According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 1,621.09% higher in 2025 versus 1945 (a $145,898,047,210,300,384 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, $9,000,000,000,000,000 in Chicago in the year 1945 would cost $154,898,047,210,300,384 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 $9,000,000,000,000,000 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 | $9,000,000,000,000,000.00 | 2.14% |
| 1946 | $9,802,575,107,296,136.00 | 8.92% |
| 1947 | $11,386,266,094,420,600.00 | 16.16% |
| 1948 | $12,377,682,403,433,474.00 | 8.71% |
| 1949 | $12,364,806,866,952,792.00 | -0.10% |
| 1950 | $12,489,270,386,266,094.00 | 1.01% |
| 1951 | $13,472,103,004,291,842.00 | 7.87% |
| 1952 | $13,763,948,497,854,074.00 | 2.17% |
| 1953 | $13,884,120,171,673,818.00 | 0.87% |
| 1954 | $14,090,128,755,364,806.00 | 1.48% |
| 1955 | $14,184,549,356,223,174.00 | 0.67% |
| 1956 | $14,381,974,248,927,038.00 | 1.39% |
| 1957 | $14,849,785,407,725,320.00 | 3.25% |
| 1958 | $15,300,429,184,549,352.00 | 3.03% |
| 1959 | $15,424,892,703,862,662.00 | 0.81% |
| 1960 | $15,639,484,978,540,770.00 | 1.39% |
| 1961 | $15,716,738,197,424,890.00 | 0.49% |
| 1962 | $15,879,828,326,180,254.00 | 1.04% |
| 1963 | $16,038,626,609,442,058.00 | 1.00% |
| 1964 | $16,103,004,291,845,492.00 | 0.40% |
| 1965 | $16,317,596,566,523,604.00 | 1.33% |
| 1966 | $16,806,866,952,789,698.00 | 3.00% |
| 1967 | $17,244,635,193,133,046.00 | 2.60% |
| 1968 | $17,974,248,927,038,626.00 | 4.23% |
| 1969 | $18,957,081,545,064,376.00 | 5.47% |
| 1970 | $20,042,918,454,935,620.00 | 5.73% |
| 1971 | $20,832,618,025,751,068.00 | 3.94% |
| 1972 | $21,424,892,703,862,660.00 | 2.84% |
| 1973 | $22,768,240,343,347,636.00 | 6.27% |
| 1974 | $25,175,965,665,236,048.00 | 10.57% |
| 1975 | $27,163,090,128,755,364.00 | 7.89% |
| 1976 | $28,463,519,313,304,724.00 | 4.79% |
| 1977 | $30,253,218,884,120,172.00 | 6.29% |
| 1978 | $32,884,120,171,673,816.00 | 8.70% |
| 1979 | $36,987,124,463,519,312.00 | 12.48% |
| 1980 | $42,321,888,412,017,160.00 | 14.42% |
| 1981 | $46,373,390,557,939,904.00 | 9.57% |
| 1982 | $49,536,480,686,695,272.00 | 6.82% |
| 1983 | $51,510,729,613,733,896.00 | 3.99% |
| 1984 | $53,454,935,622,317,592.00 | 3.77% |
| 1985 | $55,472,103,004,291,840.00 | 3.77% |
| 1986 | $56,630,901,287,553,640.00 | 2.09% |
| 1987 | $58,965,665,236,051,496.00 | 4.12% |
| 1988 | $61,270,386,266,094,408.00 | 3.91% |
| 1989 | $64,369,098,712,446,344.00 | 5.06% |
| 1990 | $67,828,326,180,257,512.00 | 5.37% |
| 1991 | $70,579,399,141,630,904.00 | 4.06% |
| 1992 | $72,648,068,669,527,888.00 | 2.93% |
| 1993 | $74,888,412,017,167,376.00 | 3.08% |
| 1994 | $76,527,896,995,708,144.00 | 2.19% |
| 1995 | $78,961,373,390,557,936.00 | 3.18% |
| 1996 | $81,072,961,373,390,544.00 | 2.67% |
| 1997 | $83,291,845,493,562,224.00 | 2.74% |
| 1998 | $84,969,957,081,545,056.00 | 2.01% |
| 1999 | $86,729,613,733,905,568.00 | 2.07% |
| 2000 | $89,515,021,459,227,440.00 | 3.21% |
| 2001 | $91,845,493,562,231,760.00 | 2.60% |
| 2002 | $93,309,012,875,536,464.00 | 1.59% |
| 2003 | $95,025,751,072,961,344.00 | 1.84% |
| 2004 | $97,150,214,592,274,672.00 | 2.24% |
| 2005 | $100,090,128,755,364,800.00 | 3.03% |
| 2006 | $102,141,630,901,287,552.00 | 2.05% |
| 2007 | $105,485,450,643,776,816.00 | 3.27% |
| 2008 | $109,460,386,266,094,432.00 | 3.77% |
| 2009 | $108,151,974,248,927,024.00 | -1.20% |
| 2010 | $109,632,832,618,025,744.00 | 1.37% |
| 2011 | $112,627,038,626,609,440.00 | 2.73% |
| 2012 | $114,337,210,300,429,168.00 | 1.52% |
| 2013 | $115,645,579,399,141,616.00 | 1.14% |
| 2014 | $117,665,793,991,416,304.00 | 1.75% |
| 2015 | $117,317,939,914,163,072.00 | -0.30% |
| 2016 | $118,095,321,888,412,000.00 | 0.66% |
| 2017 | $120,314,849,785,407,728.00 | 1.88% |
| 2018 | $122,423,819,742,489,248.00 | 1.75% |
| 2019 | $124,213,218,884,120,160.00 | 1.46% |
| 2020 | $125,599,699,570,815,440.00 | 1.12% |
| 2021 | $130,897,381,974,248,912.00 | 4.22% |
| 2022 | $140,784,248,927,038,608.00 | 7.55% |
| 2023 | $145,467,553,648,068,672.00 | 3.33% |
| 2024 | $150,502,145,922,746,752.00 | 3.46% |
| 2025 | $154,898,047,210,300,384.00 | 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 |