According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 1,809.43% higher in 2025 versus 1920 (a $6,152,061,324.50 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, $340,000,000 in Seattle in the year 1920 would cost $6,492,061,324.50 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 $340,000,000 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 | $340,000,000.00 | 18.46% |
| 1921 | $305,774,834.44 | -10.07% |
| 1922 | $282,057,395.14 | -7.76% |
| 1923 | $278,004,415.01 | -1.44% |
| 1924 | $280,105,960.26 | 0.76% |
| 1925 | $285,209,713.02 | 1.82% |
| 1926 | $285,960,264.90 | 0.26% |
| 1927 | $283,258,278.15 | -0.94% |
| 1928 | $276,503,311.26 | -2.38% |
| 1929 | $278,454,746.14 | 0.71% |
| 1930 | $277,554,083.89 | -0.32% |
| 1931 | $253,386,313.47 | -8.71% |
| 1932 | $232,220,750.55 | -8.35% |
| 1933 | $217,059,602.65 | -6.53% |
| 1934 | $219,611,479.03 | 1.18% |
| 1935 | $226,066,225.17 | 2.94% |
| 1936 | $229,068,432.67 | 1.33% |
| 1937 | $239,426,048.57 | 4.52% |
| 1938 | $238,825,607.06 | -0.25% |
| 1939 | $237,174,392.94 | -0.69% |
| 1940 | $237,624,724.06 | 0.19% |
| 1941 | $252,335,540.84 | 6.19% |
| 1942 | $283,708,609.27 | 12.43% |
| 1943 | $299,920,529.80 | 5.71% |
| 1944 | $305,174,392.94 | 1.75% |
| 1945 | $311,929,359.82 | 2.21% |
| 1946 | $335,796,909.49 | 7.65% |
| 1947 | $377,677,704.19 | 12.47% |
| 1948 | $409,951,434.88 | 8.55% |
| 1949 | $410,101,545.25 | 0.04% |
| 1950 | $412,653,421.63 | 0.62% |
| 1951 | $445,827,814.57 | 8.04% |
| 1952 | $459,187,637.97 | 3.00% |
| 1953 | $463,690,949.23 | 0.98% |
| 1954 | $464,441,501.10 | 0.16% |
| 1955 | $466,392,935.98 | 0.42% |
| 1956 | $471,496,688.74 | 1.09% |
| 1957 | $491,461,368.65 | 4.23% |
| 1958 | $502,719,646.80 | 2.29% |
| 1959 | $511,876,379.69 | 1.82% |
| 1960 | $518,331,125.83 | 1.26% |
| 1961 | $527,037,527.59 | 1.68% |
| 1962 | $535,293,598.23 | 1.57% |
| 1963 | $543,549,668.87 | 1.54% |
| 1964 | $551,355,408.39 | 1.44% |
| 1965 | $556,759,381.90 | 0.98% |
| 1966 | $572,520,971.30 | 2.83% |
| 1967 | $589,333,333.33 | 2.94% |
| 1968 | $612,900,662.25 | 4.00% |
| 1969 | $642,622,516.56 | 4.85% |
| 1970 | $671,593,818.98 | 4.51% |
| 1971 | $686,304,635.76 | 2.19% |
| 1972 | $705,668,874.17 | 2.82% |
| 1973 | $748,000,000.00 | 6.00% |
| 1974 | $827,708,609.27 | 10.66% |
| 1975 | $915,072,847.68 | 10.55% |
| 1976 | $967,761,589.40 | 5.76% |
| 1977 | $1,042,066,225.17 | 7.68% |
| 1978 | $1,146,543,046.36 | 10.03% |
| 1979 | $1,269,633,554.08 | 10.74% |
| 1980 | $1,482,490,066.23 | 16.77% |
| 1981 | $1,645,509,933.77 | 11.00% |
| 1982 | $1,759,593,818.98 | 6.93% |
| 1983 | $1,786,013,245.03 | 1.50% |
| 1984 | $1,852,662,251.66 | 3.73% |
| 1985 | $1,900,397,350.99 | 2.58% |
| 1986 | $1,921,562,913.91 | 1.11% |
| 1987 | $1,923,814,569.54 | 0.12% |
| 1988 | $1,923,814,569.54 | 0.00% ** |
| 1989 | $1,923,814,569.54 | 0.00% ** |
| 1990 | $1,923,814,569.54 | 0.00% ** |
| 1991 | $1,923,814,569.54 | 0.00% ** |
| 1992 | $1,923,814,569.54 | 0.00% ** |
| 1993 | $1,923,814,569.54 | 0.00% ** |
| 1994 | $1,923,814,569.54 | 0.00% ** |
| 1995 | $1,923,814,569.54 | 0.00% ** |
| 1996 | $1,923,814,569.54 | 0.00% ** |
| 1997 | $2,011,178,807.95 | 4.54% |
| 1998 | $3,018,419,426.05 | 50.08% |
| 1999 | $3,108,785,871.96 | 2.99% |
| 2000 | $3,222,719,646.80 | 3.66% |
| 2001 | $3,341,456,953.64 | 3.68% |
| 2002 | $3,407,655,629.14 | 1.98% |
| 2003 | $3,464,247,240.62 | 1.66% |
| 2004 | $3,504,326,710.82 | 1.16% |
| 2005 | $3,602,348,785.87 | 2.80% |
| 2006 | $3,733,845,474.61 | 3.65% |
| 2007 | $3,877,408,035.32 | 3.84% |
| 2008 | $4,045,249,448.12 | 4.33% |
| 2009 | $4,069,237,086.09 | 0.59% |
| 2010 | $4,082,524,856.51 | 0.33% |
| 2011 | $4,186,905,607.06 | 2.56% |
| 2012 | $4,296,715,849.89 | 2.62% |
| 2013 | $4,349,054,834.44 | 1.22% |
| 2014 | $4,428,614,834.44 | 1.83% |
| 2015 | $4,487,983,487.86 | 1.34% |
| 2016 | $4,588,291,743.93 | 2.24% |
| 2017 | $4,725,896,423.84 | 3.00% |
| 2018 | $4,877,796,114.79 | 3.21% |
| 2019 | $5,001,752,759.38 | 2.54% |
| 2020 | $5,087,177,571.74 | 1.71% |
| 2021 | $5,315,487,947.02 | 4.49% |
| 2022 | $5,787,957,350.99 | 8.89% |
| 2023 | $6,134,664,282.56 | 5.99% |
| 2024 | $6,360,689,977.92 | 3.68% |
| 2025 | $6,492,061,324.50 | 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 |