According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 1,415.17% higher in 2025 versus 1920 (a $11,278,869,968.51 difference in value).
Between 1920 and 2025: Chicago experienced an average inflation rate of 2.62% per year. This rate of change indicates significant inflation. In other words, $797,000,000 in Chicago in the year 1920 would cost $12,075,869,968.51 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 2.68% during this same period, inflation in Chicago was lower.
In the year 1920: Pricing changed by 19.10%, which is significantly above the average yearly change in Chicago during the 1920-2025 time period. Compared to inflation for all items in 1920 (15.62%), inflation in Chicago was much higher.
Below are calculations of equivalent buying power in Chicago, over time, for $797,000,000 beginning in 1920. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1920 | $797,000,000.00 | 19.10% |
| 1921 | $729,746,851.39 | -8.44% |
| 1922 | $689,261,125.10 | -5.55% |
| 1923 | $697,625,944.58 | 1.21% |
| 1924 | $711,344,248.53 | 1.97% |
| 1925 | $727,070,109.15 | 2.21% |
| 1926 | $739,784,634.76 | 1.75% |
| 1927 | $733,092,779.18 | -0.90% |
| 1928 | $710,340,470.19 | -3.10% |
| 1929 | $708,667,506.30 | -0.24% |
| 1930 | $700,971,872.38 | -1.09% |
| 1931 | $640,745,172.12 | -8.59% |
| 1932 | $565,461,796.81 | -11.75% |
| 1933 | $507,242,653.23 | -10.30% |
| 1934 | $510,588,581.02 | 0.66% |
| 1935 | $532,671,704.45 | 4.33% |
| 1936 | $543,378,673.38 | 2.01% |
| 1937 | $565,796,389.59 | 4.13% |
| 1938 | $561,781,276.24 | -0.71% |
| 1939 | $550,739,714.53 | -1.97% |
| 1940 | $553,751,049.54 | 0.55% |
| 1941 | $582,860,621.33 | 5.26% |
| 1942 | $640,745,172.12 | 9.93% |
| 1943 | $676,546,599.50 | 5.59% |
| 1944 | $686,918,975.65 | 1.53% |
| 1945 | $701,641,057.93 | 2.14% |
| 1946 | $764,209,907.64 | 8.92% |
| 1947 | $887,674,643.16 | 16.16% |
| 1948 | $964,965,575.15 | 8.71% |
| 1949 | $963,961,796.81 | -0.10% |
| 1950 | $973,664,987.41 | 1.01% |
| 1951 | $1,050,286,733.84 | 7.87% |
| 1952 | $1,073,039,042.82 | 2.17% |
| 1953 | $1,082,407,640.64 | 0.87% |
| 1954 | $1,098,468,094.04 | 1.48% |
| 1955 | $1,105,829,135.18 | 0.67% |
| 1956 | $1,121,220,403.02 | 1.39% |
| 1957 | $1,157,691,015.95 | 3.25% |
| 1958 | $1,192,823,257.77 | 3.03% |
| 1959 | $1,202,526,448.36 | 0.81% |
| 1960 | $1,219,256,087.32 | 1.39% |
| 1961 | $1,225,278,757.35 | 0.49% |
| 1962 | $1,237,993,282.96 | 1.04% |
| 1963 | $1,250,373,215.79 | 1.00% |
| 1964 | $1,255,392,107.47 | 0.40% |
| 1965 | $1,272,121,746.43 | 1.33% |
| 1966 | $1,310,265,323.26 | 3.00% |
| 1967 | $1,344,393,786.73 | 2.60% |
| 1968 | $1,401,274,559.19 | 4.23% |
| 1969 | $1,477,896,305.63 | 5.47% |
| 1970 | $1,562,548,278.76 | 5.73% |
| 1971 | $1,624,113,350.13 | 3.94% |
| 1972 | $1,670,287,153.65 | 2.84% |
| 1973 | $1,775,014,693.53 | 6.27% |
| 1974 | $1,962,721,242.65 | 10.57% |
| 1975 | $2,117,637,699.41 | 7.89% |
| 1976 | $2,219,019,311.50 | 4.79% |
| 1977 | $2,358,544,500.42 | 6.29% |
| 1978 | $2,563,649,874.06 | 8.70% |
| 1979 | $2,883,520,570.95 | 12.48% |
| 1980 | $3,299,419,395.47 | 14.42% |
| 1981 | $3,615,274,979.01 | 9.57% |
| 1982 | $3,861,869,857.26 | 6.82% |
| 1983 | $4,015,782,535.68 | 3.99% |
| 1984 | $4,167,353,064.65 | 3.77% |
| 1985 | $4,324,611,670.86 | 3.77% |
| 1986 | $4,414,951,721.24 | 2.09% |
| 1987 | $4,596,970,193.12 | 4.12% |
| 1988 | $4,776,646,515.53 | 3.91% |
| 1989 | $5,018,222,502.10 | 5.06% |
| 1990 | $5,287,904,282.12 | 5.37% |
| 1991 | $5,502,378,253.57 | 4.06% |
| 1992 | $5,663,651,973.13 | 2.93% |
| 1993 | $5,838,309,403.86 | 3.08% |
| 1994 | $5,966,123,845.51 | 2.19% |
| 1995 | $6,155,837,951.30 | 3.18% |
| 1996 | $6,320,457,598.66 | 2.67% |
| 1997 | $6,493,442,065.49 | 2.74% |
| 1998 | $6,624,267,842.15 | 2.01% |
| 1999 | $6,761,450,881.61 | 2.07% |
| 2000 | $6,978,601,595.30 | 3.21% |
| 2001 | $7,160,285,474.39 | 2.60% |
| 2002 | $7,274,381,612.09 | 1.59% |
| 2003 | $7,408,218,723.76 | 1.84% |
| 2004 | $7,573,842,149.45 | 2.24% |
| 2005 | $7,803,038,203.19 | 3.03% |
| 2006 | $7,962,973,551.64 | 2.05% |
| 2007 | $8,223,658,131.82 | 3.27% |
| 2008 | $8,533,544,580.18 | 3.77% |
| 2009 | $8,431,540,625.52 | -1.20% |
| 2010 | $8,546,988,518.05 | 1.37% |
| 2011 | $8,780,417,170.45 | 2.73% |
| 2012 | $8,913,742,355.16 | 1.52% |
| 2013 | $9,015,742,963.90 | 1.14% |
| 2014 | $9,173,239,130.98 | 1.75% |
| 2015 | $9,146,120,386.23 | -0.30% |
| 2016 | $9,206,725,176.32 | 0.66% |
| 2017 | $9,379,759,832.07 | 1.88% |
| 2018 | $9,544,175,377.83 | 1.75% |
| 2019 | $9,683,677,145.26 | 1.46% |
| 2020 | $9,791,767,342.57 | 1.12% |
| 2021 | $10,204,775,285.47 | 4.22% |
| 2022 | $10,975,556,595.30 | 7.55% |
| 2023 | $11,340,667,581.86 | 3.33% |
| 2024 | $11,733,164,987.41 | 3.46% |
| 2025 | $12,075,869,968.51 | 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 |