Inflation calculatorBy yearPricesThen vs. now

$100 in 1970 is worth $867.84 today

$867.84

Prices in Sep 2026 are 767.8% higher than the 1970 average, an average inflation rate of about 3.92% per year. The 1970 CPI-U annual average was 38.825; the Sep 2026 index is 336.94.

$0$218$435$653$87119701977198419911998200520122019

Common amounts

1970Sep 2026
$1$8.68
$5$43.39
$10$86.78
$20$173.57
$50$433.92
$100$867.84
$500$4,339.21
$1,000$8,678.43
$10,000$86,784.29

Year by year

Year$100 from 1970Inflation rate
1970$100.005.8%
1971$104.294.3%
1972$107.713.3%
1973$114.366.2%
1974$127.0011.1%
1975$138.619.1%
1976$146.585.7%
1977$156.116.5%
1978$168.027.6%
1979$186.9311.3%
1980$212.2613.5%
1981$234.1910.3%
1982$248.556.1%
1983$256.543.2%
1984$267.574.3%
1985$277.063.5%
1986$282.311.9%
1987$292.663.7%
1988$304.594.1%
1989$319.304.8%
1990$336.535.4%
1991$350.784.2%
1992$361.413.0%
1993$372.083.0%
1994$381.782.6%
1995$392.492.8%
1996$403.992.9%
1997$413.442.3%
1998$419.851.6%
1999$429.042.2%
2000$443.533.4%
2001$456.062.8%
2002$463.301.6%
2003$473.812.3%
2004$486.502.7%
2005$503.003.4%
2006$519.233.2%
2007$534.042.9%
2008$554.553.8%
2009$552.57-0.4%
2010$561.641.6%
2011$579.373.2%
2012$591.362.1%
2013$600.021.5%
2014$609.751.6%
2015$610.480.1%
2016$618.181.3%
2017$631.342.1%
2018$646.772.4%
2019$658.491.8%
2020$666.611.2%
2021$697.934.7%
2022$753.788.0%
2023$784.814.1%
2024$807.962.9%
2025$829.222.6%

Use the calculator for other amounts and years.

Source: U.S. Bureau of Labor Statistics, Consumer Price Index (series CUUR0000SA0), via the BLS Public Data API. Data retrieved 2026-10-21. BLS.gov cannot vouch for the data or analyses derived from these data after the data have been retrieved from BLS.gov.