According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $8,707,798,252,911,812 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, $300,000,000,000,000 in Chicago in the year 1915 would cost $9,007,798,252,911,812 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 $300,000,000,000,000 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 | $300,000,000,000,000.00 | 0.17% |
| 1916 | $308,985,024,958,402.63 | 3.00% |
| 1917 | $352,163,061,564,059.94 | 13.97% |
| 1918 | $411,314,475,873,544.06 | 16.80% |
| 1919 | $499,168,053,244,592.31 | 21.36% |
| 1920 | $594,509,151,414,309.50 | 19.10% |
| 1921 | $544,342,762,063,227.94 | -8.44% |
| 1922 | $514,143,094,841,930.06 | -5.55% |
| 1923 | $520,382,695,507,487.50 | 1.21% |
| 1924 | $530,615,640,599,001.63 | 1.97% |
| 1925 | $542,346,089,850,249.44 | 2.21% |
| 1926 | $551,830,282,861,896.81 | 1.75% |
| 1927 | $546,838,602,329,451.06 | -0.90% |
| 1928 | $529,866,888,519,134.75 | -3.10% |
| 1929 | $528,618,968,386,023.38 | -0.24% |
| 1930 | $522,878,535,773,710.38 | -1.09% |
| 1931 | $477,953,410,981,697.13 | -8.59% |
| 1932 | $421,797,004,991,680.50 | -11.75% |
| 1933 | $378,369,384,359,400.94 | -10.30% |
| 1934 | $380,865,224,625,623.94 | 0.66% |
| 1935 | $397,337,770,382,695.50 | 4.33% |
| 1936 | $405,324,459,234,608.94 | 2.01% |
| 1937 | $422,046,589,018,302.81 | 4.13% |
| 1938 | $419,051,580,698,835.25 | -0.71% |
| 1939 | $410,815,307,820,299.44 | -1.97% |
| 1940 | $413,061,564,059,900.06 | 0.55% |
| 1941 | $434,775,374,376,039.94 | 5.26% |
| 1942 | $477,953,410,981,697.13 | 9.93% |
| 1943 | $504,658,901,830,282.75 | 5.59% |
| 1944 | $512,396,006,655,574.00 | 1.53% |
| 1945 | $523,377,703,826,955.06 | 2.14% |
| 1946 | $570,049,916,805,324.38 | 8.92% |
| 1947 | $662,146,422,628,951.88 | 16.16% |
| 1948 | $719,800,332,778,702.00 | 8.71% |
| 1949 | $719,051,580,698,835.38 | -0.10% |
| 1950 | $726,289,517,470,881.75 | 1.01% |
| 1951 | $783,444,259,567,387.50 | 7.87% |
| 1952 | $800,415,973,377,703.63 | 2.17% |
| 1953 | $807,404,326,123,128.00 | 0.87% |
| 1954 | $819,384,359,400,998.25 | 1.48% |
| 1955 | $824,875,207,986,688.75 | 0.67% |
| 1956 | $836,356,073,211,314.38 | 1.39% |
| 1957 | $863,560,732,113,144.63 | 3.25% |
| 1958 | $889,767,054,908,485.75 | 3.03% |
| 1959 | $897,004,991,680,532.50 | 0.81% |
| 1960 | $909,484,193,011,647.00 | 1.39% |
| 1961 | $913,976,705,490,848.50 | 0.49% |
| 1962 | $923,460,898,502,495.88 | 1.04% |
| 1963 | $932,695,507,487,520.75 | 1.00% |
| 1964 | $936,439,267,886,855.00 | 0.40% |
| 1965 | $948,918,469,217,969.88 | 1.33% |
| 1966 | $977,371,048,252,911.88 | 3.00% |
| 1967 | $1,002,828,618,968,385.88 | 2.60% |
