According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,928.52% higher in 2026 versus 1915 (a $17,483,249,301,164.72 difference in value).
Between 1915 and 2026:Chicago experienced an average inflation rate of 3.12% per year. This rate of change indicates significant inflation. In other words, $597,000,000,000 in Chicago in the year 1915 would cost $18,080,249,301,164.72 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.18% 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 1915-2026 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 $597,000,000,000 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 | $597,000,000,000.00 | 0.17% |
| 1916 | $614,880,199,667.22 | 3.00% |
| 1917 | $700,804,492,512.48 | 13.97% |
| 1918 | $818,515,806,988.35 | 16.80% |
| 1919 | $993,344,425,956.74 | 21.36% |
| 1920 | $1,183,073,211,314.48 | 19.10% |
| 1921 | $1,083,242,096,505.82 | -8.44% |
| 1922 | $1,023,144,758,735.44 | -5.55% |
| 1923 | $1,035,561,564,059.90 | 1.21% |
| 1924 | $1,055,925,124,792.01 | 1.97% |
| 1925 | $1,079,268,718,802.00 | 2.21% |
| 1926 | $1,098,142,262,895.17 | 1.75% |
| 1927 | $1,088,208,818,635.61 | -0.90% |
| 1928 | $1,054,435,108,153.08 | -3.10% |
| 1929 | $1,051,951,747,088.19 | -0.24% |
| 1930 | $1,040,528,286,189.68 | -1.09% |
| 1931 | $951,127,287,853.58 | -8.59% |
| 1932 | $839,376,039,933.44 | -11.75% |
| 1933 | $752,955,074,875.21 | -10.30% |
| 1934 | $757,921,797,004.99 | 0.66% |
| 1935 | $790,702,163,061.56 | 4.33% |
| 1936 | $806,595,673,876.87 | 2.01% |
| 1937 | $839,872,712,146.42 | 4.13% |
| 1938 | $833,912,645,590.68 | -0.71% |
| 1939 | $817,522,462,562.40 | -1.97% |
| 1940 | $821,992,512,479.20 | 0.55% |
| 1941 | $865,202,995,008.32 | 5.26% |
| 1942 | $951,127,287,853.58 | 9.93% |
| 1943 | $1,004,271,214,642.26 | 5.59% |
| 1944 | $1,019,668,053,244.59 | 1.53% |
| 1945 | $1,041,521,630,615.64 | 2.14% |
| 1946 | $1,134,399,334,442.60 | 8.92% |
| 1947 | $1,317,671,381,031.61 | 16.16% |
| 1948 | $1,432,402,662,229.62 | 8.71% |
| 1949 | $1,430,912,645,590.68 | -0.10% |
| 1950 | $1,445,316,139,767.05 | 1.01% |
| 1951 | $1,559,054,076,539.10 | 7.87% |
| 1952 | $1,592,827,787,021.63 | 2.17% |
| 1953 | $1,606,734,608,985.03 | 0.87% |
| 1954 | $1,630,574,875,207.99 | 1.48% |
| 1955 | $1,641,501,663,893.51 | 0.67% |
| 1956 | $1,664,348,585,690.52 | 1.39% |
| 1957 | $1,718,485,856,905.16 | 3.25% |
| 1958 | $1,770,636,439,267.89 | 3.03% |
| 1959 | $1,785,039,933,444.26 | 0.81% |
| 1960 | $1,809,873,544,093.18 | 1.39% |
| 1961 | $1,818,813,643,926.79 | 0.49% |
| 1962 | $1,837,687,188,019.97 | 1.04% |
| 1963 | $1,856,064,059,900.17 | 1.00% |
| 1964 | $1,863,514,143,094.84 | 0.40% |
| 1965 | $1,888,347,753,743.76 | 1.33% |
