According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 470.25% higher in 2025 versus 1975 (a $1,406,053,287,249.17 difference in value).
Between 1975 and 2025: Chicago experienced an average inflation rate of 3.54% per year. This rate of change indicates significant inflation. In other words, $299,000,000,000 in Chicago in the year 1975 would cost $1,705,053,287,249.17 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.64% during this same period, inflation in Chicago was lower.
In the year 1975: Pricing changed by 7.89%, which is significantly above the average yearly change in Chicago during the 1975-2025 time period. Compared to inflation for all items in 1975 (9.14%), inflation in Chicago was lower.
Below are calculations of equivalent buying power in Chicago, over time, for $299,000,000,000 beginning in 1975. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1975 | $299,000,000,000.00 | 7.89% |
| 1976 | $313,314,583,662.51 | 4.79% |
| 1977 | $333,014,852,267.34 | 6.29% |
| 1978 | $361,974,719,544.95 | 8.70% |
| 1979 | $407,138,884,499.92 | 12.48% |
| 1980 | $465,861,747,511.46 | 14.42% |
| 1981 | $510,458,998,261.97 | 9.57% |
| 1982 | $545,276,978,985.62 | 6.82% |
| 1983 | $567,008,690,156.42 | 3.99% |
| 1984 | $588,409,701,374.62 | 3.77% |
| 1985 | $610,613,841,049.14 | 3.77% |
| 1986 | $623,369,410,649.39 | 2.09% |
| 1987 | $649,069,521,251.38 | 4.12% |
| 1988 | $674,438,931,900.77 | 3.91% |
| 1989 | $708,548,269,868.86 | 5.06% |
| 1990 | $746,626,007,268.13 | 5.37% |
| 1991 | $776,908,674,356.14 | 4.06% |
| 1992 | $799,679,728,235.11 | 2.93% |
| 1993 | $824,340,496,128.93 | 3.08% |
| 1994 | $842,387,264,970.77 | 2.19% |
| 1995 | $869,173,961,131.30 | 3.18% |
| 1996 | $892,417,443,513.98 | 2.67% |
| 1997 | $916,841,997,155.95 | 2.74% |
| 1998 | $935,313,951,651.13 | 2.01% |
| 1999 | $954,683,520,303.37 | 2.07% |
| 2000 | $985,344,130,194.34 | 3.21% |
| 2001 | $1,010,996,997,945.96 | 2.60% |
| 2002 | $1,027,106,809,922.58 | 1.59% |
| 2003 | $1,046,003,950,071.10 | 1.84% |
| 2004 | $1,069,389,161,004.90 | 2.24% |
| 2005 | $1,101,750,513,509.24 | 3.03% |
| 2006 | $1,124,332,595,986.73 | 2.05% |
| 2007 | $1,161,139,973,139.52 | 3.27% |
| 2008 | $1,204,894,411,439.41 | 3.77% |
| 2009 | $1,190,491,956,075.21 | -1.20% |
| 2010 | $1,206,792,629,167.33 | 1.37% |
| 2011 | $1,239,751,603,728.87 | 2.73% |
| 2012 | $1,258,576,462,316.32 | 1.52% |
| 2013 | $1,272,978,445,252.01 | 1.14% |
| 2014 | $1,295,216,127,350.29 | 1.75% |
| 2015 | $1,291,387,094,327.70 | -0.30% |
| 2016 | $1,299,944,191,815.45 | 0.66% |
| 2017 | $1,324,375,831,884.97 | 1.88% |
| 2018 | $1,347,590,496,128.93 | 1.75% |
| 2019 | $1,367,287,457,734.24 | 1.46% |
| 2020 | $1,382,549,260,546.69 | 1.12% |
| 2021 | $1,440,863,945,331.02 | 4.22% |
| 2022 | $1,549,694,465,160.37 | 7.55% |
| 2023 | $1,601,246,335,914.05 | 3.33% |
| 2024 | $1,656,665,033,970.61 | 3.46% |
| 2025 | $1,705,053,287,249.17 | 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 |