According to the U.S. Bureau of Labor Statistics, prices in Chicago, Illinois are 2,928.52% higher in 2026 versus 1915 (a $73,212,937,504,175,952 difference in value).
Between 1915 and 2026:Chicago experienced an average inflation rate of 3.12% per year. This rate of change indicates significant inflation. In other words, $2,500,000,025,000,000 in Chicago in the year 1915 would cost $75,712,937,529,175,952 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.18% 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 $2,500,000,025,000,000 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 | $2,500,000,025,000,000.00 | 0.17% |
| 1916 | $2,574,875,233,735,440.50 | 3.00% |
| 1917 | $2,934,692,209,047,421.00 | 13.97% |
| 1918 | $3,427,620,666,555,741.00 | 16.80% |
| 1919 | $4,159,733,818,635,607.00 | 21.36% |
| 1920 | $4,954,242,977,995,007.00 | 19.10% |
| 1921 | $4,536,189,729,222,129.00 | -8.44% |
| 1922 | $4,284,525,833,194,675.00 | -5.55% |
| 1923 | $4,336,522,505,927,620.50 | 1.21% |
| 1924 | $4,421,797,049,209,649.50 | 1.97% |
| 1925 | $4,519,550,793,947,587.00 | 2.21% |
| 1926 | $4,598,585,736,501,664.00 | 1.75% |
| 1927 | $4,556,988,398,315,308.00 | -0.90% |
| 1928 | $4,415,557,448,481,697.50 | -3.10% |
| 1929 | $4,405,158,113,935,108.50 | -0.24% |
| 1930 | $4,357,321,175,020,798.00 | -1.09% |
| 1931 | $3,982,945,131,343,594.00 | -8.59% |
| 1932 | $3,514,975,076,747,088.00 | -11.75% |
| 1933 | $3,153,078,234,525,790.00 | -10.30% |
| 1934 | $3,173,876,903,618,968.50 | 0.66% |
| 1935 | $3,311,148,119,633,943.50 | 4.33% |
| 1936 | $3,377,703,860,732,113.50 | 2.01% |
| 1937 | $3,517,054,943,656,406.00 | 4.13% |
| 1938 | $3,492,096,540,744,592.50 | -0.71% |
| 1939 | $3,423,460,932,737,104.50 | -1.97% |
| 1940 | $3,442,179,734,920,964.50 | 0.55% |
| 1941 | $3,623,128,156,031,613.00 | 5.26% |
| 1942 | $3,982,945,131,343,594.00 | 9.93% |
| 1943 | $4,205,490,890,640,598.00 | 5.59% |
| 1944 | $4,269,966,764,829,451.00 | 1.53% |
| 1945 | $4,361,480,908,839,434.00 | 2.14% |
| 1946 | $4,750,416,020,881,864.00 | 8.92% |
| 1947 | $5,517,886,910,420,133.00 | 16.16% |
| 1948 | $5,998,336,166,472,545.00 | 8.71% |
| 1949 | $5,992,096,565,744,591.00 | -0.10% |
| 1950 | $6,052,412,706,114,808.00 | 1.01% |
| 1951 | $6,528,702,228,348,585.00 | 7.87% |
| 1952 | $6,670,133,178,182,195.00 | 2.17% |
| 1953 | $6,728,369,451,643,094.00 | 0.87% |
| 1954 | $6,828,203,063,290,349.00 | 1.48% |
| 1955 | $6,873,960,135,295,341.00 | 0.67% |
| 1956 | $6,969,634,013,123,959.00 | 1.39% |
| 1957 | $7,196,339,506,239,599.00 | 3.25% |
| 1958 | $7,414,725,531,717,969.00 | 3.03% |
| 1959 | $7,475,041,672,088,186.00 | 0.81% |
| 1960 | $7,579,035,017,554,075.00 | 1.39% |
| 1961 | $7,616,472,621,921,796.00 | 0.49% |
| 1962 | $7,695,507,564,475,872.00 | 1.04% |
| 1963 | $7,772,462,640,120,632.00 | 1.00% |
| 1964 | $7,803,660,643,760,398.00 | 0.40% |