| 1966 | $1,944,968,386,023.29 | 3.00% |
| 1967 | $1,995,628,951,747.09 | 2.60% |
| 1968 | $2,080,063,227,953.41 | 4.23% |
| 1969 | $2,193,801,164,725.46 | 5.47% |
| 1970 | $2,319,459,234,608.99 | 5.73% |
| 1971 | $2,410,846,921,797.00 | 3.94% |
| 1972 | $2,479,387,687,188.02 | 2.84% |
| 1973 | $2,634,846,089,850.25 | 6.27% |
| 1974 | $2,913,479,201,331.12 | 10.57% |
| 1975 | $3,143,438,435,940.10 | 7.89% |
| 1976 | $3,293,930,116,472.55 | 4.79% |
| 1977 | $3,501,042,429,284.53 | 6.29% |
| 1978 | $3,805,502,495,840.27 | 8.70% |
| 1979 | $4,280,321,131,447.59 | 12.48% |
| 1980 | $4,897,684,692,179.70 | 14.42% |
| 1981 | $5,366,543,261,231.28 | 9.57% |
| 1982 | $5,732,590,682,196.34 | 6.82% |
| 1983 | $5,961,059,900,166.39 | 3.99% |
| 1984 | $6,186,052,412,645.59 | 3.77% |
| 1985 | $6,419,488,352,745.42 | 3.77% |
| 1986 | $6,553,589,850,249.58 | 2.09% |
| 1987 | $6,823,779,534,109.82 | 4.12% |
| 1988 | $7,090,492,512,479.20 | 3.91% |
| 1989 | $7,449,089,850,249.58 | 5.06% |
| 1990 | $7,849,407,653,910.15 | 5.37% |
| 1991 | $8,167,774,542,429.28 | 4.06% |
| 1992 | $8,407,170,549,084.86 | 2.93% |
| 1993 | $8,666,433,444,259.57 | 3.08% |
| 1994 | $8,856,162,229,617.31 | 2.19% |
| 1995 | $9,137,775,374,376.04 | 3.18% |
| 1996 | $9,382,138,103,161.40 | 2.67% |
| 1997 | $9,638,917,637,271.21 | 2.74% |
| 1998 | $9,833,116,472,545.75 | 2.01% |
| 1999 | $10,036,752,079,866.89 | 2.07% |
| 2000 | $10,359,092,346,089.85 | 3.21% |
| 2001 | $10,628,785,357,737.10 | 2.60% |
| 2002 | $10,798,150,582,362.73 | 1.59% |
| 2003 | $10,996,819,467,554.08 | 1.84% |
| 2004 | $11,242,672,212,978.37 | 2.24% |
| 2005 | $11,582,892,678,868.55 | 3.03% |
| 2006 | $11,820,301,996,672.21 | 2.05% |
| 2007 | $12,207,264,284,525.79 | 3.27% |
| 2008 | $12,667,262,221,297.84 | 3.77% |
| 2009 | $12,515,846,730,449.25 | -1.20% |
| 2010 | $12,687,218,510,815.31 | 1.37% |
| 2011 | $13,033,721,880,199.67 | 2.73% |
| 2012 | $13,231,630,856,905.16 | 1.52% |
| 2013 | $13,383,041,381,031.61 | 1.14% |
| 2014 | $13,616,829,958,402.66 | 1.75% |
| 2015 | $13,576,574,675,540.77 | -0.30% |
| 2016 | $13,666,536,913,477.54 | 0.66% |
| 2017 | $13,923,390,948,419.30 | 1.88% |
| 2018 | $14,167,450,707,154.74 | 1.75% |
| 2019 | $14,374,528,252,911.81 | 1.46% |
| 2020 | $14,534,978,211,314.48 | 1.12% |
| 2021 | $15,148,050,524,126.46 | 4.22% |
| 2022 | $16,292,204,500,831.95 | 7.55% |
| 2023 | $16,834,178,186,356.07 | 3.33% |
| 2024 | $17,416,804,492,512.48 | 3.46% |
| 2025 | $17,969,724,833,610.65 | 3.17% |
| 2026 | $18,080,249,301,164.72 | 0.62%* |
* 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 | 2026 |
| 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 | 301.502 | 303.356 |