According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,973.32% higher in 2026 versus 1915 (a $23,058,493,570 difference in value).
Between 1915 and 2026:Chicago experienced an average inflation rate of 3.13% per year. This rate of change indicates significant inflation. In other words, $775,512,064 in Chicago in the year 1915 would cost $23,834,005,634 in 2026 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 1915-2026 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 $775,512,064 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 | $775,512,064.00 | 0.17% |
| 1916 | $798,738,714.84 | 3.00% |
| 1917 | $910,355,675.79 | 13.97% |
| 1918 | $1,063,264,460.46 | 16.80% |
| 1919 | $1,290,369,490.85 | 21.36% |
| 1920 | $1,536,830,063.60 | 19.10% |
| 1921 | $1,407,147,929.77 | -8.44% |
| 1922 | $1,329,080,575.57 | -5.55% |
| 1923 | $1,345,210,194.21 | 1.21% |
| 1924 | $1,371,662,768.77 | 1.97% |
| 1925 | $1,401,986,451.81 | 2.21% |
| 1926 | $1,426,503,472.13 | 1.75% |
| 1927 | $1,413,599,777.22 | -0.90% |
| 1928 | $1,369,727,214.54 | -3.10% |
| 1929 | $1,366,501,290.81 | -0.24% |
| 1930 | $1,351,662,041.66 | -1.09% |
| 1931 | $1,235,528,787.49 | -8.59% |
| 1932 | $1,090,362,219.77 | -11.75% |
| 1933 | $978,100,074.06 | -10.30% |
| 1934 | $984,551,921.52 | 0.66% |
| 1935 | $1,027,134,114.72 | 4.33% |
| 1936 | $1,047,780,026.57 | 2.01% |
| 1937 | $1,091,007,404.51 | 4.13% |
| 1938 | $1,083,265,187.57 | -0.71% |
| 1939 | $1,061,974,090.97 | -1.97% |
| 1940 | $1,067,780,753.68 | 0.55% |
| 1941 | $1,123,911,826.53 | 5.26% |
| 1942 | $1,235,528,787.49 | 9.93% |
| 1943 | $1,304,563,555.25 | 5.59% |
| 1944 | $1,324,564,282.36 | 1.53% |
| 1945 | $1,352,952,411.15 | 2.14% |
| 1946 | $1,473,601,958.55 | 8.92% |
| 1947 | $1,711,675,129.61 | 16.16% |
| 1948 | $1,860,712,805.80 | 8.71% |
| 1949 | $1,858,777,251.57 | -0.10% |
| 1950 | $1,877,487,609.18 | 1.01% |
| 1951 | $2,025,234,915.89 | 7.87% |
| 1952 | $2,069,107,478.58 | 2.17% |
| 1953 | $2,087,172,651.45 | 0.87% |
| 1954 | $2,118,141,519.23 | 1.48% |
| 1955 | $2,132,335,583.63 | 0.67% |
| 1956 | $2,162,014,081.92 | 1.39% |
| 1957 | $2,232,339,219.17 | 3.25% |
| 1958 | $2,300,083,617.44 | 3.03% |
| 1959 | $2,318,793,975.05 | 0.81% |
| 1960 | $2,351,053,212.33 | 1.39% |
| 1961 | $2,362,666,537.74 | 0.49% |
| 1962 | $2,387,183,558.07 | 1.04% |
| 1963 | $2,411,055,393.65 | 1.00% |
| 1964 | $2,420,733,164.83 | 0.40% |
| 1965 | $2,452,992,402.10 | 1.33% |
| 1966 | $2,526,543,463.08 | 3.00% |
| 1967 | $2,592,352,307.11 | 2.60% |
| 1968 | $2,702,033,713.84 | 4.23% |
| 1969 | $2,849,781,020.54 | 5.47% |
| 1970 | $3,013,012,761.13 | 5.73% |
| 1971 | $3,131,726,754.29 | 3.94% |
| 1972 | $3,220,762,249.16 | 2.84% |
| 1973 | $3,422,705,074.48 | 6.27% |
| 1974 | $3,784,653,716.66 | 10.57% |
| 1975 | $4,083,374,253.79 | 7.89% |
| 1976 | $4,278,865,231.65 | 4.79% |
| 1977 | $4,547,907,270.50 | 6.29% |
| 1978 | $4,943,405,519.44 | 8.70% |
| 1979 | $5,560,202,136.07 | 12.48% |
| 1980 | $6,362,166,774.63 | 14.42% |
| 1981 | $6,971,221,174.31 | 9.57% |
| 1982 | $7,446,722,331.69 | 6.82% |
| 1983 | $7,743,507,314.58 | 3.99% |
| 1984 | $8,035,776,004.26 | 3.77% |
| 1985 | $8,339,012,834.61 | 3.77% |
| 1986 | $8,513,212,715.87 | 2.09% |
| 1987 | $8,864,193,217.38 | 4.12% |
| 1988 | $9,210,657,425.68 | 3.91% |
| 1989 | $9,676,480,811.87 | 5.06% |
| 1990 | $10,196,499,716.69 | 5.37% |
| 1991 | $10,610,063,138.50 | 4.06% |
| 1992 | $10,921,042,185.80 | 2.93% |
| 1993 | $11,257,828,622.91 | 3.08% |
| 1994 | $11,504,289,195.66 | 2.19% |
| 1995 | $11,870,108,946.32 | 3.18% |
| 1996 | $12,187,539,841.06 | 2.67% |
| 1997 | $12,521,100,354.45 | 2.74% |
| 1998 | $12,773,367,589.91 | 2.01% |
| 1999 | $13,037,893,335.53 | 2.07% |
| 2000 | $13,456,618,235.31 | 3.21% |
| 2001 | $13,806,953,552.08 | 2.60% |
| 2002 | $14,026,961,550.27 | 1.59% |
| 2003 | $14,285,035,448.44 | 1.84% |
| 2004 | $14,604,401,897.42 | 2.24% |
| 2005 | $15,046,353,448.04 | 3.03% |
| 2006 | $15,354,751,756.35 | 2.05% |
| 2007 | $15,857,421,643.36 | 3.27% |
| 2008 | $16,454,965,947.18 | 3.77% |
| 2009 | $16,258,274,925.69 | -1.20% |
| 2010 | $16,480,889,470.25 | 1.37% |
| 2011 | $16,931,002,607.90 | 2.73% |
| 2012 | $17,188,089,373.41 | 1.52% |
| 2013 | $17,384,773,943.05 | 1.14% |
| 2014 | $17,688,468,854.57 | 1.75% |
| 2015 | $17,636,176,630.95 | -0.30% |
| 2016 | $17,753,038,943.89 | 0.66% |
| 2017 | $18,086,696,234.99 | 1.88% |
| 2018 | $18,403,733,567.04 | 1.75% |
| 2019 | $18,672,730,442.95 | 1.46% |
| 2020 | $18,881,157,374.96 | 1.12% |
| 2021 | $19,677,547,617.32 | 4.22% |
| 2022 | $21,163,821,004.27 | 7.55% |
| 2023 | $21,867,853,050.33 | 3.33% |
| 2024 | $22,624,693,467.79 | 3.46% |
| 2025 | $23,342,945,385.64 | 3.17% |
| 2026 | $23,834,005,634.00 | 2.10%* |
* 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 | 307.845 |