According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 992.02% higher in 2025 versus 1955 (a $36,704,722.09 difference in value).
Between 1955 and 2025: Chicago experienced an average inflation rate of 3.47% per year. This rate of change indicates significant inflation. In other words, $3,700,000 in Chicago in the year 1955 would cost $40,404,722.09 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.61% during this same period, inflation in Chicago was lower.
In the year 1955: Pricing changed by 0.67%, which is below the average yearly change in Chicago during the 1955-2025 time period. Compared to inflation for all items in 1955 (-0.29%), inflation in Chicago was higher.
Below are calculations of equivalent buying power in Chicago, over time, for $3,700,000 beginning in 1955. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1955 | $3,700,000.00 | 0.67% |
| 1956 | $3,751,497.73 | 1.39% |
| 1957 | $3,873,524.96 | 3.25% |
| 1958 | $3,991,074.13 | 3.03% |
| 1959 | $4,023,540.09 | 0.81% |
| 1960 | $4,079,515.89 | 1.39% |
| 1961 | $4,099,667.17 | 0.49% |
| 1962 | $4,142,208.77 | 1.04% |
| 1963 | $4,183,630.86 | 1.00% |
| 1964 | $4,200,423.60 | 0.40% |
| 1965 | $4,256,399.39 | 1.33% |
| 1966 | $4,384,024.21 | 3.00% |
| 1967 | $4,498,214.83 | 2.60% |
| 1968 | $4,688,532.53 | 4.23% |
| 1969 | $4,944,901.66 | 5.47% |
| 1970 | $5,228,139.18 | 5.73% |
| 1971 | $5,434,130.11 | 3.94% |
| 1972 | $5,588,623.30 | 2.84% |
| 1973 | $5,939,031.77 | 6.27% |
| 1974 | $6,567,080.18 | 10.57% |
| 1975 | $7,085,416.04 | 7.89% |
| 1976 | $7,424,629.35 | 4.79% |
| 1977 | $7,891,467.47 | 6.29% |
| 1978 | $8,577,730.71 | 8.70% |
| 1979 | $9,647,987.90 | 12.48% |
| 1980 | $11,039,546.14 | 14.42% |
| 1981 | $12,096,369.14 | 9.57% |
| 1982 | $12,921,452.34 | 6.82% |
| 1983 | $13,436,429.65 | 3.99% |
| 1984 | $13,943,570.35 | 3.77% |
| 1985 | $14,469,742.81 | 3.77% |
| 1986 | $14,772,012.10 | 2.09% |
| 1987 | $15,381,028.74 | 4.12% |
| 1988 | $15,982,208.77 | 3.91% |
| 1989 | $16,790,499.24 | 5.06% |
| 1990 | $17,692,829.05 | 5.37% |
| 1991 | $18,410,438.73 | 4.06% |
| 1992 | $18,950,045.39 | 2.93% |
| 1993 | $19,534,432.68 | 3.08% |
| 1994 | $19,962,087.75 | 2.19% |
| 1995 | $20,596,853.25 | 3.18% |
| 1996 | $21,147,655.07 | 2.67% |
| 1997 | $21,726,444.78 | 2.74% |
| 1998 | $22,164,175.49 | 2.01% |
| 1999 | $22,623,177.00 | 2.07% |
| 2000 | $23,349,742.81 | 3.21% |
| 2001 | $23,957,639.94 | 2.60% |
| 2002 | $24,339,394.86 | 1.59% |
| 2003 | $24,787,201.21 | 1.84% |
| 2004 | $25,341,361.57 | 2.24% |
| 2005 | $26,108,229.95 | 3.03% |
| 2006 | $26,643,358.55 | 2.05% |
| 2007 | $27,515,584.57 | 3.27% |
| 2008 | $28,552,435.40 | 3.77% |
| 2009 | $28,211,139.79 | -1.20% |
| 2010 | $28,597,417.55 | 1.37% |
| 2011 | $29,378,447.81 | 2.73% |
| 2012 | $29,824,541.30 | 1.52% |
| 2013 | $30,165,825.72 | 1.14% |
| 2014 | $30,692,793.04 | 1.75% |
| 2015 | $30,602,056.28 | -0.30% |
| 2016 | $30,804,834.19 | 0.66% |
| 2017 | $31,383,791.83 | 1.88% |
| 2018 | $31,933,910.74 | 1.75% |
| 2019 | $32,400,670.50 | 1.46% |
| 2020 | $32,762,330.11 | 1.12% |
| 2021 | $34,144,215.73 | 4.22% |
| 2022 | $36,723,177.31 | 7.55% |
| 2023 | $37,944,804.24 | 3.33% |
| 2024 | $39,258,063.54 | 3.46% |
| 2025 | $40,404,722.09 | 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 |