According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $1,201,676,158,901,830.25 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, $41,400,000,000,000 in Chicago in the year 1915 would cost $1,243,076,158,901,830.25 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 $41,400,000,000,000 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 | $41,400,000,000,000.00 | 0.17% |
| 1916 | $42,639,933,444,259.56 | 3.00% |
| 1917 | $48,598,502,495,840.27 | 13.97% |
| 1918 | $56,761,397,670,549.08 | 16.80% |
| 1919 | $68,885,191,347,753.73 | 21.36% |
| 1920 | $82,042,262,895,174.69 | 19.10% |
| 1921 | $75,119,301,164,725.45 | -8.44% |
| 1922 | $70,951,747,088,186.34 | -5.55% |
| 1923 | $71,812,811,980,033.27 | 1.21% |
| 1924 | $73,224,958,402,662.22 | 1.97% |
| 1925 | $74,843,760,399,334.42 | 2.21% |
| 1926 | $76,152,579,034,941.75 | 1.75% |
| 1927 | $75,463,727,121,464.23 | -0.90% |
| 1928 | $73,121,630,615,640.59 | -3.10% |
| 1929 | $72,949,417,637,271.22 | -0.24% |
| 1930 | $72,157,237,936,772.05 | -1.09% |
| 1931 | $65,957,570,715,474.20 | -8.59% |
| 1932 | $58,207,986,688,851.91 | -11.75% |
| 1933 | $52,214,975,041,597.34 | -10.30% |
| 1934 | $52,559,400,998,336.10 | 0.66% |
| 1935 | $54,832,612,312,811.98 | 4.33% |
| 1936 | $55,934,775,374,376.04 | 2.01% |
| 1937 | $58,242,429,284,525.79 | 4.13% |
| 1938 | $57,829,118,136,439.27 | -0.71% |
| 1939 | $56,692,512,479,201.33 | -1.97% |
| 1940 | $57,002,495,840,266.22 | 0.55% |
| 1941 | $59,999,001,663,893.51 | 5.26% |
| 1942 | $65,957,570,715,474.20 | 9.93% |
| 1943 | $69,642,928,452,579.02 | 5.59% |
| 1944 | $70,710,648,918,469.22 | 1.53% |
| 1945 | $72,226,123,128,119.80 | 2.14% |
| 1946 | $78,666,888,519,134.78 | 8.92% |
| 1947 | $91,376,206,322,795.31 | 16.16% |
| 1948 | $99,332,445,923,460.88 | 8.71% |
| 1949 | $99,229,118,136,439.28 | -0.10% |
| 1950 | $100,227,953,410,981.69 | 1.01% |
| 1951 | $108,115,307,820,299.48 | 7.87% |
| 1952 | $110,457,404,326,123.13 | 2.17% |
| 1953 | $111,421,797,004,991.69 | 0.87% |
| 1954 | $113,075,041,597,337.77 | 1.48% |
| 1955 | $113,832,778,702,163.05 | 0.67% |
| 1956 | $115,417,138,103,161.41 | 1.39% |
| 1957 | $119,171,381,031,613.95 | 3.25% |
| 1958 | $122,787,853,577,371.05 | 3.03% |
| 1959 | $123,786,688,851,913.48 | 0.81% |
| 1960 | $125,508,818,635,607.28 | 1.39% |
| 1961 | $126,128,785,357,737.09 | 0.49% |
| 1962 | $127,437,603,993,344.42 | 1.04% |
| 1963 | $128,711,980,033,277.86 | 1.00% |
| 1964 | $129,228,618,968,386.02 | 0.40% |
| 1965 | $130,950,748,752,079.86 | 1.33% |
| 1966 | $134,877,204,658,901.80 | 3.00% |
