According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 1,809.43% higher in 2025 versus 1920 (a $NaN 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, $100,000,000,000,000,000,000 in Seattle in the year 1920 would cost $NaN 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 $100,000,000,000,000,000,000 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 | $100,000,000,000,000,000,000.00 | 18.46% |
| 1921 | $89,933,774,834,437,079,040.00 | -10.07% |
| 1922 | $82,958,057,395,143,491,584.00 | -7.76% |
| 1923 | $81,766,004,415,011,028,992.00 | -1.44% |
| 1924 | $82,384,105,960,264,908,800.00 | 0.76% |
| 1925 | $83,885,209,713,024,286,720.00 | 1.82% |
| 1926 | $84,105,960,264,900,673,536.00 | 0.26% |
| 1927 | $83,311,258,278,145,687,552.00 | -0.94% |
| 1928 | $81,324,503,311,258,288,128.00 | -2.38% |
| 1929 | $81,898,454,746,136,870,912.00 | 0.71% |
| 1930 | $81,633,554,083,885,219,840.00 | -0.32% |
| 1931 | $74,525,386,313,465,790,464.00 | -8.71% |
| 1932 | $68,300,220,750,551,875,584.00 | -8.35% |
| 1933 | $63,841,059,602,649,014,272.00 | -6.53% |
| 1934 | $64,591,611,479,028,686,848.00 | 1.18% |
| 1935 | $66,490,066,225,165,574,144.00 | 2.94% |
| 1936 | $67,373,068,432,671,088,640.00 | 1.33% |
| 1937 | $70,419,426,048,565,125,120.00 | 4.52% |
| 1938 | $70,242,825,607,064,018,944.00 | -0.25% |
| 1939 | $69,757,174,392,935,972,864.00 | -0.69% |
| 1940 | $69,889,624,724,061,790,208.00 | 0.19% |
| 1941 | $74,216,335,540,838,858,752.00 | 6.19% |
| 1942 | $83,443,708,609,271,529,472.00 | 12.43% |
| 1943 | $88,211,920,529,801,330,688.00 | 5.71% |
| 1944 | $89,757,174,392,935,972,864.00 | 1.75% |
| 1945 | $91,743,929,359,823,405,056.00 | 2.21% |
| 1946 | $98,763,796,909,492,256,768.00 | 7.65% |
| 1947 | $111,081,677,704,194,228,224.00 | 12.47% |
| 1948 | $120,573,951,434,878,566,400.00 | 8.55% |
| 1949 | $120,618,101,545,253,863,424.00 | 0.04% |
| 1950 | $121,368,653,421,633,552,384.00 | 0.62% |
| 1951 | $131,125,827,814,569,558,016.00 | 8.04% |
| 1952 | $135,055,187,637,969,076,224.00 | 3.00% |
| 1953 | $136,379,690,949,227,364,352.00 | 0.98% |
| 1954 | $136,600,441,501,103,751,168.00 | 0.16% |
| 1955 | $137,174,392,935,982,317,568.00 | 0.42% |
| 1956 | $138,675,496,688,741,728,256.00 | 1.09% |
| 1957 | $144,547,461,368,653,414,400.00 | 4.23% |
| 1958 | $147,858,719,646,799,101,952.00 | 2.29% |
| 1959 | $150,551,876,379,690,958,848.00 | 1.82% |
| 1960 | $152,450,331,125,827,829,760.00 | 1.26% |
| 1961 | $155,011,037,527,593,844,736.00 | 1.68% |
| 1962 | $157,439,293,598,233,985,024.00 | 1.57% |
| 1963 | $159,867,549,668,874,190,848.00 | 1.54% |
| 1964 | $162,163,355,408,388,521,984.00 | 1.44% |
| 1965 | $163,752,759,381,898,428,416.00 | 0.98% |
| 1966 | $168,388,520,971,302,436,864.00 | 2.83% |
| 1967 | $173,333,333,333,333,311,488.00 | 2.94% |
| 1968 | $180,264,900,662,251,651,072.00 | 4.00% |
| 1969 | $189,006,622,516,556,333,056.00 | 4.85% |
| 1970 | $197,527,593,818,984,579,072.00 | 4.51% |
| 1971 | $201,854,304,635,761,590,272.00 | 2.19% |
| 1972 | $207,549,668,874,172,170,240.00 | 2.82% |
| 1973 | $220,000,000,000,000,000,000.00 | 6.00% |
| 1974 | $243,443,708,609,271,496,704.00 | 10.66% |
| 1975 | $269,139,072,847,682,109,440.00 | 10.55% |
| 1976 | $284,635,761,589,403,975,680.00 | 5.76% |
| 1977 | $306,490,066,225,165,565,952.00 | 7.68% |
| 1978 | $337,218,543,046,357,614,592.00 | 10.03% |
| 1979 | $373,421,633,554,083,938,304.00 | 10.74% |
| 1980 | $436,026,490,066,225,135,616.00 | 16.77% |
| 1981 | $483,973,509,933,774,929,920.00 | 11.00% |
| 1982 | $517,527,593,818,984,546,304.00 | 6.93% |
| 1983 | $525,298,013,245,033,086,976.00 | 1.50% |
| 1984 | $544,900,662,251,655,659,520.00 | 3.73% |
| 1985 | $558,940,397,350,993,395,712.00 | 2.58% |
| 1986 | $565,165,562,913,907,277,824.00 | 1.11% |
| 1987 | $565,827,814,569,536,454,656.00 | 0.12% |
| 1988 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1989 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1990 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1991 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1992 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1993 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1994 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1995 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1996 | $565,827,814,569,536,454,656.00 | 0.00% ** |
| 1997 | $591,523,178,807,946,903,552.00 | 4.54% |
| 1998 | $887,770,419,426,048,606,208.00 | 50.08% |
| 1999 | $914,348,785,871,964,602,368.00 | 2.99% |
| 2000 | $947,858,719,646,799,101,952.00 | 3.66% |
| 2001 | $982,781,456,953,642,450,944.00 | 3.68% |
| 2002 | $NaN | 1.98% |
| 2003 | $NaN | 1.66% |
| 2004 | $NaN | 1.16% |
| 2005 | $NaN | 2.80% |
| 2006 | $NaN | 3.65% |
| 2007 | $NaN | 3.84% |
| 2008 | $NaN | 4.33% |
| 2009 | $NaN | 0.59% |
| 2010 | $NaN | 0.33% |
| 2011 | $NaN | 2.56% |
| 2012 | $NaN | 2.62% |
| 2013 | $NaN | 1.22% |
| 2014 | $NaN | 1.83% |
| 2015 | $NaN | 1.34% |
| 2016 | $NaN | 2.24% |
| 2017 | $NaN | 3.00% |
| 2018 | $NaN | 3.21% |
| 2019 | $NaN | 2.54% |
| 2020 | $NaN | 1.71% |
| 2021 | $NaN | 4.49% |
| 2022 | $NaN | 8.89% |
| 2023 | $NaN | 5.99% |
| 2024 | $NaN | 3.68% |
| 2025 | $NaN | 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 |