According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,902.60% higher in 2025 versus 1915 (a $7,517,732,491,680.53 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, $259,000,000,000 in Chicago in the year 1915 would cost $7,776,732,491,680.53 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 $259,000,000,000 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 | $259,000,000,000.00 | 0.17% |
| 1916 | $266,757,071,547.42 | 3.00% |
| 1917 | $304,034,109,816.97 | 13.97% |
| 1918 | $355,101,497,504.16 | 16.80% |
| 1919 | $430,948,419,301.16 | 21.36% |
| 1920 | $513,259,567,387.69 | 19.10% |
| 1921 | $469,949,251,247.92 | -8.44% |
| 1922 | $443,876,871,880.20 | -5.55% |
| 1923 | $449,263,727,121.46 | 1.21% |
| 1924 | $458,098,169,717.14 | 1.97% |
| 1925 | $468,225,457,570.72 | 2.21% |
| 1926 | $476,413,477,537.44 | 1.75% |
| 1927 | $472,103,993,344.43 | -0.90% |
| 1928 | $457,451,747,088.19 | -3.10% |
| 1929 | $456,374,376,039.93 | -0.24% |
| 1930 | $451,418,469,217.97 | -1.09% |
| 1931 | $412,633,111,480.87 | -8.59% |
| 1932 | $364,151,414,309.48 | -11.75% |
| 1933 | $326,658,901,830.28 | -10.30% |
| 1934 | $328,813,643,926.79 | 0.66% |
| 1935 | $343,034,941,763.73 | 4.33% |
| 1936 | $349,930,116,472.55 | 2.01% |
| 1937 | $364,366,888,519.13 | 4.13% |
| 1938 | $361,781,198,003.33 | -0.71% |
| 1939 | $354,670,549,084.86 | -1.97% |
| 1940 | $356,609,816,971.71 | 0.55% |
| 1941 | $375,356,073,211.31 | 5.26% |
| 1942 | $412,633,111,480.87 | 9.93% |
| 1943 | $435,688,851,913.48 | 5.59% |
| 1944 | $442,368,552,412.65 | 1.53% |
| 1945 | $451,849,417,637.27 | 2.14% |
| 1946 | $492,143,094,841.93 | 8.92% |
| 1947 | $571,653,078,203.00 | 16.16% |
| 1948 | $621,427,620,632.28 | 8.71% |
| 1949 | $620,781,198,003.33 | -0.10% |
| 1950 | $627,029,950,083.19 | 1.01% |
| 1951 | $676,373,544,093.18 | 7.87% |
| 1952 | $691,025,790,349.42 | 2.17% |
| 1953 | $697,059,068,219.63 | 0.87% |
| 1954 | $707,401,830,282.86 | 1.48% |
| 1955 | $712,142,262,895.17 | 0.67% |
| 1956 | $722,054,076,539.10 | 1.39% |
| 1957 | $745,540,765,391.01 | 3.25% |
| 1958 | $768,165,557,404.33 | 3.03% |
| 1959 | $774,414,309,484.19 | 0.81% |
| 1960 | $785,188,019,966.72 | 1.39% |
| 1961 | $789,066,555,740.43 | 0.49% |
| 1962 | $797,254,575,707.15 | 1.04% |
| 1963 | $805,227,121,464.23 | 1.00% |
| 1964 | $808,459,234,608.98 | 0.40% |
| 1965 | $819,232,945,091.51 | 1.33% |
| 1966 | $843,797,004,991.68 | 3.00% |
| 1967 | $865,775,374,376.04 | 2.60% |
| 1968 | $902,405,990,016.64 | 4.23% |
| 1969 | $951,749,584,026.62 | 5.47% |
| 1970 | $1,006,264,559,068.22 | 5.73% |
| 1971 | $1,045,911,813,643.93 | 3.94% |
| 1972 | $1,075,647,254,575.71 | 2.84% |
| 1973 | $1,143,090,682,196.34 | 6.27% |
| 1974 | $1,263,971,713,810.32 | 10.57% |
| 1975 | $1,363,736,272,878.54 | 7.89% |
| 1976 | $1,429,024,958,402.66 | 4.79% |
| 1977 | $1,518,877,703,826.95 | 6.29% |
| 1978 | $1,650,963,394,342.76 | 8.70% |
| 1979 | $1,856,956,738,768.72 | 12.48% |
| 1980 | $2,124,791,181,364.39 | 14.42% |
| 1981 | $2,328,198,835,274.54 | 9.57% |
| 1982 | $2,487,003,327,787.02 | 6.82% |
| 1983 | $2,586,121,464,226.29 | 3.99% |
| 1984 | $2,683,731,281,198.00 | 3.77% |
| 1985 | $2,785,004,159,733.78 | 3.77% |
| 1986 | $2,843,182,196,339.43 | 2.09% |
| 1987 | $2,960,400,166,389.35 | 4.12% |
| 1988 | $3,076,109,816,971.71 | 3.91% |
| 1989 | $3,231,682,196,339.43 | 5.06% |
| 1990 | $3,405,354,409,317.80 | 5.37% |
| 1991 | $3,543,473,377,703.83 | 4.06% |
| 1992 | $3,647,331,946,755.41 | 2.93% |
| 1993 | $3,759,809,484,193.01 | 3.08% |
| 1994 | $3,842,120,632,279.53 | 2.19% |
| 1995 | $3,964,294,509,151.41 | 3.18% |
| 1996 | $4,070,307,820,299.50 | 2.67% |
| 1997 | $4,181,707,986,688.85 | 2.74% |
| 1998 | $4,265,958,402,662.23 | 2.01% |
| 1999 | $4,354,302,828,618.97 | 2.07% |
| 2000 | $4,494,145,590,682.20 | 3.21% |
| 2001 | $4,611,148,086,522.46 | 2.60% |
| 2002 | $4,684,624,792,013.31 | 1.59% |
| 2003 | $4,770,814,475,873.54 | 1.84% |
| 2004 | $4,877,474,209,650.58 | 2.24% |
| 2005 | $5,025,074,043,261.23 | 3.03% |
| 2006 | $5,128,070,715,474.21 | 2.05% |
| 2007 | $5,295,948,826,955.07 | 3.27% |
| 2008 | $5,495,512,420,965.06 | 3.77% |
| 2009 | $5,429,822,953,410.98 | -1.20% |
| 2010 | $5,504,170,174,708.82 | 1.37% |
| 2011 | $5,654,495,757,071.55 | 2.73% |
| 2012 | $5,740,355,765,391.01 | 1.52% |
| 2013 | $5,806,043,078,202.99 | 1.14% |
| 2014 | $5,907,468,943,427.62 | 1.75% |
| 2015 | $5,890,004,758,735.44 | -0.30% |
| 2016 | $5,929,033,602,329.45 | 0.66% |
| 2017 | $6,040,466,089,850.25 | 1.88% |
| 2018 | $6,146,347,961,730.45 | 1.75% |
| 2019 | $6,236,185,623,960.07 | 1.46% |
| 2020 | $6,305,794,567,387.69 | 1.12% |
| 2021 | $6,571,767,312,811.98 | 4.22% |
| 2022 | $7,068,142,321,131.45 | 7.55% |
| 2023 | $7,303,269,933,444.26 | 3.33% |
| 2024 | $7,556,034,109,816.97 | 3.46% |
| 2025 | $7,776,732,491,680.53 | 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 |