| 1965 | $7,907,653,989,226,289.00 | 1.33% |
| 1966 | $8,144,758,816,888,518.00 | 3.00% |
| 1967 | $8,356,905,241,638,935.00 | 2.60% |
| 1968 | $8,710,482,616,222,961.00 | 4.23% |
| 1969 | $9,186,772,138,456,738.00 | 5.47% |
| 1970 | $9,712,978,466,514,142.00 | 5.73% |
| 1971 | $10,095,673,977,828,616.00 | 3.94% |
| 1972 | $10,382,695,611,314,476.00 | 2.84% |
| 1973 | $11,033,693,953,930,948.00 | 6.27% |
| 1974 | $12,200,499,290,058,234.00 | 10.57% |
| 1975 | $13,163,477,669,072,378.00 | 7.89% |
| 1976 | $13,793,677,342,595,674.00 | 4.79% |
| 1977 | $14,660,981,843,781,196.00 | 6.29% |
| 1978 | $15,935,940,259,193,012.00 | 8.70% |
| 1979 | $17,924,293,024,500,830.00 | 12.48% |
| 1980 | $20,509,567,592,782,860.00 | 14.42% |
| 1981 | $22,472,961,955,178,868.00 | 9.57% |
| 1982 | $24,005,823,867,346,088.00 | 6.82% |
| 1983 | $24,962,562,645,632,276.00 | 3.99% |
| 1984 | $25,904,742,355,553,244.00 | 3.77% |
| 1985 | $26,882,279,802,932,608.00 | 3.77% |
| 1986 | $27,443,843,868,448,416.00 | 2.09% |
| 1987 | $28,575,291,467,117,300.00 | 4.12% |
| 1988 | $29,692,179,997,420,952.00 | 3.91% |
| 1989 | $31,193,843,905,948,416.00 | 5.06% |
| 1990 | $32,870,216,634,858,568.00 | 5.37% |
| 1991 | $34,203,411,323,731,272.00 | 4.06% |
| 1992 | $35,205,907,174,022,460.00 | 2.93% |
| 1993 | $36,291,597,700,686,352.00 | 3.08% |
| 1994 | $37,086,106,860,045,760.00 | 2.19% |
| 1995 | $38,265,391,397,628,936.00 | 3.18% |
| 1996 | $39,288,685,917,013,304.00 | 2.67% |
| 1997 | $40,363,977,109,130,608.00 | 2.74% |
| 1998 | $41,177,205,070,673,864.00 | 2.01% |
| 1999 | $42,029,950,503,494,176.00 | 2.07% |
| 2000 | $43,379,784,127,641,424.00 | 3.21% |
| 2001 | $44,509,151,859,401,000.00 | 2.60% |
| 2002 | $45,218,386,475,478,360.00 | 1.59% |
| 2003 | $46,050,333,239,205,488.00 | 1.84% |
| 2004 | $47,079,867,359,317,800.00 | 2.24% |
| 2005 | $48,504,576,192,200,496.00 | 3.03% |
| 2006 | $49,498,752,574,854,408.00 | 2.05% |
| 2007 | $51,119,197,682,573,008.00 | 3.27% |
| 2008 | $53,045,487,219,306,776.00 | 3.77% |
| 2009 | $52,411,418,993,332,144.00 | -1.20% |
| 2010 | $53,129,056,271,723,168.00 | 1.37% |
| 2011 | $54,580,075,421,008,736.00 | 2.73% |
| 2012 | $55,408,839,988,364,584.00 | 1.52% |
| 2013 | $56,042,887,415,670,128.00 | 1.14% |
| 2014 | $57,021,901,568,555,112.00 | 1.75% |
| 2015 | $56,853,328,355,554,912.00 | -0.30% |
| 2016 | $57,230,054,648,839,640.00 | 0.66% |
| 2017 | $58,305,657,820,993,352.00 | 1.88% |
| 2018 | $59,327,683,621,563,016.00 | 1.75% |
| 2019 | $60,194,842,532,064,880.00 | 1.46% |
| 2020 | $60,866,743,537,120,000.00 | 1.12% |
| 2021 | $63,434,048,055,305,536.00 | 4.22% |
| 2022 | $68,225,312,662,286,384.00 | 7.55% |
| 2023 | $70,494,884,232,403,064.00 | 3.33% |
| 2024 | $72,934,692,909,047,408.00 | 3.46% |
| 2025 | $75,250,104,745,845,472.00 | 3.17% |
| 2026 | $75,712,937,529,175,952.00 | 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 |