According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 3,912.16% higher in 2026 versus 1915 (a $24,842,190,208.52 difference in value).
Between 1915 and 2026:Seattle experienced an average inflation rate of 3.38% per year. This rate of change indicates significant inflation. In other words, $635,000,000 in Seattle in the year 1915 would cost $25,477,190,208.52 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.18% during this same period, inflation in Seattle was higher.
In the year 1915: Pricing changed by -0.09%, which is significantly below the average yearly change in Seattle during the 1915-2026 time period. Compared to inflation for all items in 1915 (0.92%), inflation in Seattle was lower.
Below are calculations of equivalent buying power in Seattle, over time, for $635,000,000 beginning in 1915. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1915 | $635,000,000.00 | -0.09% |
| 1916 | $632,121,486.85 | -0.45% |
| 1917 | $682,207,615.59 | 7.92% |
| 1918 | $835,920,217.59 | 22.53% |
| 1919 | $1,100,743,427.02 | 31.68% |
| 1920 | $1,303,966,455.12 | 18.46% |
| 1921 | $1,172,706,255.67 | -10.07% |
| 1922 | $1,081,745,240.25 | -7.76% |
| 1923 | $1,066,201,269.27 | -1.44% |
| 1924 | $1,074,261,106.07 | 0.76% |
| 1925 | $1,093,834,995.47 | 1.82% |
| 1926 | $1,096,713,508.61 | 0.26% |
| 1927 | $1,086,350,861.29 | -0.94% |
| 1928 | $1,060,444,242.97 | -2.38% |
| 1929 | $1,067,928,377.15 | 0.71% |
| 1930 | $1,064,474,161.38 | -0.32% |
| 1931 | $971,786,038.08 | -8.71% |
| 1932 | $890,611,967.36 | -8.35% |
| 1933 | $832,466,001.81 | -6.53% |
| 1934 | $842,252,946.51 | 1.18% |
| 1935 | $867,008,159.56 | 2.94% |
| 1936 | $878,522,212.15 | 1.33% |
| 1937 | $918,245,693.56 | 4.52% |
| 1938 | $915,942,883.05 | -0.25% |
| 1939 | $909,610,154.13 | -0.69% |
| 1940 | $911,337,262.01 | 0.19% |
| 1941 | $967,756,119.67 | 6.19% |
| 1942 | $1,088,077,969.17 | 12.43% |
| 1943 | $1,150,253,853.13 | 5.71% |
| 1944 | $1,170,403,445.15 | 1.75% |
| 1945 | $1,196,310,063.46 | 2.21% |
| 1946 | $1,287,846,781.50 | 7.65% |
| 1947 | $1,448,467,815.05 | 12.47% |
| 1948 | $1,572,243,880.33 | 8.55% |
| 1949 | $1,572,819,582.96 | 0.04% |
| 1950 | $1,582,606,527.65 | 0.62% |
| 1951 | $1,709,836,808.70 | 8.04% |
| 1952 | $1,761,074,342.70 | 3.00% |
| 1953 | $1,778,345,421.58 | 0.98% |
| 1954 | $1,781,223,934.72 | 0.16% |
| 1955 | $1,788,708,068.90 | 0.42% |
| 1956 | $1,808,281,958.30 | 1.09% |
| 1957 | $1,884,850,407.98 | 4.23% |
| 1958 | $1,928,028,105.17 | 2.29% |
| 1959 | $1,963,145,965.55 | 1.82% |
| 1960 | $1,987,901,178.60 | 1.26% |
| 1961 | $2,021,291,931.10 | 1.68% |
