According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $4,092,665,178,868.55 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, $141,000,000,000 in Chicago in the year 1915 would cost $4,233,665,178,868.55 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 $141,000,000,000 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 | $141,000,000,000.00 | 0.17% |
| 1916 | $145,222,961,730.45 | 3.00% |
| 1917 | $165,516,638,935.11 | 13.97% |
| 1918 | $193,317,803,660.57 | 16.80% |
| 1919 | $234,608,985,024.96 | 21.36% |
| 1920 | $279,419,301,164.73 | 19.10% |
| 1921 | $255,841,098,169.72 | -8.44% |
| 1922 | $241,647,254,575.71 | -5.55% |
| 1923 | $244,579,866,888.52 | 1.21% |
| 1924 | $249,389,351,081.53 | 1.97% |
| 1925 | $254,902,662,229.62 | 2.21% |
| 1926 | $259,360,232,945.09 | 1.75% |
| 1927 | $257,014,143,094.84 | -0.90% |
| 1928 | $249,037,437,603.99 | -3.10% |
| 1929 | $248,450,915,141.43 | -0.24% |
| 1930 | $245,752,911,813.64 | -1.09% |
| 1931 | $224,638,103,161.40 | -8.59% |
| 1932 | $198,244,592,346.09 | -11.75% |
| 1933 | $177,833,610,648.92 | -10.30% |
| 1934 | $179,006,655,574.04 | 0.66% |
| 1935 | $186,748,752,079.87 | 4.33% |
| 1936 | $190,502,495,840.27 | 2.01% |
| 1937 | $198,361,896,838.60 | 4.13% |
| 1938 | $196,954,242,928.45 | -0.71% |
| 1939 | $193,083,194,675.54 | -1.97% |
| 1940 | $194,138,935,108.15 | 0.55% |
| 1941 | $204,344,425,956.74 | 5.26% |
| 1942 | $224,638,103,161.40 | 9.93% |
| 1943 | $237,189,683,860.23 | 5.59% |
| 1944 | $240,826,123,128.12 | 1.53% |
| 1945 | $245,987,520,798.67 | 2.14% |
| 1946 | $267,923,460,898.50 | 8.92% |
| 1947 | $311,208,818,635.61 | 16.16% |
| 1948 | $338,306,156,405.99 | 8.71% |
| 1949 | $337,954,242,928.45 | -0.10% |
| 1950 | $341,356,073,211.31 | 1.01% |
| 1951 | $368,218,801,996.67 | 7.87% |
| 1952 | $376,195,507,487.52 | 2.17% |
| 1953 | $379,480,033,277.87 | 0.87% |
| 1954 | $385,110,648,918.47 | 1.48% |
| 1955 | $387,691,347,753.74 | 0.67% |
| 1956 | $393,087,354,409.32 | 1.39% |
| 1957 | $405,873,544,093.18 | 3.25% |
| 1958 | $418,190,515,806.99 | 3.03% |
| 1959 | $421,592,346,089.85 | 0.81% |
| 1960 | $427,457,570,715.47 | 1.39% |
| 1961 | $429,569,051,580.70 | 0.49% |
| 1962 | $434,026,622,296.17 | 1.04% |
| 1963 | $438,366,888,519.13 | 1.00% |
| 1964 | $440,126,455,906.82 | 0.40% |
| 1965 | $445,991,680,532.45 | 1.33% |
| 1966 | $459,364,392,678.87 | 3.00% |
| 1967 | $471,329,450,915.14 | 2.60% |
| 1968 | $491,271,214,642.26 | 4.23% |
| 1969 | $518,133,943,427.62 | 5.47% |
| 1970 | $547,811,980,033.28 | 5.73% |
| 1971 | $569,396,006,655.57 | 3.94% |
| 1972 | $585,584,026,622.30 | 2.84% |
| 1973 | $622,300,332,778.70 | 6.27% |
| 1974 | $688,108,153,078.20 | 10.57% |
| 1975 | $742,420,133,111.48 | 7.89% |
| 1976 | $777,963,394,342.76 | 4.79% |
| 1977 | $826,879,367,720.47 | 6.29% |
| 1978 | $898,787,021,630.62 | 8.70% |
| 1979 | $1,010,930,116,472.55 | 12.48% |
| 1980 | $1,156,739,600,665.56 | 14.42% |
| 1981 | $1,267,475,041,597.34 | 9.57% |
| 1982 | $1,353,928,452,579.04 | 6.82% |
| 1983 | $1,407,888,519,134.78 | 3.99% |
| 1984 | $1,461,027,454,242.93 | 3.77% |
| 1985 | $1,516,160,565,723.79 | 3.77% |
| 1986 | $1,547,832,778,702.16 | 2.09% |
| 1987 | $1,611,646,422,628.95 | 4.12% |
| 1988 | $1,674,638,935,108.15 | 3.91% |
| 1989 | $1,759,332,778,702.16 | 5.06% |
| 1990 | $1,853,880,199,667.22 | 5.37% |
| 1991 | $1,929,072,379,367.72 | 4.06% |
| 1992 | $1,985,613,144,758.74 | 2.93% |
| 1993 | $2,046,846,089,850.25 | 3.08% |
| 1994 | $2,091,656,405,990.02 | 2.19% |
| 1995 | $2,158,168,053,244.59 | 3.18% |
| 1996 | $2,215,881,863,560.73 | 2.67% |
| 1997 | $2,276,528,286,189.68 | 2.74% |
| 1998 | $2,322,394,342,762.06 | 2.01% |
| 1999 | $2,370,489,184,692.18 | 2.07% |
| 2000 | $2,446,619,800,332.78 | 3.21% |
| 2001 | $2,510,316,139,767.05 | 2.60% |
| 2002 | $2,550,316,971,713.81 | 1.59% |
| 2003 | $2,597,238,768,718.80 | 1.84% |
| 2004 | $2,655,304,492,512.48 | 2.24% |
| 2005 | $2,735,658,069,883.53 | 3.03% |
| 2006 | $2,791,729,617,304.49 | 2.05% |
| 2007 | $2,883,122,720,465.89 | 3.27% |
| 2008 | $2,991,765,449,251.25 | 3.77% |
| 2009 | $2,956,004,001,663.89 | -1.20% |
| 2010 | $2,996,478,743,760.40 | 1.37% |
| 2011 | $3,078,316,222,961.73 | 2.73% |
| 2012 | $3,125,058,544,093.18 | 1.52% |
| 2013 | $3,160,818,818,635.61 | 1.14% |
| 2014 | $3,216,035,216,306.16 | 1.75% |
| 2015 | $3,206,527,687,188.02 | -0.30% |
| 2016 | $3,227,775,049,916.81 | 0.66% |
| 2017 | $3,288,439,068,219.63 | 1.88% |
| 2018 | $3,346,081,322,795.34 | 1.75% |
| 2019 | $3,394,989,084,858.57 | 1.46% |
| 2020 | $3,432,884,301,164.73 | 1.12% |
| 2021 | $3,577,680,274,542.43 | 4.22% |
| 2022 | $3,847,907,595,673.88 | 7.55% |
| 2023 | $3,975,911,430,948.42 | 3.33% |
| 2024 | $4,113,516,638,935.11 | 3.46% |
| 2025 | $4,233,665,178,868.55 | 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 |