According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 1,621.09% higher in 2025 versus 1945 (a $162,108,941,328.57 difference in value).
Between 1945 and 2025: Chicago experienced an average inflation rate of 3.62% per year. This rate of change indicates significant inflation. In other words, $9,999,999,999 in Chicago in the year 1945 would cost $172,108,941,327.57 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.67% during this same period, inflation in Chicago was lower.
In the year 1945: Pricing changed by 2.14%, which is below the average yearly change in Chicago during the 1945-2025 time period. Compared to inflation for all items in 1945 (2.27%), inflation in Chicago was lower.
Below are calculations of equivalent buying power in Chicago, over time, for $9,999,999,999 beginning in 1945. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1945 | $9,999,999,999.00 | 2.14% |
| 1946 | $10,891,750,118.13 | 8.92% |
| 1947 | $12,651,406,770.31 | 16.16% |
| 1948 | $13,752,980,446.88 | 8.71% |
| 1949 | $13,738,674,295.24 | -0.10% |
| 1950 | $13,876,967,094.46 | 1.01% |
| 1951 | $14,969,003,336.61 | 7.87% |
| 1952 | $15,293,276,107.20 | 2.17% |
| 1953 | $15,426,800,189.21 | 0.87% |
| 1954 | $15,655,698,615.51 | 1.48% |
| 1955 | $15,760,610,394.23 | 0.67% |
| 1956 | $15,979,971,386.10 | 1.39% |
| 1957 | $16,499,761,562.49 | 3.25% |
| 1958 | $17,000,476,870.02 | 3.03% |
| 1959 | $17,138,769,669.24 | 0.81% |
| 1960 | $17,377,205,529.97 | 1.39% |
| 1961 | $17,463,042,439.84 | 0.49% |
| 1962 | $17,644,253,693.99 | 1.04% |
| 1963 | $17,820,696,230.93 | 1.00% |
| 1964 | $17,892,226,989.15 | 0.40% |
| 1965 | $18,130,662,849.88 | 1.33% |
| 1966 | $18,674,296,612.34 | 3.00% |
| 1967 | $19,160,705,768.23 | 2.60% |
| 1968 | $19,971,387,694.71 | 4.23% |
| 1969 | $21,063,423,936.85 | 5.47% |
| 1970 | $22,269,909,392.15 | 5.73% |
| 1971 | $23,147,353,359.63 | 3.94% |
| 1972 | $23,805,436,335.24 | 2.84% |
| 1973 | $25,298,044,823.41 | 6.27% |
| 1974 | $27,973,295,180.80 | 10.57% |
| 1975 | $30,181,211,251.15 | 7.89% |
| 1976 | $31,626,132,567.18 | 4.79% |
| 1977 | $33,614,687,645.66 | 6.29% |
| 1978 | $36,537,911,298.21 | 8.70% |
| 1979 | $41,096,804,955.36 | 12.48% |
| 1980 | $47,024,320,453.09 | 14.42% |
| 1981 | $51,525,989,503.67 | 9.57% |
| 1982 | $55,040,534,090.82 | 6.82% |
| 1983 | $57,234,144,009.54 | 3.99% |
| 1984 | $59,394,372,907.75 | 3.77% |
| 1985 | $61,635,669,998.61 | 3.77% |
| 1986 | $62,923,223,646.55 | 2.09% |
| 1987 | $65,517,405,811.28 | 4.12% |
| 1988 | $68,078,206,955.52 | 3.91% |
| 1989 | $71,521,220,784.45 | 5.06% |
| 1990 | $75,364,806,859.42 | 5.37% |
| 1991 | $78,421,554,593.97 | 4.06% |
| 1992 | $80,720,076,291.40 | 2.93% |
| 1993 | $83,209,346,677.42 | 3.08% |
| 1994 | $85,030,996,653.39 | 2.19% |
| 1995 | $87,734,859,314.07 | 3.18% |
| 1996 | $90,081,068,183.65 | 2.67% |
| 1997 | $92,546,494,983.59 | 2.74% |
| 1998 | $94,411,063,414.50 | 2.01% |
| 1999 | $96,366,237,472.48 | 2.07% |
| 2000 | $99,461,134,944.75 | 3.21% |
| 2001 | $102,050,548,392.27 | 2.60% |
| 2002 | $103,676,680,962.45 | 1.59% |
| 2003 | $105,584,167,848.29 | 1.84% |
| 2004 | $107,944,682,869.51 | 2.24% |
| 2005 | $111,211,254,161.51 | 3.03% |
| 2006 | $113,490,700,990.08 | 2.05% |
| 2007 | $117,206,056,259.14 | 3.27% |
| 2008 | $121,622,651,394.61 | 3.77% |
| 2009 | $120,168,860,264.57 | -1.20% |
| 2010 | $121,814,258,452.29 | 1.37% |
| 2011 | $125,141,154,017.05 | 2.73% |
| 2012 | $127,041,344,765.55 | 1.52% |
| 2013 | $128,495,088,208.42 | 1.14% |
| 2014 | $130,739,771,088.50 | 1.75% |
| 2015 | $130,353,266,558.26 | -0.30% |
| 2016 | $131,217,024,307.34 | 0.66% |
| 2017 | $133,683,166,414.86 | 1.88% |
| 2018 | $136,026,466,366.94 | 1.75% |
| 2019 | $138,014,687,635.22 | 1.46% |
| 2020 | $139,555,221,731.40 | 1.12% |
| 2021 | $145,441,535,512.40 | 4.22% |
| 2022 | $156,426,943,236.62 | 7.55% |
| 2023 | $161,630,615,148.36 | 3.33% |
| 2024 | $167,224,606,564.11 | 3.46% |
| 2025 | $172,108,941,327.57 | 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 |