According to the U.S. Bureau of Labor Statistics, prices in Boston, Massachusetts are 3,183.99% higher in 2025 versus 1915 (a $4,393,910,002.26 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, $138,000,000 in Boston in the year 1915 would cost $4,531,910,002.26 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 $138,000,000 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 | $138,000,000.00 | 0.16% |
| 1916 | $141,936,608.56 | 2.85% |
| 1917 | $161,072,900.16 | 13.48% |
| 1918 | $189,722,662.44 | 17.79% |
| 1919 | $230,072,900.16 | 21.27% |
| 1920 | $269,767,036.45 | 17.25% |
| 1921 | $245,600,633.91 | -8.96% |
| 1922 | $223,839,936.61 | -8.86% |
| 1923 | $227,229,793.98 | 1.51% |
| 1924 | $228,760,697.31 | 0.67% |
| 1925 | $231,275,752.77 | 1.10% |
| 1926 | $239,805,071.32 | 3.69% |
| 1927 | $237,290,015.85 | -1.05% |
| 1928 | $232,697,305.86 | -1.94% |
| 1929 | $231,603,803.49 | -0.47% |
| 1930 | $229,963,549.92 | -0.71% |
| 1931 | $212,139,461.17 | -7.75% |
| 1932 | $191,253,565.77 | -9.85% |
| 1933 | $178,568,938.19 | -6.63% |
| 1934 | $184,145,800.32 | 3.12% |
| 1935 | $187,973,058.64 | 2.08% |
| 1936 | $189,066,561.01 | 0.58% |
| 1937 | $193,331,220.29 | 2.26% |
| 1938 | $188,410,459.59 | -2.55% |
| 1939 | $185,567,353.41 | -1.51% |
| 1940 | $187,316,957.21 | 0.94% |
| 1941 | $195,627,575.28 | 4.44% |
| 1942 | $216,513,470.68 | 10.68% |
| 1943 | $227,885,895.40 | 5.25% |
| 1944 | $230,400,950.87 | 1.10% |
| 1945 | $235,103,011.09 | 2.04% |
| 1946 | $254,348,652.93 | 8.19% |
| 1947 | $289,559,429.48 | 13.84% |
| 1948 | $313,397,781.30 | 8.23% |
| 1949 | $309,570,522.98 | -1.22% |
| 1950 | $313,616,481.77 | 1.31% |
| 1951 | $334,611,727.42 | 6.69% |
| 1952 | $341,938,193.34 | 2.19% |
| 1953 | $342,812,995.25 | 0.26% |
| 1954 | $344,125,198.10 | 0.38% |
| 1955 | $345,765,451.66 | 0.48% |
| 1956 | $355,278,922.35 | 2.75% |
| 1957 | $367,744,849.45 | 3.51% |
| 1958 | $379,554,675.12 | 3.21% |
| 1959 | $382,507,131.54 | 0.78% |
| 1960 | $389,724,247.23 | 1.89% |
| 1961 | $395,629,160.06 | 1.52% |
| 1962 | $404,158,478.61 | 2.16% |
| 1963 | $412,359,746.43 | 2.03% |
| 1964 | $417,936,608.56 | 1.35% |
| 1965 | $425,809,825.67 | 1.88% |
| 1966 | $438,931,854.20 | 3.08% |
| 1967 | $450,413,629.16 | 2.62% |
| 1968 | $468,128,367.67 | 3.93% |
| 1969 | $494,044,374.01 | 5.54% |
| 1970 | $524,225,039.62 | 6.11% |
| 1971 | $552,109,350.24 | 5.32% |
| 1972 | $571,792,393.03 | 3.57% |
| 1973 | $603,613,312.20 | 5.57% |
| 1974 | $665,942,947.70 | 10.33% |
| 1975 | $725,976,228.21 | 9.01% |
| 1976 | $785,025,356.58 | 8.13% |
| 1977 | $825,047,543.58 | 5.10% |
| 1978 | $869,115,689.38 | 5.34% |
| 1979 | $956,595,879.56 | 10.07% |
| 1980 | $1,077,974,643.42 | 12.69% |
| 1981 | $1,200,446,909.67 | 11.36% |
| 1982 | $1,251,841,521.39 | 4.28% |
| 1983 | $1,307,172,741.68 | 4.42% |
| 1984 | $1,371,470,681.46 | 4.92% |
| 1985 | $1,432,269,413.63 | 4.43% |
| 1986 | $1,471,416,798.73 | 2.73% |
| 1987 | $1,534,183,835.18 | 4.27% |
| 1988 | $1,624,288,431.06 | 5.87% |
| 1989 | $1,718,985,736.93 | 5.83% |
| 1990 | $1,818,494,453.25 | 5.79% |
| 1991 | $1,900,944,532.49 | 4.53% |
| 1992 | $1,947,309,033.28 | 2.44% |
| 1993 | $2,005,264,659.27 | 2.98% |
| 1994 | $2,030,633,914.42 | 1.27% |
| 1995 | $2,079,404,120.44 | 2.40% |
| 1996 | $2,140,202,852.61 | 2.92% |
| 1997 | $2,201,876,386.69 | 2.88% |
| 1998 | $2,251,521,394.61 | 2.25% |
| 1999 | $2,305,977,813.00 | 2.42% |
| 2000 | $2,404,830,427.89 | 4.29% |
| 2001 | $2,511,337,559.43 | 4.43% |
| 2002 | $2,575,416,798.73 | 2.55% |
| 2003 | $2,670,770,206.02 | 3.70% |
| 2004 | $2,747,315,372.42 | 2.87% |
| 2005 | $2,834,358,161.65 | 3.17% |
| 2006 | $2,924,900,158.48 | 3.19% |
| 2007 | $2,979,955,816.16 | 1.88% |
| 2008 | $3,089,229,508.72 | 3.67% |
| 2009 | $3,064,113,946.12 | -0.81% |
| 2010 | $3,114,390,998.42 | 1.64% |
| 2011 | $3,196,900,126.78 | 2.65% |
| 2012 | $3,248,537,496.04 | 1.62% |
| 2013 | $3,293,723,201.27 | 1.39% |
| 2014 | $3,347,757,527.73 | 1.64% |
| 2015 | $3,368,986,782.88 | 0.63% |
| 2016 | $3,415,427,828.84 | 1.38% |
| 2017 | $3,502,544,976.23 | 2.55% |
| 2018 | $3,615,523,454.83 | 3.23% |
| 2019 | $3,688,116,703.65 | 2.01% |
| 2020 | $3,727,821,774.96 | 1.08% |
| 2021 | $3,843,092,234.55 | 3.09% |
| 2022 | $4,120,023,898.57 | 7.21% |
| 2023 | $4,274,083,074.48 | 3.74% |
| 2024 | $4,410,860,538.83 | 3.20% |
| 2025 | $4,531,910,002.26 | 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 |