According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 1,809.43% higher in 2025 versus 1920 (a $512,068,633.77 difference in value).
Between 1920 and 2025: Seattle experienced an average inflation rate of 2.85% per year. This rate of change indicates significant inflation. In other words, $28,300,000 in Seattle in the year 1920 would cost $540,368,633.77 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 2.68% during this same period, inflation in Seattle was higher.
In the year 1920: Pricing changed by 18.46%, which is significantly above the average yearly change in Seattle during the 1920-2025 time period. Compared to inflation for all items in 1920 (15.62%), inflation in Seattle was higher.
Below are calculations of equivalent buying power in Seattle, over time, for $28,300,000 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 | $28,300,000.00 | 18.46% |
| 1921 | $25,451,258.28 | -10.07% |
| 1922 | $23,477,130.24 | -7.76% |
| 1923 | $23,139,779.25 | -1.44% |
| 1924 | $23,314,701.99 | 0.76% |
| 1925 | $23,739,514.35 | 1.82% |
| 1926 | $23,801,986.75 | 0.26% |
| 1927 | $23,577,086.09 | -0.94% |
| 1928 | $23,014,834.44 | -2.38% |
| 1929 | $23,177,262.69 | 0.71% |
| 1930 | $23,102,295.81 | -0.32% |
| 1931 | $21,090,684.33 | -8.71% |
| 1932 | $19,328,962.47 | -8.35% |
| 1933 | $18,067,019.87 | -6.53% |
| 1934 | $18,279,426.05 | 1.18% |
| 1935 | $18,816,688.74 | 2.94% |
| 1936 | $19,066,578.37 | 1.33% |
| 1937 | $19,928,697.57 | 4.52% |
| 1938 | $19,878,719.65 | -0.25% |
| 1939 | $19,741,280.35 | -0.69% |
| 1940 | $19,778,763.80 | 0.19% |
| 1941 | $21,003,222.96 | 6.19% |
| 1942 | $23,614,569.54 | 12.43% |
| 1943 | $24,963,973.51 | 5.71% |
| 1944 | $25,401,280.35 | 1.75% |
| 1945 | $25,963,532.01 | 2.21% |
| 1946 | $27,950,154.53 | 7.65% |
| 1947 | $31,436,114.79 | 12.47% |
| 1948 | $34,122,428.26 | 8.55% |
| 1949 | $34,134,922.74 | 0.04% |
| 1950 | $34,347,328.92 | 0.62% |
| 1951 | $37,108,609.27 | 8.04% |
| 1952 | $38,220,618.10 | 3.00% |
| 1953 | $38,595,452.54 | 0.98% |
| 1954 | $38,657,924.94 | 0.16% |
| 1955 | $38,820,353.20 | 0.42% |
| 1956 | $39,245,165.56 | 1.09% |
| 1957 | $40,906,931.57 | 4.23% |
| 1958 | $41,844,017.66 | 2.29% |
| 1959 | $42,606,181.02 | 1.82% |
| 1960 | $43,143,443.71 | 1.26% |
| 1961 | $43,868,123.62 | 1.68% |
| 1962 | $44,555,320.09 | 1.57% |
| 1963 | $45,242,516.56 | 1.54% |
| 1964 | $45,892,229.58 | 1.44% |
| 1965 | $46,342,030.91 | 0.98% |
| 1966 | $47,653,951.43 | 2.83% |
| 1967 | $49,053,333.33 | 2.94% |
| 1968 | $51,014,966.89 | 4.00% |
| 1969 | $53,488,874.17 | 4.85% |
| 1970 | $55,900,309.05 | 4.51% |
| 1971 | $57,124,768.21 | 2.19% |
| 1972 | $58,736,556.29 | 2.82% |
| 1973 | $62,260,000.00 | 6.00% |
| 1974 | $68,894,569.54 | 10.66% |
| 1975 | $76,166,357.62 | 10.55% |
| 1976 | $80,551,920.53 | 5.76% |
| 1977 | $86,736,688.74 | 7.68% |
| 1978 | $95,432,847.68 | 10.03% |