| 1967 | $138,390,349,417,637.28 | 2.60% |
| 1968 | $144,245,590,682,196.31 | 4.23% |
| 1969 | $152,132,945,091,514.09 | 5.47% |
| 1970 | $160,846,921,797,004.97 | 5.73% |
| 1971 | $167,184,359,400,998.31 | 3.94% |
| 1972 | $171,937,437,603,993.34 | 2.84% |
| 1973 | $182,717,970,049,916.81 | 6.27% |
| 1974 | $202,040,266,222,961.72 | 10.57% |
| 1975 | $217,987,188,019,966.72 | 7.89% |
| 1976 | $228,423,294,509,151.44 | 4.79% |
| 1977 | $242,785,856,905,158.09 | 6.29% |
| 1978 | $263,899,168,053,244.56 | 8.70% |
| 1979 | $296,826,289,517,470.88 | 12.48% |
| 1980 | $339,638,435,940,099.81 | 14.42% |
| 1981 | $372,152,246,256,239.50 | 9.57% |
| 1982 | $397,536,439,267,886.81 | 6.82% |
| 1983 | $413,380,033,277,870.25 | 3.99% |
| 1984 | $428,982,529,118,136.38 | 3.77% |
| 1985 | $445,170,549,084,858.56 | 3.77% |
| 1986 | $454,470,049,916,805.25 | 2.09% |
| 1987 | $473,206,821,963,394.31 | 4.12% |
| 1988 | $491,702,495,840,266.06 | 3.91% |
| 1989 | $516,570,049,916,805.25 | 5.06% |
| 1990 | $544,330,782,029,950.06 | 5.37% |
| 1991 | $566,408,485,856,905.13 | 4.06% |
| 1992 | $583,009,816,971,713.75 | 2.93% |
| 1993 | $600,988,851,913,477.50 | 3.08% |
| 1994 | $614,145,923,460,898.50 | 2.19% |
| 1995 | $633,674,875,207,986.50 | 3.18% |
| 1996 | $650,620,632,279,534.00 | 2.67% |
| 1997 | $668,427,454,242,928.38 | 2.74% |
| 1998 | $681,894,509,151,414.13 | 2.01% |
| 1999 | $696,015,973,377,703.88 | 2.07% |
| 2000 | $718,369,217,970,049.75 | 3.21% |
| 2001 | $737,071,547,420,965.00 | 2.60% |
| 2002 | $748,816,472,545,757.00 | 1.59% |
| 2003 | $762,593,510,815,307.88 | 1.84% |
| 2004 | $779,642,595,673,876.75 | 2.24% |
| 2005 | $803,235,773,710,482.50 | 3.03% |
| 2006 | $819,699,334,442,595.88 | 2.05% |
| 2007 | $846,533,905,158,069.88 | 3.27% |
| 2008 | $878,433,259,567,387.50 | 3.77% |
| 2009 | $867,933,089,850,249.50 | -1.20% |
| 2010 | $879,817,163,061,564.00 | 1.37% |
| 2011 | $903,846,039,933,444.13 | 2.73% |
| 2012 | $917,570,381,031,613.75 | 1.52% |
| 2013 | $928,070,206,322,795.25 | 1.14% |
| 2014 | $944,282,680,532,445.88 | 1.75% |
| 2015 | $941,491,108,153,078.13 | -0.30% |
| 2016 | $947,729,695,507,487.50 | 0.66% |
| 2017 | $965,541,683,860,233.13 | 1.88% |
| 2018 | $982,466,430,948,419.25 | 1.75% |
| 2019 | $996,826,582,362,728.75 | 1.46% |
| 2020 | $1,007,953,262,895,174.50 | 1.12% |
| 2021 | $1,050,467,825,291,181.13 | 4.22% |
| 2022 | $1,129,811,166,389,351.00 | 7.55% |
| 2023 | $1,167,395,271,214,642.25 | 3.33% |
| 2024 | $1,207,798,502,495,840.00 | 3.46% |
| 2025 | $1,243,076,158,901,830.25 | 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 |