According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,928.52% higher in 2026 versus 1915 (a $11,436,598,475.91 difference in value).
Between 1915 and 2026:Chicago experienced an average inflation rate of 3.12% per year. This rate of change indicates significant inflation. In other words, $390,525,192 in Chicago in the year 1915 would cost $11,827,123,667.91 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.18% 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 1915-2026 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 $390,525,192 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 | $390,525,192.00 | 0.17% |
| 1916 | $402,221,453.99 | 3.00% |
| 1917 | $458,428,490.78 | 13.97% |
| 1918 | $535,428,882.21 | 16.80% |
| 1919 | $649,792,332.78 | 21.36% |
| 1920 | $773,902,668.34 | 19.10% |
| 1921 | $708,598,538.90 | -8.44% |
| 1922 | $669,286,102.76 | -5.55% |
| 1923 | $677,408,506.92 | 1.21% |
| 1924 | $690,729,249.74 | 1.97% |
| 1925 | $705,999,369.56 | 2.21% |
| 1926 | $718,345,423.89 | 1.75% |
| 1927 | $711,847,500.56 | -0.90% |
| 1928 | $689,754,561.24 | -3.10% |
| 1929 | $688,130,080.41 | -0.24% |
| 1930 | $680,657,468.59 | -1.09% |
| 1931 | $622,176,158.64 | -8.59% |
| 1932 | $549,074,521.20 | -11.75% |
| 1933 | $492,542,588.25 | -10.30% |
| 1934 | $495,791,549.91 | 0.66% |
| 1935 | $517,234,696.89 | 4.33% |
| 1936 | $527,631,374.22 | 2.01% |
| 1937 | $549,399,417.36 | 4.13% |
| 1938 | $545,500,663.37 | -0.71% |
| 1939 | $534,779,089.88 | -1.97% |
| 1940 | $537,703,155.37 | 0.55% |
| 1941 | $565,969,121.85 | 5.26% |
| 1942 | $622,176,158.64 | 9.93% |
| 1943 | $656,940,048.44 | 5.59% |
| 1944 | $667,011,829.60 | 1.53% |
| 1945 | $681,307,260.92 | 2.14% |
| 1946 | $742,062,844.03 | 8.92% |
| 1947 | $861,949,529.43 | 16.16% |
| 1948 | $937,000,543.87 | 8.71% |
| 1949 | $936,025,855.37 | -0.10% |
| 1950 | $945,447,844.19 | 1.01% |
| 1951 | $1,019,849,066.30 | 7.87% |
| 1952 | $1,041,942,005.61 | 2.17% |
| 1953 | $1,051,039,098.27 | 0.87% |
| 1954 | $1,066,634,114.26 | 1.48% |
| 1955 | $1,073,781,829.92 | 0.67% |
| 1956 | $1,088,727,053.57 | 1.39% |
| 1957 | $1,124,140,735.71 | 3.25% |
| 1958 | $1,158,254,833.18 | 3.03% |
| 1959 | $1,167,676,822.00 | 0.81% |
| 1960 | $1,183,921,630.32 | 1.39% |
| 1961 | $1,189,769,761.32 | 0.49% |
| 1962 | $1,202,115,815.64 | 1.04% |
| 1963 | $1,214,136,973.80 | 1.00% |
| 1964 | $1,219,010,416.29 | 0.40% |
| 1965 | $1,235,255,224.61 | 1.33% |
| 1966 | $1,272,293,387.58 | 3.00% |
| 1967 | $1,305,432,796.55 | 2.60% |
| 1968 | $1,360,665,144.84 | 4.23% |
| 1969 | $1,435,066,366.94 | 5.47% |
| 1970 | $1,517,265,097.04 | 5.73% |
| 1971 | $1,577,045,991.65 | 3.94% |
| 1972 | $1,621,881,662.62 | 2.84% |
| 1973 | $1,723,574,162.70 | 6.27% |
| 1974 | $1,905,840,912.04 | 10.57% |
| 1975 | $2,056,267,837.08 | 7.89% |
| 1976 | $2,154,711,375.49 | 4.79% |
| 1977 | $2,290,193,076.88 | 6.29% |
| 1978 | $2,489,354,426.88 | 8.70% |
| 1979 | $2,799,955,161.94 | 12.48% |
| 1980 | $3,203,801,096.77 | 14.42% |
| 1981 | $3,510,503,077.84 | 9.57% |
| 1982 | $3,749,951,552.47 | 6.82% |
| 1983 | $3,899,403,789.00 | 3.99% |
| 1984 | $4,046,581,752.38 | 3.77% |
| 1985 | $4,199,282,950.58 | 3.77% |
| 1986 | $4,287,004,915.51 | 2.09% |
| 1987 | $4,463,748,430.02 | 4.12% |
| 1988 | $4,638,217,671.37 | 3.91% |
| 1989 | $4,872,792,703.51 | 5.06% |
| 1990 | $5,134,659,013.62 | 5.37% |
| 1991 | $5,342,917,456.27 | 4.06% |
| 1992 | $5,499,517,408.47 | 2.93% |
| 1993 | $5,669,113,207.33 | 3.08% |
| 1994 | $5,793,223,542.89 | 2.19% |
| 1995 | $5,977,439,669.23 | 3.18% |
| 1996 | $6,137,288,583.09 | 2.67% |
| 1997 | $6,305,259,901.12 | 2.74% |
| 1998 | $6,432,294,302.18 | 2.01% |
| 1999 | $6,565,501,730.40 | 2.07% |
| 2000 | $6,776,359,342.38 | 3.21% |
| 2001 | $6,952,777,960.73 | 2.60% |
| 2002 | $7,063,567,553.47 | 1.59% |
| 2003 | $7,193,526,020.03 | 1.84% |
| 2004 | $7,354,349,622.39 | 2.24% |
| 2005 | $7,576,903,496.37 | 3.03% |
| 2006 | $7,732,203,863.90 | 2.05% |
| 2007 | $7,985,333,716.10 | 3.27% |
| 2008 | $8,286,239,549.56 | 3.77% |
| 2009 | $8,187,191,704.27 | -1.20% |
| 2010 | $8,299,293,877.52 | 1.37% |
| 2011 | $8,525,957,688.01 | 2.73% |
| 2012 | $8,655,419,063.43 | 1.52% |
| 2013 | $8,754,463,659.75 | 1.14% |
| 2014 | $8,907,395,534.23 | 1.75% |
| 2015 | $8,881,062,699.95 | -0.30% |
| 2016 | $8,939,911,142.56 | 0.66% |
| 2017 | $9,107,931,195.01 | 1.88% |
| 2018 | $9,267,581,922.21 | 1.75% |
| 2019 | $9,403,040,880.87 | 1.46% |
| 2020 | $9,507,998,587.42 | 1.12% |
| 2021 | $9,909,037,419.36 | 4.22% |
| 2022 | $10,657,481,224.10 | 7.55% |
| 2023 | $11,012,011,169.83 | 3.33% |
| 2024 | $11,393,133,866.78 | 3.46% |
| 2025 | $11,754,824,524.01 | 3.17% |
| 2026 | $11,827,123,667.91 | 0.62%* |
* 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 | 2026 |
| 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 | 301.502 | 303.356 |