56 | 4.23% |
| 1969 | $109,582,714.13 | 5.47% |
| 1970 | $115,859,469.09 | 5.73% |
| 1971 | $120,424,381.79 | 3.94% |
| 1972 | $123,848,066.32 | 2.84% |
| 1973 | $131,613,379.77 | 6.27% |
| 1974 | $145,531,401.65 | 10.57% |
| 1975 | $157,018,111.33 | 7.89% |
| 1976 | $164,535,331.70 | 4.79% |
| 1977 | $174,880,813.20 | 6.29% |
| 1978 | $190,088,919.10 | 8.70% |
| 1979 | $213,806,617.70 | 12.48% |
| 1980 | $244,644,587.74 | 14.42% |
| 1981 | $268,064,574.64 | 9.57% |
| 1982 | $286,349,034.75 | 6.82% |
| 1983 | $297,761,316.50 | 3.99% |
| 1984 | $308,999,933.10 | 3.77% |
| 1985 | $320,660,307.93 | 3.77% |
| 1986 | $327,358,821.13 | 2.09% |
| 1987 | $340,855,084.77 | 4.12% |
| 1988 | $354,177,683.25 | 3.91% |
| 1989 | $372,090,003.74 | 5.06% |
| 1990 | $392,086,306.11 | 5.37% |
| 1991 | $407,989,072.64 | 4.06% |
| 1992 | $419,947,159.18 | 2.93% |
| 1993 | $432,897,618.03 | 3.08% |
| 1994 | $442,374,773.75 | 2.19% |
| 1995 | $456,441,651.47 | 3.18% |
| 1996 | $468,647,831.09 | 2.67% |
| 1997 | $481,474,243.40 | 2.74% |
| 1998 | $491,174,682.89 | 2.01% |
| 1999 | $501,346,499.24 | 2.07% |
| 2000 | $517,447,740.23 | 3.21% |
| 2001 | $530,919,194.56 | 2.60% |
| 2002 | $539,379,168.64 | 1.59% |
| 2003 | $549,302,891.91 | 1.84% |
| 2004 | $561,583,499.44 | 2.24% |
| 2005 | $578,577,875.53 | 3.03% |
| 2006 | $590,436,724.83 | 2.05% |
| 2007 | $609,765,904.91 | 3.27% |
| 2008 | $632,743,293.75 | 3.77% |
| 2009 | $625,179,928.07 | -1.20% |
| 2010 | $633,740,131.75 | 1.37% |
| 2011 | $651,048,345.59 | 2.73% |
| 2012 | $660,934,110.61 | 1.52% |
| 2013 | $668,497,228.20 | 1.14% |
| 2014 | $680,175,217.65 | 1.75% |
| 2015 | $678,164,423.22 | -0.30% |
| 2016 | $682,658,133.21 | 0.66% |
| 2017 | $695,488,266.92 | 1.88% |
| 2018 | $707,679,312.85 | 1.75% |
| 2019 | $718,023,057.70 | 1.46% |
| 2020 | $726,037,704.70 | 1.12% |
| 2021 | $756,661,322.32 | 4.22% |
| 2022 | $813,813,036.96 | 7.55% |
| 2023 | $840,885,202.12 | 3.33% |
| 2024 | $869,988,009.15 | 3.46% |
| 2025 | $895,398,818.98 | 2.92%* |
* 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 |
| 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 | 300.760 |