$100 in 1978 is worth $493.84 in 2025

4.94× price rise

Average US inflation: 3.46% a year over 47 years. Prices first doubled by 1990. Highest year: 1980 (13.5%). Lowest: 2009 (-0.3%).

Converter

1978in 20252025 amount in 1978 money
$1$4.94$0.20
$10$49.38$2.02
$100$493.84$20.25
$1,000$4,938.35$202.50
$10,000$49,383.51$2,024.97
$100,000$493,835.07$20,249.68

Year by year (value of $100 from 1978)

YearValueInflation
1978$100.00
1979$111.2511.3%
1980$126.2713.5%
1981$139.3810.4%
1982$147.966.2%
1983$152.643.2%
1984$159.314.4%
1985$164.933.5%
1986$168.131.9%
1987$174.153.6%
1988$181.294.1%
1989$189.974.8%
1990$200.275.4%
1991$208.714.2%
1992$215.063.0%
1993$221.453.0%
1994$227.192.6%
1995$233.572.8%
1996$240.432.9%
1997$246.052.3%
1998$249.851.5%
1999$255.332.2%
2000$263.933.4%
2001$271.362.8%
2002$275.691.6%
2003$282.032.3%
2004$289.552.7%
2005$299.303.4%
2006$308.943.2%
2007$317.812.9%
2008$329.933.8%
2009$328.88-0.3%
2010$334.261.6%
2011$344.753.1%
2012$351.902.1%
2013$357.061.5%
2014$362.831.6%
2015$363.270.1%
2016$367.871.3%
2017$375.712.1%
2018$384.882.4%
2019$391.851.8%
2020$396.761.3%
2021$415.344.7%
2022$448.538.0%
2023$467.044.1%
2024$480.823.0%
2025$493.842.7%

1978–2024 · 1978–2026 · All years

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How much is $100 from 1978 worth in 2025?

$100 in 1978 had about the same buying power as $493.84 in 2025, based on US consumer price index data.

What was the average inflation rate in US from 1978 to 2025?

About 3.46% per year, compounding to a 393.8% total rise in prices over 47 years.

Which year between 1978 and 2025 had the highest inflation?

1980 saw the largest annual rise in the index (13.5%); the lowest was 2009 (-0.3%).


Historical statistics for education only. Not investment advice. US CPI: U.S. Bureau of Labor Statistics CPI-U (public domain), annual averages; 2026 = Sep 2026 index. India CPI: World Bank WDI FP.CPI.TOTL (source IMF IFS), licensed CC BY 4.0. INR/USD: Federal Reserve Board H.10. Sources & method · Embed this calculator · BacktestCard