According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 3,821% higher in 2025 versus 1915 (a $764,199,183,967.10 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, $19,999,999,998 in Seattle in the year 1915 would cost $784,199,183,965.10 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 $19,999,999,998 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 | $19,999,999,998.00 | -0.09% |
| 1916 | $19,909,338,166.64 | -0.45% |
| 1917 | $21,486,854,032.30 | 7.92% |
| 1918 | $26,328,195,826.92 | 22.53% |
| 1919 | $34,669,084,312.04 | 31.68% |
| 1920 | $41,069,809,606.05 | 18.46% |
| 1921 | $36,935,630,096.03 | -10.07% |
| 1922 | $34,070,716,225.06 | -7.76% |
| 1923 | $33,581,142,335.72 | -1.44% |
| 1924 | $33,834,995,463.52 | 0.76% |
| 1925 | $34,451,495,916.77 | 1.82% |
| 1926 | $34,542,157,748.13 | 0.26% |
| 1927 | $34,215,775,155.24 | -0.94% |
| 1928 | $33,399,818,673.00 | -2.38% |
| 1929 | $33,635,539,434.53 | 0.71% |
| 1930 | $33,526,745,236.90 | -0.32% |
| 1931 | $30,607,434,267.11 | -8.71% |
| 1932 | $28,050,770,622.76 | -8.35% |
| 1933 | $26,219,401,629.29 | -6.53% |
| 1934 | $26,527,651,855.91 | 1.18% |
| 1935 | $27,307,343,605.61 | 2.94% |
| 1936 | $27,669,990,931.05 | 1.33% |
| 1937 | $28,921,124,203.82 | 4.52% |
| 1938 | $28,848,594,738.73 | -0.25% |
| 1939 | $28,649,138,709.74 | -0.69% |
| 1940 | $28,703,535,808.55 | 0.19% |
| 1941 | $30,480,507,703.21 | 6.19% |
| 1942 | $34,270,172,254.05 | 12.43% |
| 1943 | $36,228,467,811.43 | 5.71% |
| 1944 | $36,863,100,630.95 | 1.75% |
| 1945 | $37,679,057,113.19 | 2.21% |
| 1946 | $40,562,103,350.43 | 7.65% |
| 1947 | $45,621,033,540.32 | 12.47% |
| 1948 | $49,519,492,288.79 | 8.55% |
| 1949 | $49,537,624,655.06 | 0.04% |
| 1950 | $49,845,874,881.69 | 0.62% |
| 1951 | $53,853,127,827.80 | 8.04% |
| 1952 | $55,466,908,426.00 | 3.00% |
| 1953 | $56,010,879,414.16 | 0.98% |
| 1954 | $56,101,541,245.52 | 0.16% |
| 1955 | $56,337,262,007.06 | 0.42% |
| 1956 | $56,953,762,460.31 | 1.09% |
| 1957 | $59,365,367,174.48 | 4.23% |
| 1958 | $60,725,294,644.88 | 2.29% |
| 1959 | $61,831,368,987.47 | 1.82% |
| 1960 | $62,611,060,737.17 | 1.26% |
| 1961 | $63,662,737,980.94 | 1.68% |
| 1962 | $64,660,018,125.90 | 1.57% |
| 1963 | $65,657,298,270.86 | 1.54% |
| 1964 | $66,600,181,317.00 | 1.44% |
| 1965 | $67,252,946,502.79 | 0.98% |
| 1966 | $69,156,844,961.35 | 2.83% |
| 1967 | $71,187,669,983.82 | 2.94% |
| 1968 | $74,034,451,488.52 | 4.00% |
| 1969 | $77,624,660,010.37 | 4.85% |
| 1970 | $81,124,206,700.86 | 4.51% |
| 1971 | $82,901,178,595.52 | 2.19% |
| 1972 | $85,240,253,844.60 | 2.82% |
| 1973 | $90,353,581,133.30 | 6.00% |
| 1974 | $99,981,867,623.73 | 10.66% |
| 1975 | $110,534,904,794.02 | 10.55% |
| 1976 | $116,899,365,355.49 | 5.76% |
| 1977 | $125,874,886,660.12 | 7.68% |
| 1978 | $138,495,013,585.43 | 10.03% |
| 1979 | $153,363,553,928.45 | 10.74% |
| 1980 | $179,075,249,302.13 | 16.77% |
| 1981 | $198,766,999,073.51 | 11.00% |
| 1982 | $212,547,597,440.21 | 6.93% |
| 1983 | $215,738,893,904.08 | 1.50% |
| 1984 | $223,789,664,528.84 | 3.73% |
| 1985 | $229,555,757,003.34 | 2.58% |
| 1986 | $232,112,420,647.69 | 1.11% |
| 1987 | $232,384,406,141.77 | 0.12% |
| 1988 | $232,384,406,141.77 | 0.00% ** |
| 1989 | $232,384,406,141.77 | 0.00% ** |
| 1990 | $232,384,406,141.77 | 0.00% ** |
| 1991 | $232,384,406,141.77 | 0.00% ** |
| 1992 | $232,384,406,141.77 | 0.00% ** |
| 1993 | $232,384,406,141.77 | 0.00% ** |
| 1994 | $232,384,406,141.77 | 0.00% ** |
| 1995 | $232,384,406,141.77 | 0.00% ** |
| 1996 | $232,384,406,141.77 | 0.00% ** |
| 1997 | $242,937,443,312.06 | 4.54% |
| 1998 | $364,605,620,997.08 | 50.08% |
| 1999 | $375,521,305,492.82 | 2.99% |
| 2000 | $389,283,771,493.26 | 3.66% |
| 2001 | $403,626,473,214.40 | 3.68% |
| 2002 | $411,622,846,740.34 | 1.98% |
| 2003 | $418,458,748,824.88 | 1.66% |
| 2004 | $423,300,090,619.50 | 1.16% |
| 2005 | $435,140,525,795.11 | 2.80% |
| 2006 | $451,024,478,649.37 | 3.65% |
| 2007 | $468,365,911,104.57 | 3.84% |
| 2008 | $488,640,072,480.60 | 4.33% |
| 2009 | $491,537,624,610.86 | 0.59% |
| 2010 | $493,142,701,673.26 | 0.33% |
| 2011 | $505,751,223,884.15 | 2.56% |
| 2012 | $519,015,593,783.09 | 2.62% |
| 2013 | $525,337,805,931.15 | 1.22% |
| 2014 | $534,948,141,378.96 | 1.83% |
| 2015 | $542,119,492,239.53 | 1.34% |
| 2016 | $554,236,083,353.46 | 2.24% |
| 2017 | $570,857,842,191.33 | 3.00% |
| 2018 | $589,206,346,269.28 | 3.21% |
| 2019 | $604,179,510,365.69 | 2.54% |
| 2020 | $614,498,277,363.75 | 1.71% |
| 2021 | $642,076,699,845.13 | 4.49% |
| 2022 | $699,147,960,038.88 | 8.89% |
| 2023 | $741,027,923,769.96 | 5.99% |
| 2024 | $768,330,371,636.68 | 3.68% |
| 2025 | $784,199,183,965.10 | 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 |