According to the U.S. Bureau of Labor Statistics, prices in Boston, Massachusetts are 1,570.79% higher in 2025 versus 1920 (a $6,320,102,773.27 difference in value).
Between 1920 and 2025: Boston experienced an average inflation rate of 2.72% per year. This rate of change indicates significant inflation. In other words, $402,352,579 in Boston in the year 1920 would cost $6,722,455,352.27 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 2.67% during this same period, inflation in Boston was higher.
In the year 1920: Pricing changed by 17.25%, which is significantly above the average yearly change in Boston during the 1920-2025 time period. Compared to inflation for all items in 1920 (15.62%), inflation in Boston was higher.
Below are calculations of equivalent buying power in Boston, over time, for $402,352,579 beginning in 1920. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1920 | $402,352,579.00 | 17.25% |
| 1921 | $366,308,833.58 | -8.96% |
| 1922 | $333,853,153.31 | -8.86% |
| 1923 | $338,909,063.30 | 1.51% |
| 1924 | $341,192,377.49 | 0.67% |
| 1925 | $344,943,536.52 | 1.10% |
| 1926 | $357,664,858.43 | 3.69% |
| 1927 | $353,913,699.40 | -1.05% |
| 1928 | $347,063,756.84 | -1.94% |
| 1929 | $345,432,818.13 | -0.47% |
| 1930 | $342,986,410.07 | -0.71% |
| 1931 | $316,402,109.14 | -7.75% |
| 1932 | $285,251,179.84 | -9.85% |
| 1933 | $266,332,290.84 | -6.63% |
| 1934 | $274,650,078.25 | 3.12% |
| 1935 | $280,358,363.72 | 2.08% |
| 1936 | $281,989,302.43 | 0.58% |
| 1937 | $288,349,963.39 | 2.26% |
| 1938 | $281,010,739.20 | -2.55% |
| 1939 | $276,770,298.57 | -1.51% |
| 1940 | $279,379,800.50 | 0.94% |
| 1941 | $291,774,934.67 | 4.44% |
| 1942 | $322,925,863.97 | 10.68% |
| 1943 | $339,887,626.52 | 5.25% |
| 1944 | $343,638,785.55 | 1.10% |
| 1945 | $350,651,821.99 | 2.04% |
| 1946 | $379,356,343.23 | 8.19% |
| 1947 | $431,872,569.60 | 13.84% |
| 1948 | $467,427,033.41 | 8.23% |
| 1949 | $461,718,747.93 | -1.22% |
| 1950 | $467,753,221.15 | 1.31% |
| 1951 | $499,067,244.32 | 6.69% |
| 1952 | $509,994,533.66 | 2.19% |
| 1953 | $511,299,284.62 | 0.26% |
| 1954 | $513,256,411.07 | 0.38% |
| 1955 | $515,702,819.13 | 0.48% |
| 1956 | $529,891,985.88 | 2.75% |
| 1957 | $548,484,687.14 | 3.51% |
| 1958 | $566,098,825.18 | 3.21% |
| 1959 | $570,502,359.68 | 0.78% |
| 1960 | $581,266,555.15 | 1.89% |
| 1961 | $590,073,624.17 | 1.52% |
| 1962 | $602,794,946.08 | 2.16% |
| 1963 | $615,026,986.38 | 2.03% |
| 1964 | $623,344,773.79 | 1.35% |
| 1965 | $635,087,532.48 | 1.88% |
| 1966 | $654,658,796.96 | 3.08% |
| 1967 | $671,783,653.39 | 2.62% |
| 1968 | $698,204,860.44 | 3.93% |
| 1969 | $736,858,107.79 | 5.54% |
| 1970 | $781,872,016.10 | 6.11% |
| 1971 | $823,460,953.13 | 5.32% |
| 1972 | $852,817,849.85 | 3.57% |
| 1973 | $900,278,166.23 | 5.57% |
| 1974 | $993,241,672.52 | 10.33% |
| 1975 | $1,082,780,207.53 | 9.01% |
| 1976 | $1,170,850,897.71 | 8.13% |
| 1977 | $1,230,543,254.38 | 5.10% |
| 1978 | $1,296,270,084.27 | 5.34% |
| 1979 | $1,426,745,180.82 | 10.07% |
| 1980 | $1,607,779,377.29 | 12.69% |
| 1981 | $1,790,444,512.47 | 11.36% |
| 1982 | $1,867,098,631.70 | 4.28% |
| 1983 | $1,949,624,130.27 | 4.42% |
| 1984 | $2,045,523,326.23 | 4.92% |
| 1985 | $2,136,203,518.34 | 4.43% |
| 1986 | $2,194,591,124.05 | 2.73% |
| 1987 | $2,288,207,005.82 | 4.27% |
| 1988 | $2,422,596,355.28 | 5.87% |
| 1989 | $2,563,835,647.30 | 5.83% |
| 1990 | $2,712,251,069.63 | 5.79% |
| 1991 | $2,835,223,848.13 | 4.53% |
| 1992 | $2,904,375,649.30 | 2.44% |
| 1993 | $2,990,815,400.77 | 2.98% |
| 1994 | $3,028,653,178.77 | 1.27% |
| 1995 | $3,101,393,045.10 | 2.40% |
| 1996 | $3,192,073,237.21 | 2.92% |
| 1997 | $3,284,058,180.28 | 2.88% |
| 1998 | $3,358,102,797.57 | 2.25% |
| 1999 | $3,439,323,545.18 | 2.42% |
| 2000 | $3,586,760,404.28 | 4.29% |
| 2001 | $3,745,613,834.34 | 4.43% |
| 2002 | $3,841,186,842.57 | 2.55% |
| 2003 | $3,983,404,697.81 | 3.70% |
| 2004 | $4,097,570,407.29 | 2.87% |
| 2005 | $4,227,393,128.37 | 3.17% |
| 2006 | $4,362,434,853.30 | 3.19% |
| 2007 | $4,444,549,355.32 | 1.88% |
| 2008 | $4,607,529,060.30 | 3.67% |
| 2009 | $4,570,069,660.08 | -0.81% |
| 2010 | $4,645,056,959.95 | 1.64% |
| 2011 | $4,768,117,809.14 | 2.65% |
| 2012 | $4,845,133,996.76 | 1.62% |
| 2013 | $4,912,527,646.01 | 1.39% |
| 2014 | $4,993,118,851.27 | 1.64% |
| 2015 | $5,024,781,895.33 | 0.63% |
| 2016 | $5,094,047,862.21 | 1.38% |
| 2017 | $5,223,981,487.11 | 2.55% |
| 2018 | $5,392,486,812.44 | 3.23% |
| 2019 | $5,500,758,309.44 | 2.01% |
| 2020 | $5,559,977,693.88 | 1.08% |
| 2021 | $5,731,901,466.74 | 3.09% |
| 2022 | $6,144,939,956.14 | 7.21% |
| 2023 | $6,374,716,386.81 | 3.74% |
| 2024 | $6,578,717,462.15 | 3.20% |
| 2025 | $6,722,455,352.27 | 2.18%* |
* 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 | 343.486 |