According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 3,821% higher in 2025 versus 1915 (a $362,994,612,420.67 difference in value).
Between 1915 and 2025: Seattle experienced an average inflation rate of 3.39% per year. This rate of change indicates significant inflation. In other words, $9,500,000,000 in Seattle in the year 1915 would cost $372,494,612,420.67 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.19% 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 1915-2025 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 $9,500,000,000 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 | $9,500,000,000.00 | -0.09% |
| 1916 | $9,456,935,630.10 | -0.45% |
| 1917 | $10,206,255,666.36 | 7.92% |
| 1918 | $12,505,893,019.04 | 22.53% |
| 1919 | $16,467,815,049.86 | 31.68% |
| 1920 | $19,508,159,564.82 | 18.46% |
| 1921 | $17,544,424,297.37 | -10.07% |
| 1922 | $16,183,590,208.52 | -7.76% |
| 1923 | $15,951,042,611.06 | -1.44% |
| 1924 | $16,071,622,846.78 | 0.76% |
| 1925 | $16,364,460,562.10 | 1.82% |
| 1926 | $16,407,524,932.00 | 0.26% |
| 1927 | $16,252,493,200.36 | -0.94% |
| 1928 | $15,864,913,871.26 | -2.38% |
| 1929 | $15,976,881,233.00 | 0.71% |
| 1930 | $15,925,203,989.12 | -0.32% |
| 1931 | $14,538,531,278.33 | -8.71% |
| 1932 | $13,324,116,047.14 | -8.35% |
| 1933 | $12,454,215,775.16 | -6.53% |
| 1934 | $12,600,634,632.82 | 1.18% |
| 1935 | $12,970,988,213.96 | 2.94% |
| 1936 | $13,143,245,693.56 | 1.33% |
| 1937 | $13,737,533,998.19 | 4.52% |
| 1938 | $13,703,082,502.27 | -0.25% |
| 1939 | $13,608,340,888.49 | -0.69% |
| 1940 | $13,634,179,510.43 | 0.19% |
| 1941 | $14,478,241,160.47 | 6.19% |
| 1942 | $16,278,331,822.30 | 12.43% |
| 1943 | $17,208,522,212.15 | 5.71% |
| 1944 | $17,509,972,801.45 | 1.75% |
| 1945 | $17,897,552,130.55 | 2.21% |
| 1946 | $19,266,999,093.38 | 7.65% |
| 1947 | $21,669,990,933.82 | 12.47% |
| 1948 | $23,521,758,839.53 | 8.55% |
| 1949 | $23,530,371,713.51 | 0.04% |
| 1950 | $23,676,790,571.17 | 0.62% |
| 1951 | $25,580,235,720.76 | 8.04% |
| 1952 | $26,346,781,504.99 | 3.00% |
| 1953 | $26,605,167,724.39 | 0.98% |
| 1954 | $26,648,232,094.29 | 0.16% |
| 1955 | $26,760,199,456.03 | 0.42% |
| 1956 | $27,053,037,171.35 | 1.09% |
| 1957 | $28,198,549,410.70 | 4.23% |
| 1958 | $28,844,514,959.20 | 2.29% |
| 1959 | $29,369,900,271.99 | 1.82% |
| 1960 | $29,740,253,853.13 | 1.26% |
| 1961 | $30,239,800,543.97 | 1.68% |
| 1962 | $30,713,508,612.87 | 1.57% |
| 1963 | $31,187,216,681.78 | 1.54% |
| 1964 | $31,635,086,128.74 | 1.44% |
| 1965 | $31,945,149,592.02 | 0.98% |
| 1966 | $32,849,501,359.93 | 2.83% |
| 1967 | $33,814,143,245.69 | 2.94% |
| 1968 | $35,166,364,460.56 | 4.00% |
| 1969 | $36,871,713,508.61 | 4.85% |
| 1970 | $38,533,998,186.76 | 4.51% |
| 1971 | $39,378,059,836.81 | 2.19% |
| 1972 | $40,489,120,580.24 | 2.82% |
| 1973 | $42,917,951,042.61 | 6.00% |
| 1974 | $47,491,387,126.02 | 10.66% |
| 1975 | $52,504,079,782.41 | 10.55% |
| 1976 | $55,527,198,549.41 | 5.76% |
| 1977 | $59,790,571,169.54 | 7.68% |
| 1978 | $65,785,131,459.66 | 10.03% |
| 1979 | $72,847,688,123.30 | 10.74% |
| 1980 | $85,060,743,427.02 | 16.77% |
| 1981 | $94,414,324,569.36 | 11.00% |
| 1982 | $100,960,108,794.20 | 6.93% |
| 1983 | $102,475,974,614.69 | 1.50% |
| 1984 | $106,300,090,661.83 | 3.73% |
| 1985 | $109,038,984,587.49 | 2.58% |
| 1986 | $110,253,399,818.68 | 1.11% |
| 1987 | $110,382,592,928.38 | 0.12% |
| 1988 | $110,382,592,928.38 | 0.00% ** |
| 1989 | $110,382,592,928.38 | 0.00% ** |
| 1990 | $110,382,592,928.38 | 0.00% ** |
| 1991 | $110,382,592,928.38 | 0.00% ** |
| 1992 | $110,382,592,928.38 | 0.00% ** |
| 1993 | $110,382,592,928.38 | 0.00% ** |
| 1994 | $110,382,592,928.38 | 0.00% ** |
| 1995 | $110,382,592,928.38 | 0.00% ** |
| 1996 | $110,382,592,928.38 | 0.00% ** |
| 1997 | $115,395,285,584.77 | 4.54% |
| 1998 | $173,187,669,990.93 | 50.08% |
| 1999 | $178,372,620,126.93 | 2.99% |
| 2000 | $184,909,791,477.79 | 3.66% |
| 2001 | $191,722,574,796.01 | 3.68% |
| 2002 | $195,520,852,221.21 | 1.98% |
| 2003 | $198,767,905,711.70 | 1.66% |
| 2004 | $201,067,543,064.37 | 1.16% |
| 2005 | $206,691,749,773.35 | 2.80% |
| 2006 | $214,236,627,379.87 | 3.65% |
| 2007 | $222,473,807,796.92 | 3.84% |
| 2008 | $232,104,034,451.50 | 4.33% |
| 2009 | $233,480,371,713.51 | 0.59% |
| 2010 | $234,242,783,318.22 | 0.33% |
| 2011 | $240,231,831,368.99 | 2.56% |
| 2012 | $246,532,407,071.62 | 2.62% |
| 2013 | $249,535,457,842.25 | 1.22% |
| 2014 | $254,100,367,180.42 | 1.83% |
| 2015 | $257,506,758,839.53 | 1.34% |
| 2016 | $263,262,139,619.22 | 2.24% |
| 2017 | $271,157,475,068.00 | 3.00% |
| 2018 | $279,873,014,505.89 | 3.21% |
| 2019 | $286,985,267,452.40 | 2.54% |
| 2020 | $291,886,681,776.97 | 1.71% |
| 2021 | $304,986,432,456.94 | 4.49% |
| 2022 | $332,095,281,051.68 | 8.89% |
| 2023 | $351,988,263,825.93 | 5.99% |
| 2024 | $364,956,926,563.92 | 3.68% |
| 2025 | $372,494,612,420.67 | 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 |