According to the U.S. Bureau of Labor Statistics, prices in Philadelphia, Pennsylvania are 1,675.73% higher in 2026 versus 1921 (a $8,378,630,259,623,993,344 difference in value).
Between 1921 and 2026:Philadelphia experienced an average inflation rate of 2.78% per year. This rate of change indicates significant inflation. In other words, $500,000,000,000,000,000 in Philadelphia in the year 1921 would cost $8,878,630,259,623,993,344 in 2026 for an equivalent purchase. Compared to the overall inflation rate of 2.81% 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 1921-2026 time period. Compared to inflation for all items in 1921 (-10.94%), inflation in Philadelphia was higher.
Below are calculations of equivalent buying power in Philadelphia, over time, for $500,000,000,000,000,000 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 | $500,000,000,000,000,000.00 | -8.33% |
| 1922 | $463,742,166,517,457,472.00 | -7.25% |
| 1923 | $471,128,021,486,123,584.00 | 1.59% |
| 1924 | $475,156,669,650,850,368.00 | 0.86% |
| 1925 | $490,823,634,735,899,712.00 | 3.30% |
| 1926 | $505,819,158,460,161,088.00 | 3.06% |
| 1927 | $498,657,117,278,424,448.00 | -1.42% |
| 1928 | $487,690,241,718,889,920.00 | -2.20% |
| 1929 | $478,290,062,667,860,352.00 | -1.93% |
| 1930 | $472,918,531,781,557,632.00 | -1.12% |
| 1931 | $435,765,443,151,298,240.00 | -7.86% |
| 1932 | $392,121,754,700,089,536.00 | -10.02% |
| 1933 | $359,221,128,021,486,144.00 | -8.39% |
| 1934 | $376,454,789,615,040,256.00 | 4.80% |
| 1935 | $382,273,948,075,201,408.00 | 1.55% |
| 1936 | $389,659,803,043,867,456.00 | 1.93% |
| 1937 | $399,059,982,094,896,960.00 | 2.41% |
| 1938 | $390,778,871,978,513,792.00 | -2.08% |
| 1939 | $384,512,085,944,494,144.00 | -1.60% |
| 1940 | $384,959,713,518,352,768.00 | 0.12% |
| 1941 | $403,983,885,407,341,056.00 | 4.94% |
| 1942 | $449,418,084,153,983,872.00 | 11.25% |
| 1943 | $478,066,248,880,931,072.00 | 6.37% |
| 1944 | $484,556,848,701,880,064.00 | 1.36% |
| 1945 | $497,538,048,343,778,048.00 | 2.68% |
| 1946 | $540,062,667,860,340,160.00 | 8.55% |
| 1947 | $617,949,865,711,727,872.00 | 14.42% |
| 1948 | $666,965,085,049,239,040.00 | 7.93% |
| 1949 | $659,131,602,506,714,496.00 | -1.17% |
| 1950 | $663,160,250,671,441,408.00 | 0.61% |
| 1951 | $724,485,228,290,062,592.00 | 9.25% |
| 1952 | $738,361,683,079,677,568.00 | 1.92% |
| 1953 | $741,942,703,670,545,920.00 | 0.48% |
| 1954 | $749,552,372,426,141,312.00 | 1.03% |
| 1955 | $747,985,675,917,636,352.00 | -0.21% |
| 1956 | $758,281,110,116,383,104.00 | 1.38% |
| 1957 | $782,676,812,891,674,112.00 | 3.22% |
| 1958 | $798,119,964,189,793,920.00 | 1.97% |
| 1959 | $807,072,515,666,965,120.00 | 1.12% |
| 1960 | $821,396,598,030,438,784.00 | 1.77% |
| 1961 | $830,572,963,294,539,008.00 | 1.12% |
| 1962 | $837,958,818,263,204,992.00 | 0.89% |
| 1963 | $852,954,341,987,466,496.00 | 1.79% |
| 1964 | $866,383,169,203,222,912.00 | 1.57% |
| 1965 | $879,811,996,418,979,328.00 | 1.55% |
| 1966 | $905,102,954,341,987,328.00 | 2.87% |
| 1967 | $929,722,470,904,207,744.00 | 2.72% |
