According to the U.S. Bureau of Labor Statistics, prices in Philadelphia, Pennsylvania are 1,631.72% higher in 2025 versus 1921 (a $326,344,897.05 difference in value).
Between 1921 and 2025: Philadelphia experienced an average inflation rate of 2.78% per year. This rate of change indicates significant inflation. In other words, $20,000,000 in Philadelphia in the year 1921 would cost $346,344,897.05 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 2.82% during this same period, inflation in Philadelphia was lower.
In the year 1921: Pricing changed by -8.33%, which is significantly below the average yearly change in Philadelphia during the 1921-2025 time period. Compared to inflation for all items in 1921 (-10.90%), inflation in Philadelphia was higher.
Below are calculations of equivalent buying power in Philadelphia, over time, for $20,000,000 beginning in 1921. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1921 | $20,000,000.00 | -8.33% |
| 1922 | $18,549,686.66 | -7.25% |
| 1923 | $18,845,120.86 | 1.59% |
| 1924 | $19,006,266.79 | 0.86% |
| 1925 | $19,632,945.39 | 3.30% |
| 1926 | $20,232,766.34 | 3.06% |
| 1927 | $19,946,284.69 | -1.42% |
| 1928 | $19,507,609.67 | -2.20% |
| 1929 | $19,131,602.51 | -1.93% |
| 1930 | $18,916,741.27 | -1.12% |
| 1931 | $17,430,617.73 | -7.86% |
| 1932 | $15,684,870.19 | -10.02% |
| 1933 | $14,368,845.12 | -8.39% |
| 1934 | $15,058,191.58 | 4.80% |
| 1935 | $15,290,957.92 | 1.55% |
| 1936 | $15,586,392.12 | 1.93% |
| 1937 | $15,962,399.28 | 2.41% |
| 1938 | $15,631,154.88 | -2.08% |
| 1939 | $15,380,483.44 | -1.60% |
| 1940 | $15,398,388.54 | 0.12% |
| 1941 | $16,159,355.42 | 4.94% |
| 1942 | $17,976,723.37 | 11.25% |
| 1943 | $19,122,649.96 | 6.37% |
| 1944 | $19,382,273.95 | 1.36% |
| 1945 | $19,901,521.93 | 2.68% |
| 1946 | $21,602,506.71 | 8.55% |
| 1947 | $24,717,994.63 | 14.42% |
| 1948 | $26,678,603.40 | 7.93% |
| 1949 | $26,365,264.10 | -1.17% |
| 1950 | $26,526,410.03 | 0.61% |
| 1951 | $28,979,409.13 | 9.25% |
| 1952 | $29,534,467.32 | 1.92% |
| 1953 | $29,677,708.15 | 0.48% |
| 1954 | $29,982,094.90 | 1.03% |
| 1955 | $29,919,427.04 | -0.21% |
| 1956 | $30,331,244.40 | 1.38% |
| 1957 | $31,307,072.52 | 3.22% |
| 1958 | $31,924,798.57 | 1.97% |
| 1959 | $32,282,900.63 | 1.12% |
| 1960 | $32,855,863.92 | 1.77% |
| 1961 | $33,222,918.53 | 1.12% |
| 1962 | $33,518,352.73 | 0.89% |
| 1963 | $34,118,173.68 | 1.79% |
| 1964 | $34,655,326.77 | 1.57% |
| 1965 | $35,192,479.86 | 1.55% |
| 1966 | $36,204,118.17 | 2.87% |
| 1967 | $37,188,898.84 | 2.72% |
| 1968 | $38,970,456.58 | 4.79% |
| 1969 | $41,038,495.97 | 5.31% |
| 1970 | $43,795,881.83 | 6.72% |
| 1971 | $45,935,541.63 | 4.89% |
| 1972 | $47,206,803.94 | 2.77% |
| 1973 | $50,384,959.71 | 6.73% |
| 1974 | $56,365,264.10 | 11.87% |
| 1975 | $61,056,401.07 | 8.32% |
| 1976 | $64,073,410.92 | 4.94% |
| 1977 | $68,254,252.46 | 6.53% |
