According to the U.S. Bureau of Labor Statistics, prices in Philadelphia, Pennsylvania are 1,057.59% higher in 2025 versus 1955 (a $95,183,280,969,479,376 difference in value).
Between 1955 and 2025: Philadelphia experienced an average inflation rate of 3.56% per year. This rate of change indicates significant inflation. In other words, $9,000,000,000,000,000 in Philadelphia in the year 1955 would cost $104,183,280,969,479,376 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 3.61% during this same period, inflation in Philadelphia was lower.
In the year 1955: Pricing changed by -0.21%, which is significantly below the average yearly change in Philadelphia during the 1955-2025 time period. Compared to inflation for all items in 1955 (-0.29%), inflation in Philadelphia was higher.
Below are calculations of equivalent buying power in Philadelphia, over time, for $9,000,000,000,000,000 beginning in 1955. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1955 | $9,000,000,000,000,000.00 | -0.21% |
| 1956 | $9,123,877,917,414,722.00 | 1.38% |
| 1957 | $9,417,414,721,723,520.00 | 3.22% |
| 1958 | $9,603,231,597,845,604.00 | 1.97% |
| 1959 | $9,710,951,526,032,316.00 | 1.12% |
| 1960 | $9,883,303,411,131,060.00 | 1.77% |
| 1961 | $9,993,716,337,522,442.00 | 1.12% |
| 1962 | $10,082,585,278,276,482.00 | 0.89% |
| 1963 | $10,263,016,157,989,230.00 | 1.79% |
| 1964 | $10,424,596,050,269,300.00 | 1.57% |
| 1965 | $10,586,175,942,549,372.00 | 1.55% |
| 1966 | $10,890,484,739,676,838.00 | 2.87% |
| 1967 | $11,186,714,542,190,306.00 | 2.72% |
| 1968 | $11,722,621,184,919,208.00 | 4.79% |
| 1969 | $12,344,703,770,197,486.00 | 5.31% |
| 1970 | $13,174,147,217,235,190.00 | 6.72% |
| 1971 | $13,817,773,788,150,808.00 | 4.89% |
| 1972 | $14,200,179,533,213,644.00 | 2.77% |
| 1973 | $15,156,193,895,870,738.00 | 6.73% |
| 1974 | $16,955,116,696,588,870.00 | 11.87% |
| 1975 | $18,366,247,755,834,828.00 | 8.32% |
| 1976 | $19,273,788,150,807,904.00 | 4.94% |
| 1977 | $20,531,418,312,387,788.00 | 6.53% |
| 1978 | $21,729,802,513,464,992.00 | 5.84% |
| 1979 | $23,889,587,073,608,624.00 | 9.94% |
| 1980 | $27,008,078,994,614,004.00 | 13.05% |
| 1981 | $29,757,630,161,579,892.00 | 10.18% |
| 1982 | $31,203,770,197,486,536.00 | 4.86% |
| 1983 | $32,114,003,590,664,272.00 | 2.92% |
| 1984 | $33,622,082,585,278,280.00 | 4.70% |
| 1985 | $35,149,012,567,324,952.00 | 4.54% |
| 1986 | $36,021,543,985,637,340.00 | 2.48% |
| 1987 | $37,747,755,834,829,448.00 | 4.79% |
| 1988 | $39,554,757,630,161,576.00 | 4.79% |
| 1989 | $41,461,400,359,066,424.00 | 4.82% |
| 1990 | $43,898,563,734,290,848.00 | 5.88% |
| 1991 | $45,947,935,368,043,088.00 | 4.67% |
| 1992 | $47,369,838,420,107,728.00 | 3.09% |
| 1993 | $48,549,371,633,752,248.00 | 2.49% |
| 1994 | $49,973,967,684,021,544.00 | 2.93% |
| 1995 | $51,282,764,811,490,128.00 | 2.62% |
| 1996 | $52,623,877,917,414,728.00 | 2.62% |
| 1997 | $53,789,946,140,035,920.00 | 2.22% |
| 1998 | $54,328,545,780,969,480.00 | 1.00% |
| 1999 | $55,489,228,007,181,336.00 | 2.14% |
| 2000 | $56,973,070,017,953,320.00 | 2.67% |
| 2001 | $58,551,166,965,888,688.00 | 2.77% |
| 2002 | $59,682,226,211,849,208.00 | 1.93% |
| 2003 | $60,972,172,351,885,096.00 | 2.16% |
| 2004 | $63,387,791,741,472,184.00 | 3.96% |
| 2005 | $65,905,745,062,836,640.00 | 3.97% |
| 2006 | $68,442,549,371,633,760.00 | 3.85% |
| 2007 | $69,943,114,901,256,744.00 | 2.19% |
| 2008 | $72,442,755,834,829,456.00 | 3.57% |
| 2009 | $72,068,779,174,147,216.00 | -0.52% |
| 2010 | $73,545,053,859,964,096.00 | 2.05% |
| 2011 | $75,473,132,854,578,112.00 | 2.62% |
| 2012 | $76,887,253,141,831,232.00 | 1.87% |
| 2013 | $77,810,332,136,445,248.00 | 1.20% |
| 2014 | $78,846,867,145,421,920.00 | 1.33% |
| 2015 | $78,779,138,240,574,512.00 | -0.09% |
| 2016 | $79,240,044,883,303,424.00 | 0.59% |
| 2017 | $80,248,545,780,969,488.00 | 1.27% |
| 2018 | $81,318,339,317,773,808.00 | 1.33% |
| 2019 | $82,861,885,098,743,280.00 | 1.90% |
| 2020 | $83,621,175,942,549,376.00 | 0.92% |
| 2021 | $86,891,687,612,208,272.00 | 3.91% |
| 2022 | $93,680,897,666,068,208.00 | 7.81% |
| 2023 | $97,928,482,944,344,704.00 | 4.53% |
| 2024 | $101,429,219,030,520,672.00 | 3.57% |
| 2025 | $104,183,280,969,479,376.00 | 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 |