According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $2,902,655,031.44 difference in value).
Between 1915 and 2025: Chicago experienced an average inflation rate of 3.14% per year. This rate of change indicates significant inflation. In other words, $100,001,916 in Chicago in the year 1915 would cost $3,002,656,947.44 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.19% during this same period, inflation in Chicago was lower.
In the year 1915: Pricing changed by 0.17%, which is below the average yearly change in Chicago during the 1915-2025 time period. Compared to inflation for all items in 1915 (0.92%), inflation in Chicago was lower.
Below are calculations of equivalent buying power in Chicago, over time, for $100,001,916 beginning in 1915. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1915 | $100,001,916.00 | 0.17% |
| 1916 | $102,996,981.70 | 3.00% |
| 1917 | $117,389,936.34 | 13.97% |
| 1918 | $137,107,452.22 | 16.80% |
| 1919 | $166,392,539.10 | 21.36% |
| 1920 | $198,173,514.07 | 19.10% |
| 1921 | $181,451,063.89 | -8.44% |
| 1922 | $171,384,315.27 | -5.55% |
| 1923 | $173,464,222.01 | 1.21% |
| 1924 | $176,875,269.06 | 1.97% |
| 1925 | $180,785,493.73 | 2.21% |
| 1926 | $183,946,951.98 | 1.75% |
| 1927 | $182,283,026.59 | -0.90% |
| 1928 | $176,625,680.26 | -3.10% |
| 1929 | $176,209,698.91 | -0.24% |
| 1930 | $174,296,184.71 | -1.09% |
| 1931 | $159,320,856.19 | -8.59% |
| 1932 | $140,601,695.54 | -11.75% |
| 1933 | $126,125,544.64 | -10.30% |
| 1934 | $126,957,507.33 | 0.66% |
| 1935 | $132,448,461.12 | 4.33% |
| 1936 | $135,110,741.75 | 2.01% |
| 1937 | $140,684,891.81 | 4.13% |
| 1938 | $139,686,536.58 | -0.71% |
| 1939 | $136,941,059.68 | -1.97% |
| 1940 | $137,689,826.11 | 0.55% |
| 1941 | $144,927,901.56 | 5.26% |
| 1942 | $159,320,856.19 | 9.93% |
| 1943 | $168,222,857.03 | 5.59% |
| 1944 | $170,801,941.39 | 1.53% |
| 1945 | $174,462,577.25 | 2.14% |
| 1946 | $190,020,279.65 | 8.92% |
| 1947 | $220,719,703.12 | 16.16% |
| 1948 | $239,938,041.38 | 8.71% |
| 1949 | $239,688,452.58 | -0.10% |
| 1950 | $242,101,144.39 | 1.01% |
| 1951 | $261,153,090.12 | 7.87% |
| 1952 | $266,810,436.45 | 2.17% |
| 1953 | $269,139,932.00 | 0.87% |
| 1954 | $273,133,352.94 | 1.48% |
| 1955 | $274,963,670.87 | 0.67% |
| 1956 | $278,790,699.26 | 1.39% |
| 1957 | $287,859,092.65 | 3.25% |
| 1958 | $296,594,700.95 | 3.03% |
| 1959 | $299,007,392.77 | 0.81% |
| 1960 | $303,167,206.24 | 1.39% |
| 1961 | $304,664,739.09 | 0.49% |
| 1962 | $307,826,197.34 | 1.04% |
| 1963 | $310,904,459.31 | 1.00% |
| 1964 | $312,152,403.35 | 0.40% |
| 1965 | $316,312,216.83 | 1.33% |
| 1966 | $325,796,591.56 | 3.00% |
| 1967 | $334,282,611.05 | 2.60% |
| 1968 | $348,425,976.88 | 4.23% |
| 1969 | $367,477,922.61 | 5.47% |
| 1970 | $388,526,578.80 | 5.73% |
| 1971 | $403,834,692.40 | 3.94% |
| 1972 | $415,315,777.60 | 2.84% |
| 1973 | $441,356,209.97 | 6.27% |
| 1974 | $488,029,317.18 | 10.57% |
| 1975 | $526,549,189.99 | 7.89% |
| 1976 | $551,757,659.66 | 4.79% |
| 1977 | $586,450,504.06 | 6.29% |
| 1978 | $637,449,817.30 | 8.70% |
| 1979 | $716,985,450.99 | 12.48% |
| 1980 | $820,398,414.04 | 14.42% |
| 1981 | $898,935,692.50 | 9.57% |
| 1982 | $960,251,343.15 | 6.82% |
| 1983 | $998,521,627.15 | 3.99% |
| 1984 | $1,036,209,537.25 | 3.77% |
| 1985 | $1,075,311,783.94 | 3.77% |
| 1986 | $1,097,774,776.72 | 2.09% |
| 1987 | $1,143,033,547.36 | 4.12% |
| 1988 | $1,187,709,944.11 | 3.91% |
| 1989 | $1,247,777,650.72 | 5.06% |
| 1990 | $1,314,833,843.98 | 5.37% |
| 1991 | $1,368,162,652.76 | 4.06% |
| 1992 | $1,408,263,254.69 | 2.93% |
| 1993 | $1,451,691,707.39 | 3.08% |
| 1994 | $1,483,472,682.36 | 2.19% |
| 1995 | $1,530,644,967.19 | 3.18% |
| 1996 | $1,571,577,531.81 | 2.67% |
| 1997 | $1,614,590,003.17 | 2.74% |
| 1998 | $1,647,119,744.57 | 2.01% |
| 1999 | $1,681,230,215.08 | 2.07% |
| 2000 | $1,735,224,594.02 | 3.21% |
| 2001 | $1,780,400,168.39 | 2.60% |
| 2002 | $1,808,770,096.30 | 1.59% |
| 2003 | $1,842,048,604.12 | 1.84% |
| 2004 | $1,883,230,757.55 | 2.24% |
| 2005 | $1,940,220,202.19 | 3.03% |
| 2006 | $1,979,988,019.04 | 2.05% |
| 2007 | $2,044,807,064.61 | 3.27% |
| 2008 | $2,121,860,121.62 | 3.77% |
| 2009 | $2,096,496,906.88 | -1.20% |
| 2010 | $2,125,202,947.73 | 1.37% |
| 2011 | $2,183,244,825.18 | 2.73% |
| 2012 | $2,216,396,042.71 | 1.52% |
| 2013 | $2,241,758,425.48 | 1.14% |
| 2014 | $2,280,919,741.52 | 1.75% |
| 2015 | $2,274,176,683.87 | -0.30% |
| 2016 | $2,289,246,024.18 | 0.66% |
| 2017 | $2,332,270,974.97 | 1.88% |
| 2018 | $2,373,152,789.87 | 1.75% |
| 2019 | $2,407,839,810.53 | 1.46% |
| 2020 | $2,434,716,365.41 | 1.12% |
| 2021 | $2,537,410,512.69 | 4.22% |
| 2022 | $2,729,064,767.08 | 7.55% |
| 2023 | $2,819,849,368.38 | 3.33% |
| 2024 | $2,917,443,584.34 | 3.46% |
| 2025 | $3,002,656,947.44 | 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 |