| 1968 | $1,045,257,903,494,176.13 | 4.23% |
| 1969 | $1,102,412,645,590,682.13 | 5.47% |
| 1970 | $1,165,557,404,326,123.00 | 5.73% |
| 1971 | $1,211,480,865,224,625.25 | 3.94% |
| 1972 | $1,245,923,460,898,502.50 | 2.84% |
| 1973 | $1,324,043,261,231,281.00 | 6.27% |
| 1974 | $1,464,059,900,166,389.00 | 10.57% |
| 1975 | $1,579,617,304,492,512.25 | 7.89% |
| 1976 | $1,655,241,264,559,068.25 | 4.79% |
| 1977 | $1,759,317,803,660,565.50 | 6.29% |
| 1978 | $1,912,312,811,980,033.00 | 8.70% |
| 1979 | $2,150,915,141,430,948.25 | 12.48% |
| 1980 | $2,461,148,086,522,462.50 | 14.42% |
| 1981 | $2,696,755,407,653,910.00 | 9.57% |
| 1982 | $2,880,698,835,274,542.00 | 6.82% |
| 1983 | $2,995,507,487,520,798.50 | 3.99% |
| 1984 | $3,108,569,051,580,698.00 | 3.77% |
| 1985 | $3,225,873,544,093,178.00 | 3.77% |
| 1986 | $3,293,261,231,281,197.50 | 2.09% |
| 1987 | $3,429,034,941,763,726.50 | 4.12% |
| 1988 | $3,563,061,564,059,899.50 | 3.91% |
| 1989 | $3,743,261,231,281,197.50 | 5.06% |
| 1990 | $3,944,425,956,738,769.50 | 5.37% |
| 1991 | $4,104,409,317,803,660.00 | 4.06% |
| 1992 | $4,224,708,818,635,607.00 | 2.93% |
| 1993 | $4,354,991,680,532,445.50 | 3.08% |
| 1994 | $4,450,332,778,702,162.50 | 2.19% |
| 1995 | $4,591,846,921,797,005.00 | 3.18% |
| 1996 | $4,714,642,262,895,174.00 | 2.67% |
| 1997 | $4,843,677,204,658,901.00 | 2.74% |
| 1998 | $4,941,264,559,068,219.00 | 2.01% |
| 1999 | $5,043,594,009,983,361.00 | 2.07% |
| 2000 | $5,205,574,043,261,230.00 | 3.21% |
| 2001 | $5,341,098,169,717,138.00 | 2.60% |
| 2002 | $5,426,206,322,795,340.00 | 1.59% |
| 2003 | $5,526,039,933,444,259.00 | 1.84% |
| 2004 | $5,649,584,026,622,296.00 | 2.24% |
| 2005 | $5,820,549,084,858,569.00 | 3.03% |
| 2006 | $5,939,850,249,584,027.00 | 2.05% |
| 2007 | $6,134,303,660,565,723.00 | 3.27% |
| 2008 | $6,365,458,402,662,228.00 | 3.77% |
| 2009 | $6,289,370,216,306,156.00 | -1.20% |
| 2010 | $6,375,486,688,851,913.00 | 1.37% |
| 2011 | $6,549,608,985,024,957.00 | 2.73% |
| 2012 | $6,649,060,732,113,143.00 | 1.52% |
| 2013 | $6,725,146,422,628,951.00 | 1.14% |
| 2014 | $6,842,628,119,800,332.00 | 1.75% |
| 2015 | $6,822,399,334,442,595.00 | -0.30% |
| 2016 | $6,867,606,489,184,692.00 | 0.66% |
| 2017 | $6,996,678,868,552,413.00 | 1.88% |
| 2018 | $7,119,321,963,394,341.00 | 1.75% |
| 2019 | $7,223,381,031,613,976.00 | 1.46% |
| 2020 | $7,304,009,151,414,309.00 | 1.12% |
| 2021 | $7,612,085,690,515,805.00 | 4.22% |
| 2022 | $8,187,037,437,603,994.00 | 7.55% |
| 2023 | $8,459,386,023,294,508.00 | 3.33% |
| 2024 | $8,752,163,061,564,058.00 | 3.46% |
| 2025 | $9,007,798,252,911,812.00 | 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 |