$100 in 1970 is worth $256.38 in 1983

2.56× price rise

Average US inflation: 7.51% a year over 13 years. Prices first doubled by 1980. Highest year: 1980 (13.5%). Lowest: 1983 (3.2%).

Converter

1970in 19831983 amount in 1970 money
$1$2.56$0.39
$10$25.64$3.90
$100$256.38$39.00
$1,000$2,563.83$390.04
$10,000$25,638.28$3,900.42
$100,000$256,382.75$39,004.18

Year by year (value of $100 from 1970)

YearValueInflation
1970$100.00
1971$104.234.2%
1972$107.643.3%
1973$114.376.3%
1974$126.9711.0%
1975$138.589.1%
1976$146.585.8%
1977$156.066.5%
1978$167.977.6%
1979$186.8711.3%
1980$212.1013.5%
1981$234.1110.4%
1982$248.536.2%
1983$256.383.2%

1970–1982 · 1970–1984 · All years

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How much is $100 from 1970 worth in 1983?

$100 in 1970 had about the same buying power as $256.38 in 1983, based on US consumer price index data.

What was the average inflation rate in US from 1970 to 1983?

About 7.51% per year, compounding to a 156.4% total rise in prices over 13 years.

Which year between 1970 and 1983 had the highest inflation?

1980 saw the largest annual rise in the index (13.5%); the lowest was 1983 (3.2%).


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