According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 1,809.43% higher in 2025 versus 1920 (a $5,790,175,364.24 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, $320,000,000 in Seattle in the year 1920 would cost $6,110,175,364.24 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 $320,000,000 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 | $320,000,000.00 | 18.46% |
| 1921 | $287,788,079.47 | -10.07% |
| 1922 | $265,465,783.66 | -7.76% |
| 1923 | $261,651,214.13 | -1.44% |
| 1924 | $263,629,139.07 | 0.76% |
| 1925 | $268,432,671.08 | 1.82% |
| 1926 | $269,139,072.85 | 0.26% |
| 1927 | $266,596,026.49 | -0.94% |
| 1928 | $260,238,410.60 | -2.38% |
| 1929 | $262,075,055.19 | 0.71% |
| 1930 | $261,227,373.07 | -0.32% |
| 1931 | $238,481,236.20 | -8.71% |
| 1932 | $218,560,706.40 | -8.35% |
| 1933 | $204,291,390.73 | -6.53% |
| 1934 | $206,693,156.73 | 1.18% |
| 1935 | $212,768,211.92 | 2.94% |
| 1936 | $215,593,818.98 | 1.33% |
| 1937 | $225,342,163.36 | 4.52% |
| 1938 | $224,777,041.94 | -0.25% |
| 1939 | $223,222,958.06 | -0.69% |
| 1940 | $223,646,799.12 | 0.19% |
| 1941 | $237,492,273.73 | 6.19% |
| 1942 | $267,019,867.55 | 12.43% |
| 1943 | $282,278,145.70 | 5.71% |
| 1944 | $287,222,958.06 | 1.75% |
| 1945 | $293,580,573.95 | 2.21% |
| 1946 | $316,044,150.11 | 7.65% |
| 1947 | $355,461,368.65 | 12.47% |
| 1948 | $385,836,644.59 | 8.55% |
| 1949 | $385,977,924.94 | 0.04% |
| 1950 | $388,379,690.95 | 0.62% |
| 1951 | $419,602,649.01 | 8.04% |
| 1952 | $432,176,600.44 | 3.00% |
| 1953 | $436,415,011.04 | 0.98% |
| 1954 | $437,121,412.80 | 0.16% |
| 1955 | $438,958,057.40 | 0.42% |
| 1956 | $443,761,589.40 | 1.09% |
| 1957 | $462,551,876.38 | 4.23% |
| 1958 | $473,147,902.87 | 2.29% |
| 1959 | $481,766,004.42 | 1.82% |
| 1960 | $487,841,059.60 | 1.26% |
| 1961 | $496,035,320.09 | 1.68% |
| 1962 | $503,805,739.51 | 1.57% |
| 1963 | $511,576,158.94 | 1.54% |
| 1964 | $518,922,737.31 | 1.44% |
| 1965 | $524,008,830.02 | 0.98% |
| 1966 | $538,843,267.11 | 2.83% |
| 1967 | $554,666,666.67 | 2.94% |
| 1968 | $576,847,682.12 | 4.00% |
| 1969 | $604,821,192.05 | 4.85% |
| 1970 | $632,088,300.22 | 4.51% |
| 1971 | $645,933,774.83 | 2.19% |
| 1972 | $664,158,940.40 | 2.82% |
| 1973 | $704,000,000.00 | 6.00% |
| 1974 | $779,019,867.55 | 10.66% |
| 1975 | $861,245,033.11 | 10.55% |
| 1976 | $910,834,437.09 | 5.76% |
| 1977 | $980,768,211.92 | 7.68% |
| 1978 | $1,079,099,337.75 | 10.03% |
| 1979 | $1,194,949,227.37 | 10.74% |
| 1980 | $1,395,284,768.21 | 16.77% |
| 1981 | $1,548,715,231.79 | 11.00% |
| 1982 | $1,656,088,300.22 | 6.93% |
| 1983 | $1,680,953,642.38 | 1.50% |
| 1984 | $1,743,682,119.21 | 3.73% |
| 1985 | $1,788,609,271.52 | 2.58% |
| 1986 | $1,808,529,801.32 | 1.11% |
| 1987 | $1,810,649,006.62 | 0.12% |
| 1988 | $1,810,649,006.62 | 0.00% ** |
| 1989 | $1,810,649,006.62 | 0.00% ** |
| 1990 | $1,810,649,006.62 | 0.00% ** |
| 1991 | $1,810,649,006.62 | 0.00% ** |
| 1992 | $1,810,649,006.62 | 0.00% ** |
| 1993 | $1,810,649,006.62 | 0.00% ** |
| 1994 | $1,810,649,006.62 | 0.00% ** |
| 1995 | $1,810,649,006.62 | 0.00% ** |
| 1996 | $1,810,649,006.62 | 0.00% ** |
| 1997 | $1,892,874,172.19 | 4.54% |
| 1998 | $2,840,865,342.16 | 50.08% |
| 1999 | $2,925,916,114.79 | 2.99% |
| 2000 | $3,033,147,902.87 | 3.66% |
| 2001 | $3,144,900,662.25 | 3.68% |
| 2002 | $3,207,205,298.01 | 1.98% |
| 2003 | $3,260,467,991.17 | 1.66% |
| 2004 | $3,298,189,845.47 | 1.16% |
| 2005 | $3,390,445,916.11 | 2.80% |
| 2006 | $3,514,207,505.52 | 3.65% |
| 2007 | $3,649,325,209.71 | 3.84% |
| 2008 | $3,807,293,598.23 | 4.33% |
| 2009 | $3,829,870,198.68 | 0.59% |
| 2010 | $3,842,376,335.54 | 0.33% |
| 2011 | $3,940,617,041.94 | 2.56% |
| 2012 | $4,043,967,858.72 | 2.62% |
| 2013 | $4,093,228,079.47 | 1.22% |
| 2014 | $4,168,108,079.47 | 1.83% |
| 2015 | $4,223,984,459.16 | 1.34% |
| 2016 | $4,318,392,229.58 | 2.24% |
| 2017 | $4,447,902,516.56 | 3.00% |
| 2018 | $4,590,866,931.57 | 3.21% |
| 2019 | $4,707,532,008.83 | 2.54% |
| 2020 | $4,787,931,832.23 | 1.71% |
| 2021 | $5,002,812,185.43 | 4.49% |
| 2022 | $5,447,489,271.52 | 8.89% |
| 2023 | $5,773,801,677.70 | 5.99% |
| 2024 | $5,986,531,743.93 | 3.68% |
| 2025 | $6,110,175,364.24 | 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 |