According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $174,155,965,058,236,256 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, $6,000,000,000,000,000 in Chicago in the year 1915 would cost $180,155,965,058,236,256 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 $6,000,000,000,000,000 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 | $6,000,000,000,000,000.00 | 0.17% |
| 1916 | $6,179,700,499,168,052.00 | 3.00% |
| 1917 | $7,043,261,231,281,197.00 | 13.97% |
| 1918 | $8,226,289,517,470,881.00 | 16.80% |
| 1919 | $9,983,361,064,891,846.00 | 21.36% |
| 1920 | $11,890,183,028,286,188.00 | 19.10% |
| 1921 | $10,886,855,241,264,558.00 | -8.44% |
| 1922 | $10,282,861,896,838,602.00 | -5.55% |
| 1923 | $10,407,653,910,149,750.00 | 1.21% |
| 1924 | $10,612,312,811,980,030.00 | 1.97% |
| 1925 | $10,846,921,797,004,990.00 | 2.21% |
| 1926 | $11,036,605,657,237,936.00 | 1.75% |
| 1927 | $10,936,772,046,589,018.00 | -0.90% |
| 1928 | $10,597,337,770,382,694.00 | -3.10% |
| 1929 | $10,572,379,367,720,466.00 | -0.24% |
| 1930 | $10,457,570,715,474,208.00 | -1.09% |
| 1931 | $9,559,068,219,633,942.00 | -8.59% |
| 1932 | $8,435,940,099,833,610.00 | -11.75% |
| 1933 | $7,567,387,687,188,019.00 | -10.30% |
| 1934 | $7,617,304,492,512,479.00 | 0.66% |
| 1935 | $7,946,755,407,653,908.00 | 4.33% |
| 1936 | $8,106,489,184,692,179.00 | 2.01% |
| 1937 | $8,440,931,780,366,056.00 | 4.13% |
| 1938 | $8,381,031,613,976,705.00 | -0.71% |
| 1939 | $8,216,306,156,405,989.00 | -1.97% |
| 1940 | $8,261,231,281,198,003.00 | 0.55% |
| 1941 | $8,695,507,487,520,797.00 | 5.26% |
| 1942 | $9,559,068,219,633,942.00 | 9.93% |
| 1943 | $10,093,178,036,605,654.00 | 5.59% |
| 1944 | $10,247,920,133,111,480.00 | 1.53% |
| 1945 | $10,467,554,076,539,102.00 | 2.14% |
| 1946 | $11,400,998,336,106,490.00 | 8.92% |
| 1947 | $13,242,928,452,579,034.00 | 16.16% |
| 1948 | $14,396,006,655,574,042.00 | 8.71% |
| 1949 | $14,381,031,613,976,706.00 | -0.10% |
| 1950 | $14,525,790,349,417,636.00 | 1.01% |
| 1951 | $15,668,885,191,347,752.00 | 7.87% |
| 1952 | $16,008,319,467,554,076.00 | 2.17% |
| 1953 | $16,148,086,522,462,562.00 | 0.87% |
| 1954 | $16,387,687,188,019,966.00 | 1.48% |
| 1955 | $16,497,504,159,733,776.00 | 0.67% |
| 1956 | $16,727,121,464,226,288.00 | 1.39% |
| 1957 | $17,271,214,642,262,894.00 | 3.25% |
| 1958 | $17,795,341,098,169,716.00 | 3.03% |
| 1959 | $17,940,099,833,610,648.00 | 0.81% |
| 1960 | $18,189,683,860,232,940.00 | 1.39% |
| 1961 | $18,279,534,109,816,972.00 | 0.49% |
| 1962 | $18,469,217,970,049,916.00 | 1.04% |
| 1963 | $18,653,910,149,750,416.00 | 1.00% |
| 1964 | $18,728,785,357,737,104.00 | 0.40% |
| 1965 | $18,978,369,384,359,400.00 | 1.33% |
| 1966 | $19,547,420,965,058,236.00 | 3.00% |
