According to the U.S. Bureau of Labor Statistics, prices in Seattle, Washington are 3,821% higher in 2025 versus 1915 (a $45,851,951,042.61 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, $1,200,000,000 in Seattle in the year 1915 would cost $47,051,951,042.61 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 $1,200,000,000 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 | $1,200,000,000.00 | -0.09% |
| 1916 | $1,194,560,290.12 | -0.45% |
| 1917 | $1,289,211,242.07 | 7.92% |
| 1918 | $1,579,691,749.77 | 22.53% |
| 1919 | $2,080,145,058.93 | 31.68% |
| 1920 | $2,464,188,576.61 | 18.46% |
| 1921 | $2,216,137,805.98 | -10.07% |
| 1922 | $2,044,242,973.71 | -7.76% |
| 1923 | $2,014,868,540.34 | -1.44% |
| 1924 | $2,030,099,728.01 | 0.76% |
| 1925 | $2,067,089,755.21 | 1.82% |
| 1926 | $2,072,529,465.10 | 0.26% |
| 1927 | $2,052,946,509.52 | -0.94% |
| 1928 | $2,003,989,120.58 | -2.38% |
| 1929 | $2,018,132,366.27 | 0.71% |
| 1930 | $2,011,604,714.42 | -0.32% |
| 1931 | $1,836,446,056.21 | -8.71% |
| 1932 | $1,683,046,237.53 | -8.35% |
| 1933 | $1,573,164,097.91 | -6.53% |
| 1934 | $1,591,659,111.51 | 1.18% |
| 1935 | $1,638,440,616.50 | 2.94% |
| 1936 | $1,660,199,456.03 | 1.33% |
| 1937 | $1,735,267,452.40 | 4.52% |
| 1938 | $1,730,915,684.50 | -0.25% |
| 1939 | $1,718,948,322.76 | -0.69% |
| 1940 | $1,722,212,148.69 | 0.19% |
| 1941 | $1,828,830,462.38 | 6.19% |
| 1942 | $2,056,210,335.45 | 12.43% |
| 1943 | $2,173,708,068.90 | 5.71% |
| 1944 | $2,211,786,038.08 | 1.75% |
| 1945 | $2,260,743,427.02 | 2.21% |
| 1946 | $2,433,726,201.27 | 7.65% |
| 1947 | $2,737,262,012.69 | 12.47% |
| 1948 | $2,971,169,537.62 | 8.55% |
| 1949 | $2,972,257,479.60 | 0.04% |
| 1950 | $2,990,752,493.20 | 0.62% |
| 1951 | $3,231,187,669.99 | 8.04% |
| 1952 | $3,328,014,505.89 | 3.00% |
| 1953 | $3,360,652,765.19 | 0.98% |
| 1954 | $3,366,092,475.07 | 0.16% |
| 1955 | $3,380,235,720.76 | 0.42% |
| 1956 | $3,417,225,747.96 | 1.09% |
| 1957 | $3,561,922,030.83 | 4.23% |
| 1958 | $3,643,517,679.06 | 2.29% |
| 1959 | $3,709,882,139.62 | 1.82% |
| 1960 | $3,756,663,644.61 | 1.26% |
| 1961 | $3,819,764,279.24 | 1.68% |
| 1962 | $3,879,601,087.94 | 1.57% |
| 1963 | $3,939,437,896.65 | 1.54% |
| 1964 | $3,996,010,879.42 | 1.44% |
| 1965 | $4,035,176,790.57 | 0.98% |
| 1966 | $4,149,410,698.10 | 2.83% |
| 1967 | $4,271,260,199.46 | 2.94% |
| 1968 | $4,442,067,089.76 | 4.00% |
| 1969 | $4,657,479,601.09 | 4.85% |
| 1970 | $4,867,452,402.54 | 4.51% |
| 1971 | $4,974,070,716.23 | 2.19% |
| 1972 | $5,114,415,231.19 | 2.82% |
| 1973 | $5,421,214,868.54 | 6.00% |
| 1974 | $5,998,912,058.02 | 10.66% |
| 1975 | $6,632,094,288.30 | 10.55% |
| 1976 | $7,013,961,922.03 | 5.76% |
| 1977 | $7,552,493,200.36 | 7.68% |
| 1978 | $8,309,700,815.96 | 10.03% |
| 1979 | $9,201,813,236.63 | 10.74% |
| 1980 | $10,744,514,959.20 | 16.77% |
| 1981 | $11,926,019,945.60 | 11.00% |
| 1982 | $12,752,855,847.69 | 6.93% |
| 1983 | $12,944,333,635.54 | 1.50% |
| 1984 | $13,427,379,873.07 | 3.73% |
| 1985 | $13,773,345,421.58 | 2.58% |
| 1986 | $13,926,745,240.25 | 1.11% |
| 1987 | $13,943,064,369.90 | 0.12% |
| 1988 | $13,943,064,369.90 | 0.00% ** |
| 1989 | $13,943,064,369.90 | 0.00% ** |
| 1990 | $13,943,064,369.90 | 0.00% ** |
| 1991 | $13,943,064,369.90 | 0.00% ** |
| 1992 | $13,943,064,369.90 | 0.00% ** |
| 1993 | $13,943,064,369.90 | 0.00% ** |
| 1994 | $13,943,064,369.90 | 0.00% ** |
| 1995 | $13,943,064,369.90 | 0.00% ** |
| 1996 | $13,943,064,369.90 | 0.00% ** |
| 1997 | $14,576,246,600.18 | 4.54% |
| 1998 | $21,876,337,262.01 | 50.08% |
| 1999 | $22,531,278,331.82 | 2.99% |
| 2000 | $23,357,026,291.93 | 3.66% |
| 2001 | $24,217,588,395.29 | 3.68% |
| 2002 | $24,697,370,806.89 | 1.98% |
| 2003 | $25,107,524,932.00 | 1.66% |
| 2004 | $25,398,005,439.71 | 1.16% |
| 2005 | $26,108,431,550.32 | 2.80% |
| 2006 | $27,061,468,721.67 | 3.65% |
| 2007 | $28,101,954,669.08 | 3.84% |
| 2008 | $29,318,404,351.77 | 4.33% |
| 2009 | $29,492,257,479.60 | 0.59% |
| 2010 | $29,588,562,103.35 | 0.33% |
| 2011 | $30,345,073,436.08 | 2.56% |
| 2012 | $31,140,935,630.10 | 2.62% |
| 2013 | $31,520,268,359.02 | 1.22% |
| 2014 | $32,096,888,485.95 | 1.83% |
| 2015 | $32,527,169,537.62 | 1.34% |
| 2016 | $33,254,165,004.53 | 2.24% |
| 2017 | $34,251,470,534.90 | 3.00% |
| 2018 | $35,352,380,779.69 | 3.21% |
| 2019 | $36,250,770,625.57 | 2.54% |
| 2020 | $36,869,896,645.51 | 1.71% |
| 2021 | $38,524,601,994.56 | 4.49% |
| 2022 | $41,948,877,606.53 | 8.89% |
| 2023 | $44,461,675,430.64 | 5.99% |
| 2024 | $46,099,822,302.81 | 3.68% |
| 2025 | $47,051,951,042.61 | 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 |