According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $10,884,747,816.14 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, $375,000,000 in Chicago in the year 1915 would cost $11,259,747,816.14 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 $375,000,000 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 | $375,000,000.00 | 0.17% |
| 1916 | $386,231,281.20 | 3.00% |
| 1917 | $440,203,826.96 | 13.97% |
| 1918 | $514,143,094.84 | 16.80% |
| 1919 | $623,960,066.56 | 21.36% |
| 1920 | $743,136,439.27 | 19.10% |
| 1921 | $680,428,452.58 | -8.44% |
| 1922 | $642,678,868.55 | -5.55% |
| 1923 | $650,478,369.38 | 1.21% |
| 1924 | $663,269,550.75 | 1.97% |
| 1925 | $677,932,612.31 | 2.21% |
| 1926 | $689,787,853.58 | 1.75% |
| 1927 | $683,548,252.91 | -0.90% |
| 1928 | $662,333,610.65 | -3.10% |
| 1929 | $660,773,710.48 | -0.24% |
| 1930 | $653,598,169.72 | -1.09% |
| 1931 | $597,441,763.73 | -8.59% |
| 1932 | $527,246,256.24 | -11.75% |
| 1933 | $472,961,730.45 | -10.30% |
| 1934 | $476,081,530.78 | 0.66% |
| 1935 | $496,672,212.98 | 4.33% |
| 1936 | $506,655,574.04 | 2.01% |
| 1937 | $527,558,236.27 | 4.13% |
| 1938 | $523,814,475.87 | -0.71% |
| 1939 | $513,519,134.78 | -1.97% |
| 1940 | $516,326,955.07 | 0.55% |
| 1941 | $543,469,217.97 | 5.26% |
| 1942 | $597,441,763.73 | 9.93% |
| 1943 | $630,823,627.29 | 5.59% |
| 1944 | $640,495,008.32 | 1.53% |
| 1945 | $654,222,129.78 | 2.14% |
| 1946 | $712,562,396.01 | 8.92% |
| 1947 | $827,683,028.29 | 16.16% |
| 1948 | $899,750,415.97 | 8.71% |
| 1949 | $898,814,475.87 | -0.10% |
| 1950 | $907,861,896.84 | 1.01% |
| 1951 | $979,305,324.46 | 7.87% |
| 1952 | $1,000,519,966.72 | 2.17% |
| 1953 | $1,009,255,407.65 | 0.87% |
| 1954 | $1,024,230,449.25 | 1.48% |
| 1955 | $1,031,094,009.98 | 0.67% |
| 1956 | $1,045,445,091.51 | 1.39% |
| 1957 | $1,079,450,915.14 | 3.25% |
| 1958 | $1,112,208,818.64 | 3.03% |
| 1959 | $1,121,256,239.60 | 0.81% |
| 1960 | $1,136,855,241.26 | 1.39% |
| 1961 | $1,142,470,881.86 | 0.49% |
| 1962 | $1,154,326,123.13 | 1.04% |
| 1963 | $1,165,869,384.36 | 1.00% |
| 1964 | $1,170,549,084.86 | 0.40% |
| 1965 | $1,186,148,086.52 | 1.33% |
| 1966 | $1,221,713,810.32 | 3.00% |
| 1967 | $1,253,535,773.71 | 2.60% |
| 1968 | $1,306,572,379.37 | 4.23% |
| 1969 | $1,378,015,806.99 | 5.47% |
| 1970 | $1,456,946,755.41 | 5.73% |
| 1971 | $1,514,351,081.53 | 3.94% |
| 1972 | $1,557,404,326.12 | 2.84% |
| 1973 | $1,655,054,076.54 | 6.27% |
| 1974 | $1,830,074,875.21 | 10.57% |
| 1975 | $1,974,521,630.62 | 7.89% |
| 1976 | $2,069,051,580.70 | 4.79% |
| 1977 | $2,199,147,254.58 | 6.29% |
| 1978 | $2,390,391,014.98 | 8.70% |
| 1979 | $2,688,643,926.79 | 12.48% |
| 1980 | $3,076,435,108.15 | 14.42% |
| 1981 | $3,370,944,259.57 | 9.57% |
| 1982 | $3,600,873,544.09 | 6.82% |
| 1983 | $3,744,384,359.40 | 3.99% |
| 1984 | $3,885,711,314.48 | 3.77% |
| 1985 | $4,032,341,930.12 | 3.77% |
| 1986 | $4,116,576,539.10 | 2.09% |
| 1987 | $4,286,293,677.20 | 4.12% |
| 1988 | $4,453,826,955.07 | 3.91% |
| 1989 | $4,679,076,539.10 | 5.06% |
| 1990 | $4,930,532,445.92 | 5.37% |
| 1991 | $5,130,511,647.25 | 4.06% |
| 1992 | $5,280,886,023.29 | 2.93% |
| 1993 | $5,443,739,600.67 | 3.08% |
| 1994 | $5,562,915,973.38 | 2.19% |
| 1995 | $5,739,808,652.25 | 3.18% |
| 1996 | $5,893,302,828.62 | 2.67% |
| 1997 | $6,054,596,505.82 | 2.74% |
| 1998 | $6,176,580,698.84 | 2.01% |
| 1999 | $6,304,492,512.48 | 2.07% |
| 2000 | $6,506,967,554.08 | 3.21% |
| 2001 | $6,676,372,712.15 | 2.60% |
| 2002 | $6,782,757,903.49 | 1.59% |
| 2003 | $6,907,549,916.81 | 1.84% |
| 2004 | $7,061,980,033.28 | 2.24% |
| 2005 | $7,275,686,356.07 | 3.03% |
| 2006 | $7,424,812,811.98 | 2.05% |
| 2007 | $7,667,879,575.71 | 3.27% |
| 2008 | $7,956,823,003.33 | 3.77% |
| 2009 | $7,861,712,770.38 | -1.20% |
| 2010 | $7,969,358,361.06 | 1.37% |
| 2011 | $8,187,011,231.28 | 2.73% |
| 2012 | $8,311,325,915.14 | 1.52% |
| 2013 | $8,406,433,028.29 | 1.14% |
| 2014 | $8,553,285,149.75 | 1.75% |
| 2015 | $8,527,999,168.05 | -0.30% |
| 2016 | $8,584,508,111.48 | 0.66% |
| 2017 | $8,745,848,585.69 | 1.88% |
| 2018 | $8,899,152,454.24 | 1.75% |
| 2019 | $9,029,226,289.52 | 1.46% |
| 2020 | $9,130,011,439.27 | 1.12% |
| 2021 | $9,515,107,113.14 | 4.22% |
| 2022 | $10,233,796,797.00 | 7.55% |
| 2023 | $10,574,232,529.12 | 3.33% |
| 2024 | $10,940,203,826.96 | 3.46% |
| 2025 | $11,259,747,816.14 | 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 |