| 1968 | $974,261,414,503,133,312.00 | 4.79% |
| 1969 | $1,025,962,399,283,795,584.00 | 5.31% |
| 1970 | $1,094,897,045,658,012,416.00 | 6.72% |
| 1971 | $1,148,388,540,734,109,312.00 | 4.89% |
| 1972 | $1,180,170,098,478,066,176.00 | 2.77% |
| 1973 | $1,259,623,992,837,958,912.00 | 6.73% |
| 1974 | $1,409,131,602,506,714,624.00 | 11.87% |
| 1975 | $1,526,410,026,857,654,528.00 | 8.32% |
| 1976 | $1,601,835,273,052,820,224.00 | 4.94% |
| 1977 | $1,706,356,311,548,791,296.00 | 6.53% |
| 1978 | $1,805,953,446,732,318,720.00 | 5.84% |
| 1979 | $1,985,452,103,849,597,440.00 | 9.94% |
| 1980 | $2,244,628,469,113,697,280.00 | 13.05% |
| 1981 | $2,473,142,345,568,486,912.00 | 10.18% |
| 1982 | $2,593,330,349,149,507,584.00 | 4.86% |
| 1983 | $2,668,979,409,131,602,432.00 | 2.92% |
| 1984 | $2,794,315,129,811,996,672.00 | 4.70% |
| 1985 | $2,921,217,547,000,895,488.00 | 4.54% |
| 1986 | $2,993,733,213,965,980,160.00 | 2.48% |
| 1987 | $3,137,197,851,387,644,928.00 | 4.79% |
| 1988 | $3,287,376,902,417,188,352.00 | 4.79% |
| 1989 | $3,445,837,063,563,115,008.00 | 4.82% |
| 1990 | $3,648,388,540,734,109,184.00 | 5.88% |
| 1991 | $3,818,710,832,587,287,552.00 | 4.67% |
| 1992 | $3,936,884,512,085,945,344.00 | 3.09% |
| 1993 | $4,034,914,950,760,965,632.00 | 2.49% |
| 1994 | $4,153,312,444,046,554,112.00 | 2.93% |
| 1995 | $4,262,085,944,494,180,352.00 | 2.62% |
| 1996 | $4,373,545,210,384,959,488.00 | 2.62% |
| 1997 | $4,470,456,580,125,336,576.00 | 2.22% |
| 1998 | $4,515,219,337,511,191,040.00 | 1.00% |
| 1999 | $4,611,683,079,677,708,288.00 | 2.14% |
| 2000 | $4,735,004,476,275,737,600.00 | 2.67% |
| 2001 | $4,866,159,355,416,293,376.00 | 2.77% |
| 2002 | $4,960,161,145,926,590,464.00 | 1.93% |
| 2003 | $5,067,367,949,865,710,592.00 | 2.16% |
| 2004 | $5,268,128,916,741,271,552.00 | 3.96% |
| 2005 | $5,477,394,807,520,143,360.00 | 3.97% |
| 2006 | $5,688,227,394,807,519,232.00 | 3.85% |
| 2007 | $5,812,938,675,022,381,056.00 | 2.19% |
| 2008 | $6,020,682,632,050,135,040.00 | 3.57% |
| 2009 | $5,989,601,611,459,265,536.00 | -0.52% |
| 2010 | $6,112,294,091,316,025,344.00 | 2.05% |
| 2011 | $6,272,535,810,205,907,968.00 | 2.62% |
| 2012 | $6,390,062,667,860,339,712.00 | 1.87% |
| 2013 | $6,466,779,319,606,087,680.00 | 1.20% |
| 2014 | $6,552,925,246,195,166,208.00 | 1.33% |
| 2015 | $6,547,296,329,453,894,656.00 | -0.09% |
| 2016 | $6,585,602,059,086,840,832.00 | 0.59% |
| 2017 | $6,669,418,084,153,984,000.00 | 1.27% |
| 2018 | $6,758,328,111,011,637,248.00 | 1.33% |
| 2019 | $6,886,611,459,265,889,280.00 | 1.90% |
| 2020 | $6,949,715,756,490,598,400.00 | 0.92% |
| 2021 | $7,221,526,410,026,857,472.00 | 3.91% |
| 2022 | $7,785,774,395,702,775,808.00 | 7.81% |
| 2023 | $8,138,789,167,412,711,424.00 | 4.53% |
| 2024 | $8,429,733,661,593,552,896.00 | 3.57% |
| 2025 | $8,699,592,658,907,787,264.00 | 3.20% |
| 2026 | $8,878,630,259,623,993,344.00 | 2.06%* |
* 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 | 2026 |
| 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 | 323.915 | 330.581 |