According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 3,873.28% higher in 2026 versus 1915 (a $28,153,211,758.20 difference in value).
Between 1915 and 2026:Seattle experienced an average inflation rate of 3.37% per year. This rate of change indicates significant inflation. In other words, $726,856,420 in Seattle in the year 1915 would cost $28,880,068,178.20 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 3.17% 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 $726,856,420 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 | $726,856,420.00 | -0.09% |
| 1916 | $723,561,513.29 | -0.45% |
| 1917 | $780,892,890.03 | 7.92% |
| 1918 | $956,840,908.29 | 22.53% |
| 1919 | $1,259,972,325.51 | 31.68% |
| 1920 | $1,492,592,739.17 | 18.46% |
| 1921 | $1,342,344,993.24 | -10.07% |
| 1922 | $1,238,225,941.23 | -7.76% |
| 1923 | $1,220,433,445.00 | -1.44% |
| 1924 | $1,229,659,183.79 | 0.76% |
| 1925 | $1,252,064,549.41 | 1.82% |
| 1926 | $1,255,359,456.12 | 0.26% |
| 1927 | $1,243,497,791.97 | -0.94% |
| 1928 | $1,213,843,631.59 | -2.38% |
| 1929 | $1,222,410,389.03 | 0.71% |
| 1930 | $1,218,456,500.98 | -0.32% |
| 1931 | $1,112,360,504.95 | -8.71% |
| 1932 | $1,019,444,135.76 | -8.35% |
| 1933 | $952,887,020.24 | -6.53% |
| 1934 | $964,089,703.05 | 1.18% |
| 1935 | $992,425,900.74 | 2.94% |
| 1936 | $1,005,605,527.58 | 1.33% |
| 1937 | $1,051,075,240.16 | 4.52% |
| 1938 | $1,048,439,314.80 | -0.25% |
| 1939 | $1,041,190,520.04 | -0.69% |
| 1940 | $1,043,167,464.06 | 0.19% |
| 1941 | $1,107,747,635.56 | 6.19% |
| 1942 | $1,245,474,735.99 | 12.43% |
| 1943 | $1,316,644,720.91 | 5.71% |
| 1944 | $1,339,709,067.87 | 1.75% |
| 1945 | $1,369,363,228.25 | 2.21% |
| 1946 | $1,474,141,261.60 | 7.65% |
| 1947 | $1,657,997,055.96 | 12.47% |
| 1948 | $1,799,678,044.44 | 8.55% |
| 1949 | $1,800,337,025.78 | 0.04% |
| 1950 | $1,811,539,708.59 | 0.62% |
| 1951 | $1,957,174,585.13 | 8.04% |
| 1952 | $2,015,823,924.55 | 3.00% |
| 1953 | $2,035,593,364.81 | 0.98% |
| 1954 | $2,038,888,271.51 | 0.16% |
| 1955 | $2,047,455,028.96 | 0.42% |
| 1956 | $2,069,860,394.58 | 1.09% |
| 1957 | $2,157,504,913.04 | 4.23% |
| 1958 | $2,206,928,513.67 | 2.29% |
| 1959 | $2,247,126,375.52 | 1.82% |
| 1960 | $2,275,462,573.22 | 1.26% |
| 1961 | $2,313,683,491.04 | 1.68% |
| 1962 | $2,349,927,464.84 | 1.57% |
| 1963 | $2,386,171,438.64 | 1.54% |
| 1964 | $2,420,438,468.41 | 1.44% |
| 1965 | $2,444,161,796.72 | 0.98% |
| 1966 | $2,513,354,837.61 | 2.83% |
| 1967 | $2,587,160,747.89 | 2.94% |
| 1968 | $2,690,620,818.55 | 4.00% |
| 1969 | $2,821,099,124.22 | 4.85% |
| 1970 | $2,948,282,523.19 | 4.51% |
| 1971 | $3,012,862,694.69 | 2.19% |
| 1972 | $3,097,871,287.78 | 2.82% |
| 1973 | $3,283,704,026.17 | 6.00% |
| 1974 | $3,633,623,118.66 | 10.66% |
| 1975 | $4,017,150,259.58 | 10.55% |
| 1976 | $4,248,452,710.55 | 5.76% |
| 1977 | $4,574,648,474.74 | 7.68% |
| 1978 | $5,033,299,488.63 | 10.03% |
| 1979 | $5,573,664,188.90 | 10.74% |
| 1980 | $6,508,099,731.57 | 16.77% |
| 1981 | $7,223,753,468.76 | 11.00% |
| 1982 | $7,724,579,288.52 | 6.93% |
| 1983 | $7,840,560,004.68 | 1.50% |
| 1984 | $8,133,147,720.44 | 3.73% |
| 1985 | $8,342,703,787.13 | 2.58% |
| 1986 | $8,435,620,156.32 | 1.11% |
| 1987 | $8,445,504,876.45 | 0.12% |
| 1988 | $8,445,504,876.45 | 0.00% ** |
| 1989 | $8,445,504,876.45 | 0.00% ** |
| 1990 | $8,445,504,876.45 | 0.00% ** |
| 1991 | $8,445,504,876.45 | 0.00% ** |
| 1992 | $8,445,504,876.45 | 0.00% ** |
| 1993 | $8,445,504,876.45 | 0.00% ** |
| 1994 | $8,445,504,876.45 | 0.00% ** |
| 1995 | $8,445,504,876.45 | 0.00% ** |
| 1996 | $8,445,504,876.45 | 0.00% ** |
| 1997 | $8,829,032,017.37 | 4.54% |
| 1998 | $13,250,796,820.82 | 50.08% |
| 1999 | $13,647,503,588.58 | 2.99% |
| 2000 | $14,147,670,427.00 | 3.66% |
| 2001 | $14,668,924,668.36 | 3.68% |
| 2002 | $14,959,535,440.09 | 1.98% |
| 2003 | $15,207,971,405.95 | 1.66% |
| 2004 | $15,383,919,424.21 | 1.16% |
| 2005 | $15,814,234,240.40 | 2.80% |
| 2006 | $16,391,501,895.81 | 3.65% |
| 2007 | $17,021,738,471.48 | 3.84% |
| 2008 | $17,758,558,689.37 | 4.33% |
| 2009 | $17,863,863,907.78 | 0.59% |
| 2010 | $17,922,196,936.16 | 0.33% |
| 2011 | $18,380,426,201.99 | 2.56% |
| 2012 | $18,862,490,822.95 | 2.62% |
| 2013 | $19,092,257,847.40 | 1.22% |
| 2014 | $19,441,524,548.36 | 1.83% |
| 2015 | $19,702,151,669.04 | 1.34% |
| 2016 | $20,142,502,771.07 | 2.24% |
| 2017 | $20,746,584,377.28 | 3.00% |
| 2018 | $21,413,420,776.67 | 3.21% |
| 2019 | $21,957,587,799.28 | 2.54% |
| 2020 | $22,332,600,901.27 | 1.71% |
| 2021 | $23,334,878,573.08 | 4.49% |
| 2022 | $25,409,009,166.75 | 8.89% |
| 2023 | $26,931,045,192.27 | 5.99% |
| 2024 | $27,923,293,168.05 | 3.68% |
| 2025 | $28,500,010,574.04 | 2.07% |
| 2026 | $28,880,068,178.20 | 1.33%* |
* 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 | 360.405 | 365.211 |