According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $20,144,039,958,402.66 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, $694,000,000,000 in Chicago in the year 1915 would cost $20,838,039,958,402.66 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 $694,000,000,000 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 | $694,000,000,000.00 | 0.17% |
| 1916 | $714,785,357,737.10 | 3.00% |
| 1917 | $814,670,549,084.86 | 13.97% |
| 1918 | $951,507,487,520.80 | 16.80% |
| 1919 | $1,154,742,096,505.82 | 21.36% |
| 1920 | $1,375,297,836,938.44 | 19.10% |
| 1921 | $1,259,246,256,239.60 | -8.44% |
| 1922 | $1,189,384,359,401.00 | -5.55% |
| 1923 | $1,203,818,635,607.32 | 1.21% |
| 1924 | $1,227,490,848,585.69 | 1.97% |
| 1925 | $1,254,627,287,853.58 | 2.21% |
| 1926 | $1,276,567,387,687.19 | 1.75% |
| 1927 | $1,265,019,966,722.13 | -0.90% |
| 1928 | $1,225,758,735,440.93 | -3.10% |
| 1929 | $1,222,871,880,199.67 | -0.24% |
| 1930 | $1,209,592,346,089.85 | -1.09% |
| 1931 | $1,105,665,557,404.33 | -8.59% |
| 1932 | $975,757,071,547.42 | -11.75% |
| 1933 | $875,294,509,151.41 | -10.30% |
| 1934 | $881,068,219,633.94 | 0.66% |
| 1935 | $919,174,708,818.64 | 4.33% |
| 1936 | $937,650,582,362.73 | 2.01% |
| 1937 | $976,334,442,595.67 | 4.13% |
| 1938 | $969,405,990,016.64 | -0.71% |
| 1939 | $950,352,745,424.29 | -1.97% |
| 1940 | $955,549,084,858.57 | 0.55% |
| 1941 | $1,005,780,366,056.57 | 5.26% |
| 1942 | $1,105,665,557,404.33 | 9.93% |
| 1943 | $1,167,444,259,567.39 | 5.59% |
| 1944 | $1,185,342,762,063.23 | 1.53% |
| 1945 | $1,210,747,088,186.36 | 2.14% |
| 1946 | $1,318,715,474,209.65 | 8.92% |
| 1947 | $1,531,765,391,014.98 | 16.16% |
| 1948 | $1,665,138,103,161.40 | 8.71% |
| 1949 | $1,663,405,990,016.64 | -0.10% |
| 1950 | $1,680,149,750,415.97 | 1.01% |
| 1951 | $1,812,367,720,465.89 | 7.87% |
| 1952 | $1,851,628,951,747.09 | 2.17% |
| 1953 | $1,867,795,341,098.17 | 0.87% |
| 1954 | $1,895,509,151,414.31 | 1.48% |
| 1955 | $1,908,211,314,475.87 | 0.67% |
| 1956 | $1,934,770,382,695.51 | 1.39% |
| 1957 | $1,997,703,826,955.07 | 3.25% |
| 1958 | $2,058,327,787,021.63 | 3.03% |
| 1959 | $2,075,071,547,420.96 | 0.81% |
| 1960 | $2,103,940,099,833.61 | 1.39% |
| 1961 | $2,114,332,778,702.16 | 0.49% |
| 1962 | $2,136,272,878,535.77 | 1.04% |
| 1963 | $2,157,635,607,321.13 | 1.00% |
| 1964 | $2,166,296,173,044.92 | 0.40% |
| 1965 | $2,195,164,725,457.57 | 1.33% |
| 1966 | $2,260,985,024,958.40 | 3.00% |
| 1967 | $2,319,876,871,880.20 | 2.60% |
| 1968 | $2,418,029,950,083.19 | 4.23% |
| 1969 | $2,550,247,920,133.11 | 5.47% |
| 1970 | $2,696,322,795,341.10 | 5.73% |
| 1971 | $2,802,559,068,219.63 | 3.94% |
| 1972 | $2,882,236,272,878.54 | 2.84% |
| 1973 | $3,062,953,410,981.70 | 6.27% |
| 1974 | $3,386,858,569,051.58 | 10.57% |
| 1975 | $3,654,181,364,392.68 | 7.89% |
| 1976 | $3,829,124,792,013.31 | 4.79% |
| 1977 | $4,069,888,519,134.78 | 6.29% |
| 1978 | $4,423,816,971,713.81 | 8.70% |
| 1979 | $4,975,783,693,843.59 | 12.48% |
| 1980 | $5,693,455,906,821.96 | 14.42% |
| 1981 | $6,238,494,176,372.71 | 9.57% |
| 1982 | $6,664,016,638,935.11 | 6.82% |
| 1983 | $6,929,607,321,131.45 | 3.99% |
| 1984 | $7,191,156,405,990.02 | 3.77% |
| 1985 | $7,462,520,798,668.88 | 3.77% |
| 1986 | $7,618,410,981,697.17 | 2.09% |
| 1987 | $7,932,500,831,946.76 | 4.12% |
| 1988 | $8,242,549,084,858.57 | 3.91% |
| 1989 | $8,659,410,981,697.17 | 5.06% |
| 1990 | $9,124,772,046,589.02 | 5.37% |
| 1991 | $9,494,866,888,519.13 | 4.06% |
| 1992 | $9,773,159,733,777.04 | 2.93% |
| 1993 | $10,074,547,420,965.06 | 3.08% |
| 1994 | $10,295,103,161,397.67 | 2.19% |
| 1995 | $10,622,472,545,757.07 | 3.18% |
| 1996 | $10,906,539,101,497.50 | 2.67% |
| 1997 | $11,205,039,933,444.26 | 2.74% |
| 1998 | $11,430,792,013,311.15 | 2.01% |
| 1999 | $11,667,514,143,094.84 | 2.07% |
| 2000 | $12,042,227,953,410.98 | 3.21% |
| 2001 | $12,355,740,432,612.31 | 2.60% |
| 2002 | $12,552,623,960,066.55 | 1.59% |
| 2003 | $12,783,572,379,367.72 | 1.84% |
| 2004 | $13,069,371,048,252.91 | 2.24% |
| 2005 | $13,464,870,216,306.16 | 3.03% |
| 2006 | $13,740,853,577,371.05 | 2.05% |
| 2007 | $14,190,689,134,775.38 | 3.27% |
| 2008 | $14,725,427,104,825.29 | 3.77% |
| 2009 | $14,549,409,767,054.91 | -1.20% |
| 2010 | $14,748,625,873,544.09 | 1.37% |
| 2011 | $15,151,428,785,357.74 | 2.73% |
| 2012 | $15,381,493,826,955.07 | 1.52% |
| 2013 | $15,557,505,391,014.97 | 1.14% |
| 2014 | $15,829,279,717,138.10 | 1.75% |
| 2015 | $15,782,483,793,677.20 | -0.30% |
| 2016 | $15,887,063,011,647.26 | 0.66% |
| 2017 | $16,185,650,449,251.25 | 1.88% |
| 2018 | $16,469,364,808,652.25 | 1.75% |
| 2019 | $16,710,088,119,800.33 | 1.46% |
| 2020 | $16,896,607,836,938.44 | 1.12% |
| 2021 | $17,609,291,564,059.90 | 4.22% |
| 2022 | $18,939,346,605,657.24 | 7.55% |
| 2023 | $19,569,379,667,221.30 | 3.33% |
| 2024 | $20,246,670,549,084.86 | 3.46% |
| 2025 | $20,838,039,958,402.66 | 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 |