According to the U.S. Bureau of Labor Statistics, prices in Boston, Massachusetts are 3,183.99% higher in 2025 versus 1915 (a $286,559,347,973,737,728 difference in value).
Between 1915 and 2025: Boston experienced an average inflation rate of 3.23% per year. This rate of change indicates significant inflation. In other words, $9,000,000,000,000,000 in Boston in the year 1915 would cost $295,559,347,973,737,728 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.19% during this same period, inflation in Boston was higher.
In the year 1915: Pricing changed by 0.16%, which is significantly below the average yearly change in Boston during the 1915-2025 time period. Compared to inflation for all items in 1915 (0.92%), inflation in Boston was lower.
Below are calculations of equivalent buying power in Boston, over time, for $9,000,000,000,000,000 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 | $9,000,000,000,000,000.00 | 0.16% |
| 1916 | $9,256,735,340,729,000.00 | 2.85% |
| 1917 | $10,504,754,358,161,646.00 | 13.48% |
| 1918 | $12,373,217,115,689,380.00 | 17.79% |
| 1919 | $15,004,754,358,161,646.00 | 21.27% |
| 1920 | $17,593,502,377,179,080.00 | 17.25% |
| 1921 | $16,017,432,646,592,710.00 | -8.96% |
| 1922 | $14,598,256,735,340,728.00 | -8.86% |
| 1923 | $14,819,334,389,857,368.00 | 1.51% |
| 1924 | $14,919,175,911,251,980.00 | 0.67% |
| 1925 | $15,083,201,267,828,840.00 | 1.10% |
| 1926 | $15,639,461,172,741,684.00 | 3.69% |
| 1927 | $15,475,435,816,164,816.00 | -1.05% |
| 1928 | $15,175,911,251,980,982.00 | -1.94% |
| 1929 | $15,104,595,879,556,262.00 | -0.47% |
| 1930 | $14,997,622,820,919,174.00 | -0.71% |
| 1931 | $13,835,182,250,396,196.00 | -7.75% |
| 1932 | $12,473,058,637,083,994.00 | -9.85% |
| 1933 | $11,645,800,316,957,212.00 | -6.63% |
| 1934 | $12,009,508,716,323,298.00 | 3.12% |
| 1935 | $12,259,112,519,809,826.00 | 2.08% |
| 1936 | $12,330,427,892,234,548.00 | 0.58% |
| 1937 | $12,608,557,844,690,968.00 | 2.26% |
| 1938 | $12,287,638,668,779,718.00 | -2.55% |
| 1939 | $12,102,218,700,475,432.00 | -1.51% |
| 1940 | $12,216,323,296,354,992.00 | 0.94% |
| 1941 | $12,758,320,126,782,884.00 | 4.44% |
| 1942 | $14,120,443,740,095,086.00 | 10.68% |
| 1943 | $14,862,123,613,312,202.00 | 5.25% |
| 1944 | $15,026,148,969,889,064.00 | 1.10% |
| 1945 | $15,332,805,071,315,372.00 | 2.04% |
| 1946 | $16,587,955,625,990,490.00 | 8.19% |
| 1947 | $18,884,310,618,066,560.00 | 13.84% |
| 1948 | $20,438,985,736,925,516.00 | 8.23% |
| 1949 | $20,189,381,933,438,988.00 | -1.22% |
| 1950 | $20,453,248,811,410,460.00 | 1.31% |
| 1951 | $21,822,503,961,965,132.00 | 6.69% |
| 1952 | $22,300,316,957,210,776.00 | 2.19% |
| 1953 | $22,357,369,255,150,552.00 | 0.26% |
| 1954 | $22,442,947,702,060,216.00 | 0.38% |
| 1955 | $22,549,920,760,697,300.00 | 0.48% |
| 1956 | $23,170,364,500,792,392.00 | 2.75% |
| 1957 | $23,983,359,746,434,232.00 | 3.51% |
| 1958 | $24,753,565,768,621,236.00 | 3.21% |
| 1959 | $24,946,117,274,167,988.00 | 0.78% |
| 1960 | $25,416,798,732,171,156.00 | 1.89% |
| 1961 | $25,801,901,743,264,660.00 | 1.52% |
| 1962 | $26,358,161,648,177,488.00 | 2.16% |
| 1963 | $26,893,026,941,362,908.00 | 2.03% |
| 1964 | $27,256,735,340,728,996.00 | 1.35% |
| 1965 | $27,770,206,022,187,004.00 | 1.88% |
| 1966 | $28,625,990,491,283,676.00 | 3.08% |
| 1967 | $29,374,801,901,743,264.00 | 2.62% |
| 1968 | $30,530,110,935,023,768.00 | 3.93% |
| 1969 | $32,220,285,261,489,696.00 | 5.54% |
| 1970 | $34,188,589,540,412,044.00 | 6.11% |
| 1971 | $36,007,131,537,242,464.00 | 5.32% |
| 1972 | $37,290,808,240,887,472.00 | 3.57% |
| 1973 | $39,366,085,578,446,904.00 | 5.57% |
