According to the U.S. Bureau of Labor Statistics, prices in Boston, Massachusetts are 1,870.71% higher in 2025 versus 1930 (a $336,727,434.28 difference in value).
Between 1930 and 2025: Boston experienced an average inflation rate of 3.19% per year. This rate of change indicates significant inflation. In other words, $18,000,000 in Boston in the year 1930 would cost $354,727,434.28 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.16% during this same period, inflation in Boston was higher.
In the year 1930: Pricing changed by -0.71%, which is significantly below the average yearly change in Boston during the 1930-2025 time period. Compared to inflation for all items in 1930 (-2.65%), inflation in Boston was higher.
Below are calculations of equivalent buying power in Boston, over time, for $18,000,000 beginning in 1930. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1930 | $18,000,000.00 | -0.71% |
| 1931 | $16,604,850.21 | -7.75% |
| 1932 | $14,970,042.80 | -9.85% |
| 1933 | $13,977,175.46 | -6.63% |
| 1934 | $14,413,694.72 | 3.12% |
| 1935 | $14,713,266.76 | 2.08% |
| 1936 | $14,798,858.77 | 0.58% |
| 1937 | $15,132,667.62 | 2.26% |
| 1938 | $14,747,503.57 | -2.55% |
| 1939 | $14,524,964.34 | -1.51% |
| 1940 | $14,661,911.55 | 0.94% |
| 1941 | $15,312,410.84 | 4.44% |
| 1942 | $16,947,218.26 | 10.68% |
| 1943 | $17,837,375.18 | 5.25% |
| 1944 | $18,034,236.80 | 1.10% |
| 1945 | $18,402,282.45 | 2.04% |
| 1946 | $19,908,701.85 | 8.19% |
| 1947 | $22,664,764.62 | 13.84% |
| 1948 | $24,530,670.47 | 8.23% |
| 1949 | $24,231,098.43 | -1.22% |
| 1950 | $24,547,788.87 | 1.31% |
| 1951 | $26,191,155.49 | 6.69% |
| 1952 | $26,764,621.97 | 2.19% |
| 1953 | $26,833,095.58 | 0.26% |
| 1954 | $26,935,805.99 | 0.38% |
| 1955 | $27,064,194.01 | 0.48% |
| 1956 | $27,808,844.51 | 2.75% |
| 1957 | $28,784,593.44 | 3.51% |
| 1958 | $29,708,987.16 | 3.21% |
| 1959 | $29,940,085.59 | 0.78% |
| 1960 | $30,504,992.87 | 1.89% |
| 1961 | $30,967,189.73 | 1.52% |
| 1962 | $31,634,807.42 | 2.16% |
| 1963 | $32,276,747.50 | 2.03% |
| 1964 | $32,713,266.76 | 1.35% |
| 1965 | $33,329,529.24 | 1.88% |
| 1966 | $34,356,633.38 | 3.08% |
| 1967 | $35,255,349.50 | 2.62% |
| 1968 | $36,641,940.09 | 3.93% |
| 1969 | $38,670,470.76 | 5.54% |
| 1970 | $41,032,810.27 | 6.11% |
| 1971 | $43,215,406.56 | 5.32% |
| 1972 | $44,756,062.77 | 3.57% |
| 1973 | $47,246,790.30 | 5.57% |
| 1974 | $52,125,534.95 | 10.33% |
| 1975 | $56,824,536.38 | 9.01% |
| 1976 | $61,446,504.99 | 8.13% |
| 1977 | $64,579,172.61 | 5.10% |
| 1978 | $68,028,530.67 | 5.34% |
| 1979 | $74,875,891.58 | 10.07% |
| 1980 | $84,376,604.85 | 12.69% |
| 1981 | $93,962,910.13 | 11.36% |
| 1982 | $97,985,734.66 | 4.28% |
| 1983 | $102,316,690.44 | 4.42% |
| 1984 | $107,349,500.71 | 4.92% |
| 1985 | $112,108,416.55 | 4.43% |
| 1986 | $115,172,610.56 | 2.73% |
| 1987 | $120,085,592.01 | 4.27% |
| 1988 | $127,138,373.75 | 5.87% |
| 1989 | $134,550,641.94 | 5.83% |
| 1990 | $142,339,514.98 | 5.79% |
| 1991 | $148,793,152.64 | 4.53% |
| 1992 | $152,422,253.92 | 2.44% |
| 1993 | $156,958,630.53 | 2.98% |
| 1994 | $158,944,365.19 | 1.27% |
| 1995 | $162,761,768.90 | 2.40% |
| 1996 | $167,520,684.74 | 2.92% |
| 1997 | $172,348,074.18 | 2.88% |
| 1998 | $176,233,951.50 | 2.25% |
| 1999 | $180,496,433.67 | 2.42% |
| 2000 | $188,233,951.50 | 4.29% |
| 2001 | $196,570,613.41 | 4.43% |
| 2002 | $201,586,305.28 | 2.55% |
| 2003 | $209,049,928.67 | 3.70% |
| 2004 | $215,041,369.47 | 2.87% |
| 2005 | $221,854,493.58 | 3.17% |
| 2006 | $228,941,512.13 | 3.19% |
| 2007 | $233,250,898.72 | 1.88% |
| 2008 | $241,804,108.42 | 3.67% |
| 2009 | $239,838,231.10 | -0.81% |
| 2010 | $243,773,580.60 | 1.64% |
| 2011 | $250,231,840.23 | 2.65% |
| 2012 | $254,273,666.19 | 1.62% |
| 2013 | $257,810,499.29 | 1.39% |
| 2014 | $262,039,942.94 | 1.64% |
| 2015 | $263,701,626.25 | 0.63% |
| 2016 | $267,336,718.97 | 1.38% |
| 2017 | $274,155,663.34 | 2.55% |
| 2018 | $282,998,858.77 | 3.23% |
| 2019 | $288,680,970.04 | 2.01% |
| 2020 | $291,788,815.98 | 1.08% |
| 2021 | $300,811,412.27 | 3.09% |
| 2022 | $322,487,760.34 | 7.21% |
| 2023 | $334,546,476.46 | 3.74% |
| 2024 | $345,252,496.43 | 3.20% |
| 2025 | $354,727,434.28 | 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 |