According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 1,809.43% higher in 2025 versus 1920 (a $8,232,905,596.03 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, $455,000,000 in Seattle in the year 1920 would cost $8,687,905,596.03 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 $455,000,000 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 | $455,000,000.00 | 18.46% |
| 1921 | $409,198,675.50 | -10.07% |
| 1922 | $377,459,161.15 | -7.76% |
| 1923 | $372,035,320.09 | -1.44% |
| 1924 | $374,847,682.12 | 0.76% |
| 1925 | $381,677,704.19 | 1.82% |
| 1926 | $382,682,119.21 | 0.26% |
| 1927 | $379,066,225.17 | -0.94% |
| 1928 | $370,026,490.07 | -2.38% |
| 1929 | $372,637,969.09 | 0.71% |
| 1930 | $371,432,671.08 | -0.32% |
| 1931 | $339,090,507.73 | -8.71% |
| 1932 | $310,766,004.42 | -8.35% |
| 1933 | $290,476,821.19 | -6.53% |
| 1934 | $293,891,832.23 | 1.18% |
| 1935 | $302,529,801.32 | 2.94% |
| 1936 | $306,547,461.37 | 1.33% |
| 1937 | $320,408,388.52 | 4.52% |
| 1938 | $319,604,856.51 | -0.25% |
| 1939 | $317,395,143.49 | -0.69% |
| 1940 | $317,997,792.49 | 0.19% |
| 1941 | $337,684,326.71 | 6.19% |
| 1942 | $379,668,874.17 | 12.43% |
| 1943 | $401,364,238.41 | 5.71% |
| 1944 | $408,395,143.49 | 1.75% |
| 1945 | $417,434,878.59 | 2.21% |
| 1946 | $449,375,275.94 | 7.65% |
| 1947 | $505,421,633.55 | 12.47% |
| 1948 | $548,611,479.03 | 8.55% |
| 1949 | $548,812,362.03 | 0.04% |
| 1950 | $552,227,373.07 | 0.62% |
| 1951 | $596,622,516.56 | 8.04% |
| 1952 | $614,501,103.75 | 3.00% |
| 1953 | $620,527,593.82 | 0.98% |
| 1954 | $621,532,008.83 | 0.16% |
| 1955 | $624,143,487.86 | 0.42% |
| 1956 | $630,973,509.93 | 1.09% |
| 1957 | $657,690,949.23 | 4.23% |
| 1958 | $672,757,174.39 | 2.29% |
| 1959 | $685,011,037.53 | 1.82% |
| 1960 | $693,649,006.62 | 1.26% |
| 1961 | $705,300,220.75 | 1.68% |
| 1962 | $716,348,785.87 | 1.57% |
| 1963 | $727,397,350.99 | 1.54% |
| 1964 | $737,843,267.11 | 1.44% |
| 1965 | $745,075,055.19 | 0.98% |
| 1966 | $766,167,770.42 | 2.83% |
| 1967 | $788,666,666.67 | 2.94% |
| 1968 | $820,205,298.01 | 4.00% |
| 1969 | $859,980,132.45 | 4.85% |
| 1970 | $898,750,551.88 | 4.51% |
| 1971 | $918,437,086.09 | 2.19% |
| 1972 | $944,350,993.38 | 2.82% |
| 1973 | $1,001,000,000.00 | 6.00% |
| 1974 | $1,107,668,874.17 | 10.66% |
| 1975 | $1,224,582,781.46 | 10.55% |
| 1976 | $1,295,092,715.23 | 5.76% |
| 1977 | $1,394,529,801.32 | 7.68% |
| 1978 | $1,534,344,370.86 | 10.03% |
| 1979 | $1,699,068,432.67 | 10.74% |
| 1980 | $1,983,920,529.80 | 16.77% |
| 1981 | $2,202,079,470.20 | 11.00% |
| 1982 | $2,354,750,551.88 | 6.93% |
| 1983 | $2,390,105,960.26 | 1.50% |
| 1984 | $2,479,298,013.25 | 3.73% |
| 1985 | $2,543,178,807.95 | 2.58% |
| 1986 | $2,571,503,311.26 | 1.11% |
| 1987 | $2,574,516,556.29 | 0.12% |
| 1988 | $2,574,516,556.29 | 0.00% ** |
| 1989 | $2,574,516,556.29 | 0.00% ** |
| 1990 | $2,574,516,556.29 | 0.00% ** |
| 1991 | $2,574,516,556.29 | 0.00% ** |
| 1992 | $2,574,516,556.29 | 0.00% ** |
| 1993 | $2,574,516,556.29 | 0.00% ** |
| 1994 | $2,574,516,556.29 | 0.00% ** |
| 1995 | $2,574,516,556.29 | 0.00% ** |
| 1996 | $2,574,516,556.29 | 0.00% ** |
| 1997 | $2,691,430,463.58 | 4.54% |
| 1998 | $4,039,355,408.39 | 50.08% |
| 1999 | $4,160,286,975.72 | 2.99% |
| 2000 | $4,312,757,174.39 | 3.66% |
| 2001 | $4,471,655,629.14 | 3.68% |
| 2002 | $4,560,245,033.11 | 1.98% |
| 2003 | $4,635,977,924.94 | 1.66% |
| 2004 | $4,689,613,686.53 | 1.16% |
| 2005 | $4,820,790,286.98 | 2.80% |
| 2006 | $4,996,763,796.91 | 3.65% |
| 2007 | $5,188,884,282.56 | 3.84% |
| 2008 | $5,413,495,584.99 | 4.33% |
| 2009 | $5,445,596,688.74 | 0.59% |
| 2010 | $5,463,378,852.10 | 0.33% |
| 2011 | $5,603,064,856.51 | 2.56% |
| 2012 | $5,750,016,799.12 | 2.62% |
| 2013 | $5,820,058,675.50 | 1.22% |
| 2014 | $5,926,528,675.50 | 1.83% |
| 2015 | $6,005,977,902.87 | 1.34% |
| 2016 | $6,140,213,951.43 | 2.24% |
| 2017 | $6,324,361,390.73 | 3.00% |
| 2018 | $6,527,638,918.32 | 3.21% |
| 2019 | $6,693,522,075.06 | 2.54% |
| 2020 | $6,807,840,573.95 | 1.71% |
| 2021 | $7,113,373,576.16 | 4.49% |
| 2022 | $7,745,648,807.95 | 8.89% |
| 2023 | $8,209,624,260.49 | 5.99% |
| 2024 | $8,512,099,823.40 | 3.68% |
| 2025 | $8,687,905,596.03 | 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 |