| 1967 | $20,056,572,379,367,720.00 | 2.60% |
| 1968 | $20,905,158,069,883,524.00 | 4.23% |
| 1969 | $22,048,252,911,813,640.00 | 5.47% |
| 1970 | $23,311,148,086,522,460.00 | 5.73% |
| 1971 | $24,229,617,304,492,508.00 | 3.94% |
| 1972 | $24,918,469,217,970,048.00 | 2.84% |
| 1973 | $26,480,865,224,625,616.00 | 6.27% |
| 1974 | $29,281,198,003,327,784.00 | 10.57% |
| 1975 | $31,592,346,089,850,252.00 | 7.89% |
| 1976 | $33,104,825,291,181,368.00 | 4.79% |
| 1977 | $35,186,356,073,211,312.00 | 6.29% |
| 1978 | $38,246,256,239,600,664.00 | 8.70% |
| 1979 | $43,018,302,828,618,976.00 | 12.48% |
| 1980 | $49,222,961,730,449,256.00 | 14.42% |
| 1981 | $53,935,108,153,078,200.00 | 9.57% |
| 1982 | $57,613,976,705,490,840.00 | 6.82% |
| 1983 | $59,910,149,750,415,976.00 | 3.99% |
| 1984 | $62,171,381,031,613,976.00 | 3.77% |
| 1985 | $64,517,470,881,863,544.00 | 3.77% |
| 1986 | $65,865,224,625,623,952.00 | 2.09% |
| 1987 | $68,580,698,835,274,536.00 | 4.12% |
| 1988 | $71,261,231,281,197,976.00 | 3.91% |
| 1989 | $74,865,224,625,623,952.00 | 5.06% |
| 1990 | $78,888,519,134,775,376.00 | 5.37% |
| 1991 | $82,088,186,356,073,200.00 | 4.06% |
| 1992 | $84,494,176,372,712,144.00 | 2.93% |
| 1993 | $87,099,833,610,648,912.00 | 3.08% |
| 1994 | $89,006,655,574,043,248.00 | 2.19% |
| 1995 | $91,836,938,435,940,096.00 | 3.18% |
| 1996 | $94,292,845,257,903,488.00 | 2.67% |
| 1997 | $96,873,544,093,178,016.00 | 2.74% |
| 1998 | $98,825,291,181,364,368.00 | 2.01% |
| 1999 | $100,871,880,199,667,216.00 | 2.07% |
| 2000 | $104,111,480,865,224,608.00 | 3.21% |
| 2001 | $106,821,963,394,342,752.00 | 2.60% |
| 2002 | $108,524,126,455,906,800.00 | 1.59% |
| 2003 | $110,520,798,668,885,184.00 | 1.84% |
| 2004 | $112,991,680,532,445,920.00 | 2.24% |
| 2005 | $116,410,981,697,171,376.00 | 3.03% |
| 2006 | $118,797,004,991,680,528.00 | 2.05% |
| 2007 | $122,686,073,211,314,464.00 | 3.27% |
| 2008 | $127,309,168,053,244,576.00 | 3.77% |
| 2009 | $125,787,404,326,123,104.00 | -1.20% |
| 2010 | $127,509,733,777,038,256.00 | 1.37% |
| 2011 | $130,992,179,700,499,152.00 | 2.73% |
| 2012 | $132,981,214,642,262,848.00 | 1.52% |
| 2013 | $134,502,928,452,579,024.00 | 1.14% |
| 2014 | $136,852,562,396,006,640.00 | 1.75% |
| 2015 | $136,447,986,688,851,904.00 | -0.30% |
| 2016 | $137,352,129,783,693,840.00 | 0.66% |
| 2017 | $139,933,577,371,048,256.00 | 1.88% |
| 2018 | $142,386,439,267,886,864.00 | 1.75% |
| 2019 | $144,467,620,632,279,520.00 | 1.46% |
| 2020 | $146,080,183,028,286,176.00 | 1.12% |
| 2021 | $152,241,713,810,316,128.00 | 4.22% |
| 2022 | $163,740,748,752,079,840.00 | 7.55% |
| 2023 | $169,187,720,465,890,176.00 | 3.33% |
| 2024 | $175,043,261,231,281,152.00 | 3.46% |
| 2025 | $180,155,965,058,236,256.00 | 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 |