| 1978 | $72,238,137.87 | 5.84% |
| 1979 | $79,418,084.15 | 9.94% |
| 1980 | $89,785,138.76 | 13.05% |
| 1981 | $98,925,693.82 | 10.18% |
| 1982 | $103,733,213.97 | 4.86% |
| 1983 | $106,759,176.37 | 2.92% |
| 1984 | $111,772,605.19 | 4.70% |
| 1985 | $116,848,701.88 | 4.54% |
| 1986 | $119,749,328.56 | 2.48% |
| 1987 | $125,487,914.06 | 4.79% |
| 1988 | $131,495,076.10 | 4.79% |
| 1989 | $137,833,482.54 | 4.82% |
| 1990 | $145,935,541.63 | 5.88% |
| 1991 | $152,748,433.30 | 4.67% |
| 1992 | $157,475,380.48 | 3.09% |
| 1993 | $161,396,598.03 | 2.49% |
| 1994 | $166,132,497.76 | 2.93% |
| 1995 | $170,483,437.78 | 2.62% |
| 1996 | $174,941,808.42 | 2.62% |
| 1997 | $178,818,263.21 | 2.22% |
| 1998 | $180,608,773.50 | 1.00% |
| 1999 | $184,467,323.19 | 2.14% |
| 2000 | $189,400,179.05 | 2.67% |
| 2001 | $194,646,374.22 | 2.77% |
| 2002 | $198,406,445.84 | 1.93% |
| 2003 | $202,694,717.99 | 2.16% |
| 2004 | $210,725,156.67 | 3.96% |
| 2005 | $219,095,792.30 | 3.97% |
| 2006 | $227,529,095.79 | 3.85% |
| 2007 | $232,517,547.00 | 2.19% |
| 2008 | $240,827,305.28 | 3.57% |
| 2009 | $239,584,064.46 | -0.52% |
| 2010 | $244,491,763.65 | 2.05% |
| 2011 | $250,901,432.41 | 2.62% |
| 2012 | $255,602,506.71 | 1.87% |
| 2013 | $258,671,172.78 | 1.20% |
| 2014 | $262,117,009.85 | 1.33% |
| 2015 | $261,891,853.18 | -0.09% |
| 2016 | $263,424,082.36 | 0.59% |
| 2017 | $266,776,723.37 | 1.27% |
| 2018 | $270,333,124.44 | 1.33% |
| 2019 | $275,464,458.37 | 1.90% |
| 2020 | $277,988,630.26 | 0.92% |
| 2021 | $288,861,056.40 | 3.91% |
| 2022 | $311,430,975.83 | 7.81% |
| 2023 | $325,551,566.70 | 4.53% |
| 2024 | $337,189,346.46 | 3.57% |
| 2025 | $346,344,897.05 | 2.72%* |
* 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 Philadelphia, Pennsylvania:
| 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 | 10.200 | 10.208 | 10.408 | 11.808 | 14.342 | 17.433 | 20.308 | 18.617 | 17.267 | 17.542 | 17.692 | 18.275 | 18.833 | 18.567 | 18.158 | 17.808 | 17.608 | 16.225 | 14.600 | 13.375 | 14.017 | 14.233 | 14.508 | 14.858 | 14.550 | 14.317 | 14.333 | 15.042 | 16.733 | 17.800 | 18.042 | 18.525 | 20.108 | 23.008 | 24.833 | 24.542 | 24.692 | 26.975 | 27.492 | 27.625 | 27.908 | 27.850 | 28.233 | 29.142 | 29.717 | 30.050 | 30.583 | 30.925 | 31.200 | 31.758 | 32.258 | 32.758 | 33.700 | 34.617 | 36.275 | 38.200 | 40.767 | 42.758 | 43.942 | 46.900 | 52.467 | 56.833 | 59.642 | 63.533 | 67.242 | 73.925 | 83.575 | 92.083 | 96.558 | 99.375 | 104.042 | 108.767 | 111.467 | 116.808 | 122.400 | 128.300 | 135.842 | 142.183 | 146.583 | 150.233 | 154.642 | 158.692 | 162.842 | 166.450 | 168.117 | 171.708 | 176.300 | 181.183 | 184.683 | 188.675 | 196.150 | 203.942 | 211.792 | 216.435 | 224.170 | 223.013 | 227.581 | 233.547 | 237.923 | 240.780 | 243.987 | 243.778 | 245.204 | 248.325 | 251.635 | 256.411 | 258.761 | 268.882 | 289.890 | 303.034 | 313.867 | 322.389 |