According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $92,883,181,364.39 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, $3,200,000,000 in Chicago in the year 1915 would cost $96,083,181,364.39 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 $3,200,000,000 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 | $3,200,000,000.00 | 0.17% |
| 1916 | $3,295,840,266.22 | 3.00% |
| 1917 | $3,756,405,990.02 | 13.97% |
| 1918 | $4,387,354,409.32 | 16.80% |
| 1919 | $5,324,459,234.61 | 21.36% |
| 1920 | $6,341,430,948.42 | 19.10% |
| 1921 | $5,806,322,795.34 | -8.44% |
| 1922 | $5,484,193,011.65 | -5.55% |
| 1923 | $5,550,748,752.08 | 1.21% |
| 1924 | $5,659,900,166.39 | 1.97% |
| 1925 | $5,785,024,958.40 | 2.21% |
| 1926 | $5,886,189,683.86 | 1.75% |
| 1927 | $5,832,945,091.51 | -0.90% |
| 1928 | $5,651,913,477.54 | -3.10% |
| 1929 | $5,638,602,329.45 | -0.24% |
| 1930 | $5,577,371,048.25 | -1.09% |
| 1931 | $5,098,169,717.14 | -8.59% |
| 1932 | $4,499,168,053.24 | -11.75% |
| 1933 | $4,035,940,099.83 | -10.30% |
| 1934 | $4,062,562,396.01 | 0.66% |
| 1935 | $4,238,269,550.75 | 4.33% |
| 1936 | $4,323,460,898.50 | 2.01% |
| 1937 | $4,501,830,282.86 | 4.13% |
| 1938 | $4,469,883,527.45 | -0.71% |
| 1939 | $4,382,029,950.08 | -1.97% |
| 1940 | $4,405,990,016.64 | 0.55% |
| 1941 | $4,637,603,993.34 | 5.26% |
| 1942 | $5,098,169,717.14 | 9.93% |
| 1943 | $5,383,028,286.19 | 5.59% |
| 1944 | $5,465,557,404.33 | 1.53% |
| 1945 | $5,582,695,507.49 | 2.14% |
| 1946 | $6,080,532,445.92 | 8.92% |
| 1947 | $7,062,895,174.71 | 16.16% |
| 1948 | $7,677,870,216.31 | 8.71% |
| 1949 | $7,669,883,527.45 | -0.10% |
| 1950 | $7,747,088,186.36 | 1.01% |
| 1951 | $8,356,738,768.72 | 7.87% |
| 1952 | $8,537,770,382.70 | 2.17% |
| 1953 | $8,612,312,811.98 | 0.87% |
| 1954 | $8,740,099,833.61 | 1.48% |
| 1955 | $8,798,668,885.19 | 0.67% |
| 1956 | $8,921,131,447.59 | 1.39% |
| 1957 | $9,211,314,475.87 | 3.25% |
| 1958 | $9,490,848,585.69 | 3.03% |
| 1959 | $9,568,053,244.59 | 0.81% |
| 1960 | $9,701,164,725.46 | 1.39% |
| 1961 | $9,749,084,858.57 | 0.49% |
| 1962 | $9,850,249,584.03 | 1.04% |
| 1963 | $9,948,752,079.87 | 1.00% |
| 1964 | $9,988,685,524.13 | 0.40% |
| 1965 | $10,121,797,004.99 | 1.33% |
| 1966 | $10,425,291,181.36 | 3.00% |
| 1967 | $10,696,838,602.33 | 2.60% |
| 1968 | $11,149,417,637.27 | 4.23% |
| 1969 | $11,759,068,219.63 | 5.47% |
| 1970 | $12,432,612,312.81 | 5.73% |
| 1971 | $12,922,462,562.40 | 3.94% |
| 1972 | $13,289,850,249.58 | 2.84% |
| 1973 | $14,123,128,119.80 | 6.27% |
| 1974 | $15,616,638,935.11 | 10.57% |
| 1975 | $16,849,251,247.92 | 7.89% |
| 1976 | $17,655,906,821.96 | 4.79% |
| 1977 | $18,766,056,572.38 | 6.29% |
| 1978 | $20,398,003,327.79 | 8.70% |
| 1979 | $22,943,094,841.93 | 12.48% |
| 1980 | $26,252,246,256.24 | 14.42% |
| 1981 | $28,765,391,014.98 | 9.57% |
| 1982 | $30,727,454,242.93 | 6.82% |
| 1983 | $31,952,079,866.89 | 3.99% |
| 1984 | $33,158,069,883.53 | 3.77% |
| 1985 | $34,409,317,803.66 | 3.77% |
| 1986 | $35,128,119,800.33 | 2.09% |
| 1987 | $36,576,372,712.15 | 4.12% |
| 1988 | $38,005,990,016.64 | 3.91% |
| 1989 | $39,928,119,800.33 | 5.06% |
| 1990 | $42,073,876,871.88 | 5.37% |
| 1991 | $43,780,366,056.57 | 4.06% |
| 1992 | $45,063,560,732.11 | 2.93% |
| 1993 | $46,453,244,592.35 | 3.08% |
| 1994 | $47,470,216,306.16 | 2.19% |
| 1995 | $48,979,700,499.17 | 3.18% |
| 1996 | $50,289,517,470.88 | 2.67% |
| 1997 | $51,665,890,183.03 | 2.74% |
| 1998 | $52,706,821,963.39 | 2.01% |
| 1999 | $53,798,336,106.49 | 2.07% |
| 2000 | $55,526,123,128.12 | 3.21% |
| 2001 | $56,971,713,810.32 | 2.60% |
| 2002 | $57,879,534,109.82 | 1.59% |
| 2003 | $58,944,425,956.74 | 1.84% |
| 2004 | $60,262,229,617.30 | 2.24% |
| 2005 | $62,085,856,905.16 | 3.03% |
| 2006 | $63,358,402,662.23 | 2.05% |
| 2007 | $65,432,572,379.37 | 3.27% |
| 2008 | $67,898,222,961.73 | 3.77% |
| 2009 | $67,086,615,640.60 | -1.20% |
| 2010 | $68,005,191,347.75 | 1.37% |
| 2011 | $69,862,495,840.27 | 2.73% |
| 2012 | $70,923,314,475.87 | 1.52% |
| 2013 | $71,734,895,174.71 | 1.14% |
| 2014 | $72,988,033,277.87 | 1.75% |
| 2015 | $72,772,259,567.39 | -0.30% |
| 2016 | $73,254,469,217.97 | 0.66% |
| 2017 | $74,631,241,264.56 | 1.88% |
| 2018 | $75,939,434,276.21 | 1.75% |
| 2019 | $77,049,397,670.55 | 1.46% |
| 2020 | $77,909,430,948.42 | 1.12% |
| 2021 | $81,195,580,698.84 | 4.22% |
| 2022 | $87,328,399,334.44 | 7.55% |
| 2023 | $90,233,450,915.14 | 3.33% |
| 2024 | $93,356,405,990.02 | 3.46% |
| 2025 | $96,083,181,364.39 | 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 |