| 1979 | $105,678,322.30 | 10.74% |
| 1980 | $123,395,496.69 | 16.77% |
| 1981 | $136,964,503.31 | 11.00% |
| 1982 | $146,460,309.05 | 6.93% |
| 1983 | $148,659,337.75 | 1.50% |
| 1984 | $154,206,887.42 | 3.73% |
| 1985 | $158,180,132.45 | 2.58% |
| 1986 | $159,941,854.30 | 1.11% |
| 1987 | $160,129,271.52 | 0.12% |
| 1988 | $160,129,271.52 | 0.00% ** |
| 1989 | $160,129,271.52 | 0.00% ** |
| 1990 | $160,129,271.52 | 0.00% ** |
| 1991 | $160,129,271.52 | 0.00% ** |
| 1992 | $160,129,271.52 | 0.00% ** |
| 1993 | $160,129,271.52 | 0.00% ** |
| 1994 | $160,129,271.52 | 0.00% ** |
| 1995 | $160,129,271.52 | 0.00% ** |
| 1996 | $160,129,271.52 | 0.00% ** |
| 1997 | $167,401,059.60 | 4.54% |
| 1998 | $251,239,028.70 | 50.08% |
| 1999 | $258,760,706.40 | 2.99% |
| 2000 | $268,244,017.66 | 3.66% |
| 2001 | $278,127,152.32 | 3.68% |
| 2002 | $283,637,218.54 | 1.98% |
| 2003 | $288,347,637.97 | 1.66% |
| 2004 | $291,683,664.46 | 1.16% |
| 2005 | $299,842,560.71 | 2.80% |
| 2006 | $310,787,726.27 | 3.65% |
| 2007 | $322,737,198.23 | 3.84% |
| 2008 | $336,707,527.59 | 4.33% |
| 2009 | $338,704,145.70 | 0.59% |
| 2010 | $339,810,157.17 | 0.33% |
| 2011 | $348,498,319.65 | 2.56% |
| 2012 | $357,638,407.51 | 2.62% |
| 2013 | $361,994,858.28 | 1.22% |
| 2014 | $368,617,058.28 | 1.83% |
| 2015 | $373,558,625.61 | 1.34% |
| 2016 | $381,907,812.80 | 2.24% |
| 2017 | $393,361,378.81 | 3.00% |
| 2018 | $406,004,794.26 | 3.21% |
| 2019 | $416,322,362.03 | 2.54% |
| 2020 | $423,432,721.41 | 1.71% |
| 2021 | $442,436,202.65 | 4.49% |
| 2022 | $481,762,332.45 | 8.89% |
| 2023 | $510,620,585.87 | 5.99% |
| 2024 | $529,433,901.10 | 3.68% |
| 2025 | $540,368,633.77 | 2.07%* |
* 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 Seattle, Washington:
| 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 | 9.200 | 9.192 | 9.150 | 9.875 | 12.100 | 15.933 | 18.875 | 16.975 | 15.658 | 15.433 | 15.550 | 15.833 | 15.875 | 15.725 | 15.350 | 15.458 | 15.408 | 14.067 | 12.892 | 12.050 | 12.192 | 12.550 | 12.717 | 13.292 | 13.258 | 13.167 | 13.192 | 14.008 | 15.750 | 16.650 | 16.942 | 17.317 | 18.642 | 20.967 | 22.758 | 22.767 | 22.908 | 24.750 | 25.492 | 25.742 | 25.783 | 25.892 | 26.175 | 27.283 | 27.908 | 28.417 | 28.775 | 29.258 | 29.717 | 30.175 | 30.608 | 30.908 | 31.783 | 32.717 | 34.025 | 35.675 | 37.283 | 38.100 | 39.175 | 41.525 | 45.950 | 50.800 | 53.725 | 57.850 | 63.650 | 70.483 | 82.300 | 91.350 | 97.683 | 99.150 | 102.850 | 105.500 | 106.675 | 106.800 | 106.800 | 106.800 | 106.800 | 106.800 | 106.800 | 106.800 | 106.800 | 106.800 | 106.800 | 111.650 | 167.567 | 172.583 | 178.908 | 185.500 | 189.175 | 192.317 | 194.542 | 199.983 | 207.283 | 215.253 | 224.571 | 225.903 | 226.640 | 232.435 | 238.531 | 241.436 | 245.853 | 249.149 | 254.718 | 262.357 | 270.789 | 277.671 | 282.413 | 295.088 | 321.317 | 340.564 | 353.112 | 360.405 |