According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,099.56% higher in 2026 versus 1940 (a $11,421,626,779,456,194 difference in value).
Between 1940 and 2026:Chicago experienced an average inflation rate of 3.66% per year. This rate of change indicates significant inflation. In other words, $544,000,000,000,000 in Chicago in the year 1940 would cost $11,965,626,779,456,194 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.73% during this same period, inflation in Chicago was lower.
In the year 1940: Pricing changed by 0.55%, which is significantly below the average yearly change in Chicago during the 1940-2026 time period. Compared to inflation for all items in 1940 (0.72%), inflation in Chicago was lower.
Below are calculations of equivalent buying power in Chicago, over time, for $544,000,000,000,000 beginning in 1940. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1940 | $544,000,000,000,000.00 | 0.55% |
| 1941 | $572,596,978,851,963.88 | 5.26% |
| 1942 | $629,462,235,649,546.88 | 9.93% |
| 1943 | $664,633,232,628,398.50 | 5.59% |
| 1944 | $674,822,960,725,075.63 | 1.53% |
| 1945 | $689,285,800,604,229.63 | 2.14% |
| 1946 | $750,752,870,090,634.50 | 8.92% |
| 1947 | $872,043,504,531,722.13 | 16.16% |
| 1948 | $947,973,413,897,281.00 | 8.71% |
| 1949 | $946,987,311,178,248.00 | -0.10% |
| 1950 | $956,519,637,462,235.88 | 1.01% |
| 1951 | $1,031,792,145,015,105.75 | 7.87% |
| 1952 | $1,054,143,806,646,525.63 | 2.17% |
| 1953 | $1,063,347,432,024,169.13 | 0.87% |
| 1954 | $1,079,125,075,528,701.00 | 1.48% |
| 1955 | $1,086,356,495,468,278.13 | 0.67% |
| 1956 | $1,101,476,737,160,121.00 | 1.39% |
| 1957 | $1,137,305,135,951,661.50 | 3.25% |
| 1958 | $1,171,818,731,117,824.75 | 3.03% |
| 1959 | $1,181,351,057,401,812.75 | 0.81% |
| 1960 | $1,197,786,102,719,033.00 | 1.39% |
| 1961 | $1,203,702,719,033,232.75 | 0.49% |
| 1962 | $1,216,193,353,474,320.25 | 1.04% |
| 1963 | $1,228,355,287,009,063.50 | 1.00% |
| 1964 | $1,233,285,800,604,229.50 | 0.40% |
| 1965 | $1,249,720,845,921,450.25 | 1.33% |
| 1966 | $1,287,192,749,244,713.00 | 3.00% |
| 1967 | $1,320,720,241,691,843.00 | 2.60% |
| 1968 | $1,376,599,395,770,392.75 | 4.23% |
| 1969 | $1,451,871,903,323,262.75 | 5.47% |
| 1970 | $1,535,033,232,628,398.75 | 5.73% |
| 1971 | $1,595,514,199,395,770.25 | 3.94% |
| 1972 | $1,640,874,924,471,299.25 | 2.84% |
| 1973 | $1,743,758,308,157,100.25 | 6.27% |
| 1974 | $1,928,159,516,616,314.25 | 10.57% |
| 1975 | $2,080,348,036,253,776.75 | 7.89% |
| 1976 | $2,179,944,410,876,133.50 | 4.79% |
| 1977 | $2,317,012,688,821,752.50 | 6.29% |
| 1978 | $2,518,506,344,410,876.00 | 8.70% |
| 1979 | $2,832,744,410,876,133.00 | 12.48% |
| 1980 | $3,241,319,637,462,236.00 | 14.42% |
| 1981 | $3,551,613,293,051,360.00 | 9.57% |
| 1982 | $3,793,865,861,027,190.50 | 6.82% |
| 1983 | $3,945,068,277,945,619.00 | 3.99% |
| 1984 | $4,093,969,788,519,638.00 | 3.77% |
| 1985 | $4,248,459,214,501,510.50 | 3.77% |
| 1986 | $4,337,208,459,214,502.00 | 2.09% |
| 1987 | $4,516,021,752,265,862.00 | 4.12% |
| 1988 | $4,692,534,138,972,809.00 | 3.91% |
| 1989 | $4,929,856,193,353,475.00 | 5.06% |
| 1990 | $5,194,789,123,867,070.00 | 5.37% |
| 1991 | $5,405,486,404,833,836.00 | 4.06% |
| 1992 | $5,563,920,241,691,843.00 | 2.93% |
| 1993 | $5,735,502,114,803,625.00 | 3.08% |
| 1994 | $5,861,065,861,027,191.00 | 2.19% |
| 1995 | $6,047,439,274,924,472.00 | 3.18% |
| 1996 | $6,209,160,120,845,921.00 | 2.67% |
| 1997 | $6,379,098,489,425,981.00 | 2.74% |
| 1998 | $6,507,620,543,806,646.00 | 2.01% |
| 1999 | $6,642,387,915,407,855.00 | 2.07% |
| 2000 | $6,855,714,803,625,376.00 | 3.21% |
| 2001 | $7,034,199,395,770,394.00 | 2.60% |
| 2002 | $7,146,286,404,833,836.00 | 1.59% |
| 2003 | $7,277,766,767,371,601.00 | 1.84% |
| 2004 | $7,440,473,716,012,084.00 | 2.24% |
| 2005 | $7,665,633,836,858,007.00 | 3.03% |
| 2006 | $7,822,752,870,090,636.00 | 2.05% |
| 2007 | $8,078,847,033,232,630.00 | 3.27% |
| 2008 | $8,383,276,664,652,568.00 | 3.77% |
| 2009 | $8,283,068,906,344,411.00 | -1.20% |
| 2010 | $8,396,483,867,069,487.00 | 1.37% |
| 2011 | $8,625,802,054,380,666.00 | 2.73% |
| 2012 | $8,756,779,504,531,721.00 | 1.52% |
| 2013 | $8,856,983,975,830,815.00 | 1.14% |
| 2014 | $9,011,706,779,456,194.00 | 1.75% |
| 2015 | $8,985,065,570,996,979.00 | -0.30% |
| 2016 | $9,044,603,166,163,142.00 | 0.66% |
| 2017 | $9,214,590,839,879,156.00 | 1.88% |
| 2018 | $9,376,111,178,247,734.00 | 1.75% |
| 2019 | $9,513,156,447,129,910.00 | 1.46% |
| 2020 | $9,619,343,274,924,472.00 | 1.12% |
| 2021 | $10,025,078,525,679,760.00 | 4.22% |
| 2022 | $10,782,287,081,570,998.00 | 7.55% |
| 2023 | $11,140,968,797,583,082.00 | 3.33% |
| 2024 | $11,526,554,682,779,454.00 | 3.46% |
| 2025 | $11,892,480,966,767,372.00 | 3.17% |
| 2026 | $11,965,626,779,456,194.00 | 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 |