According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $8,678,772,258,735.44 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, $299,000,000,000 in Chicago in the year 1915 would cost $8,977,772,258,735.44 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 $299,000,000,000 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 | $299,000,000,000.00 | 0.17% |
| 1916 | $307,955,074,875.21 | 3.00% |
| 1917 | $350,989,184,692.18 | 13.97% |
| 1918 | $409,943,427,620.63 | 16.80% |
| 1919 | $497,504,159,733.78 | 21.36% |
| 1920 | $592,527,454,242.93 | 19.10% |
| 1921 | $542,528,286,189.68 | -8.44% |
| 1922 | $512,429,284,525.79 | -5.55% |
| 1923 | $518,648,086,522.46 | 1.21% |
| 1924 | $528,846,921,797.00 | 1.97% |
| 1925 | $540,538,269,550.75 | 2.21% |
| 1926 | $549,990,848,585.69 | 1.75% |
| 1927 | $545,015,806,988.35 | -0.90% |
| 1928 | $528,100,665,557.40 | -3.10% |
| 1929 | $526,856,905,158.07 | -0.24% |
| 1930 | $521,135,607,321.13 | -1.09% |
| 1931 | $476,360,232,945.09 | -8.59% |
| 1932 | $420,391,014,975.04 | -11.75% |
| 1933 | $377,108,153,078.20 | -10.30% |
| 1934 | $379,595,673,876.87 | 0.66% |
| 1935 | $396,013,311,148.09 | 4.33% |
| 1936 | $403,973,377,703.83 | 2.01% |
| 1937 | $420,639,767,054.91 | 4.13% |
| 1938 | $417,654,742,096.51 | -0.71% |
| 1939 | $409,445,923,460.90 | -1.97% |
| 1940 | $411,684,692,179.70 | 0.55% |
| 1941 | $433,326,123,128.12 | 5.26% |
| 1942 | $476,360,232,945.09 | 9.93% |
| 1943 | $502,976,705,490.85 | 5.59% |
| 1944 | $510,688,019,966.72 | 1.53% |
| 1945 | $521,633,111,480.87 | 2.14% |
| 1946 | $568,149,750,415.97 | 8.92% |
| 1947 | $659,939,267,886.86 | 16.16% |
| 1948 | $717,400,998,336.11 | 8.71% |
| 1949 | $716,654,742,096.51 | -0.10% |
| 1950 | $723,868,552,412.65 | 1.01% |
| 1951 | $780,832,778,702.16 | 7.87% |
| 1952 | $797,747,920,133.11 | 2.17% |
| 1953 | $804,712,978,369.38 | 0.87% |
| 1954 | $816,653,078,203.00 | 1.48% |
| 1955 | $822,125,623,960.07 | 0.67% |
| 1956 | $833,568,219,633.94 | 1.39% |
| 1957 | $860,682,196,339.43 | 3.25% |
| 1958 | $886,801,164,725.46 | 3.03% |
| 1959 | $894,014,975,041.60 | 0.81% |
| 1960 | $906,452,579,034.94 | 1.39% |
| 1961 | $910,930,116,472.55 | 0.49% |
| 1962 | $920,382,695,507.49 | 1.04% |
| 1963 | $929,586,522,462.56 | 1.00% |
| 1964 | $933,317,803,660.57 | 0.40% |
| 1965 | $945,755,407,653.91 | 1.33% |
| 1966 | $974,113,144,758.74 | 3.00% |
| 1967 | $999,485,856,905.16 | 2.60% |
| 1968 | $1,041,773,710,482.53 | 4.23% |
| 1969 | $1,098,737,936,772.05 | 5.47% |
| 1970 | $1,161,672,212,978.37 | 5.73% |
| 1971 | $1,207,442,595,673.88 | 3.94% |
| 1972 | $1,241,770,382,695.51 | 2.84% |
| 1973 | $1,319,629,783,693.84 | 6.27% |
| 1974 | $1,459,179,700,499.17 | 10.57% |
| 1975 | $1,574,351,913,477.54 | 7.89% |
| 1976 | $1,649,723,793,677.20 | 4.79% |
| 1977 | $1,753,453,410,981.70 | 6.29% |
| 1978 | $1,905,938,435,940.10 | 8.70% |
| 1979 | $2,143,745,424,292.85 | 12.48% |
| 1980 | $2,452,944,259,567.39 | 14.42% |
| 1981 | $2,687,766,222,961.73 | 9.57% |
| 1982 | $2,871,096,505,823.63 | 6.82% |
| 1983 | $2,985,522,462,562.40 | 3.99% |
| 1984 | $3,098,207,154,742.10 | 3.77% |
| 1985 | $3,215,120,632,279.53 | 3.77% |
| 1986 | $3,282,283,693,843.59 | 2.09% |
| 1987 | $3,417,604,825,291.18 | 4.12% |
| 1988 | $3,551,184,692,179.70 | 3.91% |
| 1989 | $3,730,783,693,843.59 | 5.06% |
| 1990 | $3,931,277,870,216.31 | 5.37% |
| 1991 | $4,090,727,953,410.98 | 4.06% |
| 1992 | $4,210,626,455,906.82 | 2.93% |
| 1993 | $4,340,475,041,597.34 | 3.08% |
| 1994 | $4,435,498,336,106.49 | 2.19% |
| 1995 | $4,576,540,765,391.02 | 3.18% |
| 1996 | $4,698,926,788,685.52 | 2.67% |
| 1997 | $4,827,531,613,976.71 | 2.74% |
| 1998 | $4,924,793,677,204.66 | 2.01% |
| 1999 | $5,026,782,029,950.08 | 2.07% |
| 2000 | $5,188,222,129,783.69 | 3.21% |
| 2001 | $5,323,294,509,151.41 | 2.60% |
| 2002 | $5,408,118,968,386.02 | 1.59% |
| 2003 | $5,507,619,800,332.78 | 1.84% |
| 2004 | $5,630,752,079,866.89 | 2.24% |
| 2005 | $5,801,147,254,575.71 | 3.03% |
| 2006 | $5,920,050,748,752.08 | 2.05% |
| 2007 | $6,113,855,981,697.17 | 3.27% |
| 2008 | $6,344,240,207,986.69 | 3.77% |
| 2009 | $6,268,405,648,918.47 | -1.20% |
| 2010 | $6,354,235,066,555.74 | 1.37% |
| 2011 | $6,527,776,955,074.88 | 2.73% |
| 2012 | $6,626,897,196,339.43 | 1.52% |
| 2013 | $6,702,729,267,886.86 | 1.14% |
| 2014 | $6,819,819,359,401.00 | 1.75% |
| 2015 | $6,799,658,003,327.79 | -0.30% |
| 2016 | $6,844,714,467,554.08 | 0.66% |
| 2017 | $6,973,356,605,657.24 | 1.88% |
| 2018 | $7,095,590,890,183.03 | 1.75% |
| 2019 | $7,199,303,094,841.93 | 1.46% |
| 2020 | $7,279,662,454,242.93 | 1.12% |
| 2021 | $7,586,712,071,547.42 | 4.22% |
| 2022 | $8,159,747,312,811.98 | 7.55% |
| 2023 | $8,431,188,069,883.53 | 3.33% |
| 2024 | $8,722,989,184,692.18 | 3.46% |
| 2025 | $8,977,772,258,735.44 | 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 |