| 1974 | $43,431,061,806,656,104.00 | 10.33% |
| 1975 | $47,346,275,752,773,368.00 | 9.01% |
| 1976 | $51,197,305,863,708,384.00 | 8.13% |
| 1977 | $53,807,448,494,453,248.00 | 5.10% |
| 1978 | $56,681,458,003,169,568.00 | 5.34% |
| 1979 | $62,386,687,797,147,368.00 | 10.07% |
| 1980 | $70,302,694,136,291,584.00 | 12.69% |
| 1981 | $78,290,015,847,860,528.00 | 11.36% |
| 1982 | $81,641,838,351,822,480.00 | 4.28% |
| 1983 | $85,250,396,196,513,472.00 | 4.42% |
| 1984 | $89,443,740,095,087,152.00 | 4.92% |
| 1985 | $93,408,874,801,901,728.00 | 4.43% |
| 1986 | $95,961,965,134,706,784.00 | 2.73% |
| 1987 | $100,055,467,511,885,888.00 | 4.27% |
| 1988 | $105,931,854,199,683,024.00 | 5.87% |
| 1989 | $112,107,765,451,664,016.00 | 5.83% |
| 1990 | $118,597,464,342,313,776.00 | 5.79% |
| 1991 | $123,974,643,423,137,872.00 | 4.53% |
| 1992 | $126,998,415,213,946,096.00 | 2.44% |
| 1993 | $130,778,129,952,456,416.00 | 2.98% |
| 1994 | $132,432,646,592,709,984.00 | 1.27% |
| 1995 | $135,613,312,202,852,592.00 | 2.40% |
| 1996 | $139,578,446,909,667,184.00 | 2.92% |
| 1997 | $143,600,633,914,421,520.00 | 2.88% |
| 1998 | $146,838,351,822,503,936.00 | 2.25% |
| 1999 | $150,389,857,369,255,168.00 | 2.42% |
| 2000 | $156,836,767,036,450,048.00 | 4.29% |
| 2001 | $163,782,884,310,618,048.00 | 4.43% |
| 2002 | $167,961,965,134,706,784.00 | 2.55% |
| 2003 | $174,180,665,610,142,624.00 | 3.70% |
| 2004 | $179,172,741,679,873,216.00 | 2.87% |
| 2005 | $184,849,445,324,881,088.00 | 3.17% |
| 2006 | $190,754,358,161,648,160.00 | 3.19% |
| 2007 | $194,344,944,532,488,096.00 | 1.88% |
| 2008 | $201,471,489,698,890,624.00 | 3.67% |
| 2009 | $199,833,518,225,039,616.00 | -0.81% |
| 2010 | $203,112,456,418,383,488.00 | 1.64% |
| 2011 | $208,493,486,529,318,528.00 | 2.65% |
| 2012 | $211,861,141,045,958,816.00 | 1.62% |
| 2013 | $214,808,034,865,293,184.00 | 1.39% |
| 2014 | $218,332,012,678,288,416.00 | 1.64% |
| 2015 | $219,716,529,318,541,920.00 | 0.63% |
| 2016 | $222,745,293,185,419,968.00 | 1.38% |
| 2017 | $228,426,846,275,752,768.00 | 2.55% |
| 2018 | $235,795,007,923,930,240.00 | 3.23% |
| 2019 | $240,529,350,237,717,920.00 | 2.01% |
| 2020 | $243,118,811,410,459,520.00 | 1.08% |
| 2021 | $250,636,450,079,239,296.00 | 3.09% |
| 2022 | $268,697,210,776,545,152.00 | 7.21% |
| 2023 | $278,744,548,335,974,592.00 | 3.74% |
| 2024 | $287,664,817,749,603,776.00 | 3.20% |
| 2025 | $295,559,347,973,737,728.00 | 2.74%* |
* 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 Boston, Massachusetts:
| 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 | 10.500 | 10.517 | 10.817 | 12.275 | 14.458 | 17.533 | 20.558 | 18.717 | 17.058 | 17.317 | 17.433 | 17.625 | 18.275 | 18.083 | 17.733 | 17.650 | 17.525 | 16.167 | 14.575 | 13.608 | 14.033 | 14.325 | 14.408 | 14.733 | 14.358 | 14.142 | 14.275 | 14.908 | 16.500 | 17.367 | 17.558 | 17.917 | 19.383 | 22.067 | 23.883 | 23.592 | 23.900 | 25.500 | 26.058 | 26.125 | 26.225 | 26.350 | 27.075 | 28.025 | 28.925 | 29.150 | 29.700 | 30.150 | 30.800 | 31.425 | 31.850 | 32.450 | 33.450 | 34.325 | 35.675 | 37.650 | 39.950 | 42.075 | 43.575 | 46.000 | 50.750 | 55.325 | 59.825 | 62.875 | 66.233 | 72.900 | 82.150 | 91.483 | 95.400 | 99.617 | 104.517 | 109.150 | 112.133 | 116.917 | 123.783 | 131.000 | 138.583 | 144.867 | 148.400 | 152.817 | 154.750 | 158.467 | 163.100 | 167.800 | 171.583 | 175.733 | 183.267 | 191.383 | 196.267 | 203.533 | 209.367 | 216.000 | 222.900 | 227.096 | 235.423 | 233.509 | 237.341 | 243.629 | 247.564 | 251.007 | 255.125 | 256.743 | 260.282 | 266.921 | 275.531 | 281.063 | 284.089 | 292.873 | 313.978 | 325.718 | 336.142 | 345.367 |