| 1962 | $2,052,955,575.70 | 1.57% |
| 1963 | $2,084,619,220.31 | 1.54% |
| 1964 | $2,114,555,757.03 | 1.44% |
| 1965 | $2,135,281,051.68 | 0.98% |
| 1966 | $2,195,729,827.74 | 2.83% |
| 1967 | $2,260,208,522.21 | 2.94% |
| 1968 | $2,350,593,835.00 | 4.00% |
| 1969 | $2,464,582,955.58 | 4.85% |
| 1970 | $2,575,693,563.01 | 4.51% |
| 1971 | $2,632,112,420.67 | 2.19% |
| 1972 | $2,706,378,059.84 | 2.82% |
| 1973 | $2,868,726,201.27 | 6.00% |
| 1974 | $3,174,424,297.37 | 10.66% |
| 1975 | $3,509,483,227.56 | 10.55% |
| 1976 | $3,711,554,850.41 | 5.76% |
| 1977 | $3,996,527,651.86 | 7.68% |
| 1978 | $4,397,216,681.78 | 10.03% |
| 1979 | $4,869,292,837.72 | 10.74% |
| 1980 | $5,685,639,165.91 | 16.77% |
| 1981 | $6,310,852,221.21 | 11.00% |
| 1982 | $6,748,386,219.40 | 6.93% |
| 1983 | $6,849,709,882.14 | 1.50% |
| 1984 | $7,105,321,849.50 | 3.73% |
| 1985 | $7,288,395,285.58 | 2.58% |
| 1986 | $7,369,569,356.30 | 1.11% |
| 1987 | $7,378,204,895.74 | 0.12% |
| 1988 | $7,378,204,895.74 | 0.00% ** |
| 1989 | $7,378,204,895.74 | 0.00% ** |
| 1990 | $7,378,204,895.74 | 0.00% ** |
| 1991 | $7,378,204,895.74 | 0.00% ** |
| 1992 | $7,378,204,895.74 | 0.00% ** |
| 1993 | $7,378,204,895.74 | 0.00% ** |
| 1994 | $7,378,204,895.74 | 0.00% ** |
| 1995 | $7,378,204,895.74 | 0.00% ** |
| 1996 | $7,378,204,895.74 | 0.00% ** |
| 1997 | $7,713,263,825.93 | 4.54% |
| 1998 | $11,576,228,467.82 | 50.08% |
| 1999 | $11,922,801,450.59 | 2.99% |
| 2000 | $12,359,759,746.15 | 3.66% |
| 2001 | $12,815,140,525.84 | 3.68% |
| 2002 | $13,069,025,385.31 | 1.98% |
| 2003 | $13,286,065,276.52 | 1.66% |
| 2004 | $13,439,777,878.51 | 1.16% |
| 2005 | $13,815,711,695.38 | 2.80% |
| 2006 | $14,320,027,198.55 | 3.65% |
| 2007 | $14,870,617,679.06 | 3.84% |
| 2008 | $15,514,322,302.81 | 4.33% |
| 2009 | $15,606,319,582.96 | 0.59% |
| 2010 | $15,657,280,779.69 | 0.33% |
| 2011 | $16,057,601,359.93 | 2.56% |
| 2012 | $16,478,745,104.26 | 2.62% |
| 2013 | $16,679,475,339.98 | 1.22% |
| 2014 | $16,984,603,490.48 | 1.83% |
| 2015 | $17,212,293,880.33 | 1.34% |
| 2016 | $17,596,995,648.23 | 2.24% |
| 2017 | $18,124,736,491.39 | 3.00% |
| 2018 | $18,707,301,495.92 | 3.21% |
| 2019 | $19,182,699,456.03 | 2.54% |
| 2020 | $19,510,320,308.25 | 1.71% |
| 2021 | $20,385,935,222.12 | 4.49% |
| 2022 | $22,197,947,733.45 | 8.89% |
| 2023 | $23,527,636,582.05 | 5.99% |
| 2024 | $24,394,489,301.90 | 3.68% |
| 2025 | $25,010,358,703.54 | 2.52% |
| 2026 | $25,477,190,208.52 | 1.87%* |
* 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 | 2026 |
| 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 | 362.027 | 368.784 |