According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,099.56% higher in 2026 versus 1940 (a $8,199,325,351.10 difference in value).
Between 1940 and 2026:Chicago experienced an average inflation rate of 3.66% per year. This rate of change indicates significant inflation. In other words, $390,525,192 in Chicago in the year 1940 would cost $8,589,850,543.10 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.73% 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 1940-2026 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 $390,525,192 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 | $390,525,192.00 | 0.55% |
| 1941 | $411,054,310.85 | 5.26% |
| 1942 | $451,876,581.68 | 9.93% |
| 1943 | $477,125,038.20 | 5.59% |
| 1944 | $484,440,011.59 | 1.53% |
| 1945 | $494,822,554.46 | 2.14% |
| 1946 | $538,948,361.65 | 8.92% |
| 1947 | $626,020,141.62 | 16.16% |
| 1948 | $680,528,491.68 | 8.71% |
| 1949 | $679,820,591.03 | -0.10% |
| 1950 | $686,663,630.65 | 1.01% |
| 1951 | $740,700,046.94 | 7.87% |
| 1952 | $756,745,795.01 | 2.17% |
| 1953 | $763,352,867.75 | 0.87% |
| 1954 | $774,679,278.15 | 1.48% |
| 1955 | $779,870,549.58 | 0.67% |
| 1956 | $790,725,026.22 | 1.39% |
| 1957 | $816,445,416.51 | 3.25% |
| 1958 | $841,221,939.26 | 3.03% |
| 1959 | $848,064,978.88 | 0.81% |
| 1960 | $859,863,323.05 | 1.39% |
| 1961 | $864,110,726.95 | 0.49% |
| 1962 | $873,077,468.52 | 1.04% |
| 1963 | $881,808,243.20 | 1.00% |
| 1964 | $885,347,746.46 | 0.40% |
| 1965 | $897,146,090.62 | 1.33% |
| 1966 | $924,046,315.33 | 3.00% |
| 1967 | $948,114,937.44 | 2.60% |
| 1968 | $988,229,307.61 | 4.23% |
| 1969 | $1,042,265,723.91 | 5.47% |
| 1970 | $1,101,965,345.40 | 5.73% |
| 1971 | $1,145,383,251.94 | 3.94% |
| 1972 | $1,177,946,681.85 | 2.84% |
| 1973 | $1,251,804,316.35 | 6.27% |
| 1974 | $1,384,181,737.93 | 10.57% |
| 1975 | $1,493,434,404.94 | 7.89% |
| 1976 | $1,564,932,370.60 | 4.79% |
| 1977 | $1,663,330,560.97 | 6.29% |
| 1978 | $1,807,978,260.49 | 8.70% |
| 1979 | $2,033,562,601.00 | 12.48% |
| 1980 | $2,326,869,437.05 | 14.42% |
| 1981 | $2,549,622,174.96 | 9.57% |
| 1982 | $2,723,529,768.01 | 6.82% |
| 1983 | $2,832,074,534.37 | 3.99% |
| 1984 | $2,938,967,532.54 | 3.77% |
| 1985 | $3,049,871,967.73 | 3.77% |
| 1986 | $3,113,583,026.25 | 2.09% |
| 1987 | $3,241,949,010.81 | 4.12% |
| 1988 | $3,368,663,227.19 | 3.91% |
| 1989 | $3,539,031,316.99 | 5.06% |
| 1990 | $3,729,220,625.00 | 5.37% |
| 1991 | $3,880,475,397.24 | 4.06% |
| 1992 | $3,994,211,435.04 | 2.93% |
| 1993 | $4,117,386,148.16 | 3.08% |
| 1994 | $4,207,525,497.61 | 2.19% |
| 1995 | $4,341,318,720.49 | 3.18% |
| 1996 | $4,457,414,427.12 | 2.67% |
| 1997 | $4,579,409,305.83 | 2.74% |
| 1998 | $4,671,672,357.23 | 2.01% |
| 1999 | $4,768,418,779.42 | 2.07% |
| 2000 | $4,921,561,286.73 | 3.21% |
| 2001 | $5,049,691,304.41 | 2.60% |
| 2002 | $5,130,156,011.64 | 1.59% |
| 2003 | $5,224,542,765.00 | 1.84% |
| 2004 | $5,341,346,372.27 | 2.24% |
| 2005 | $5,502,983,687.39 | 3.03% |
| 2006 | $5,615,775,857.65 | 2.05% |
| 2007 | $5,799,620,016.16 | 3.27% |
| 2008 | $6,018,163,104.88 | 3.77% |
| 2009 | $5,946,226,240.81 | -1.20% |
| 2010 | $6,027,644,254.25 | 1.37% |
| 2011 | $6,192,266,550.44 | 2.73% |
| 2012 | $6,286,292,274.46 | 1.52% |
| 2013 | $6,358,226,778.86 | 1.14% |
| 2014 | $6,469,298,750.54 | 1.75% |
| 2015 | $6,450,173,634.64 | -0.30% |
| 2016 | $6,492,914,316.23 | 0.66% |
| 2017 | $6,614,944,589.97 | 1.88% |
| 2018 | $6,730,896,356.80 | 1.75% |
| 2019 | $6,829,278,029.49 | 1.46% |
| 2020 | $6,905,507,131.17 | 1.12% |
| 2021 | $7,196,775,213.34 | 4.22% |
| 2022 | $7,740,357,964.58 | 7.55% |
| 2023 | $7,997,847,387.39 | 3.33% |
| 2024 | $8,274,650,699.62 | 3.46% |
| 2025 | $8,537,340,832.54 | 3.17% |
| 2026 | $8,589,850,543.10 | 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 |