$100 in 1951 is worth $317.18 in 1980

3.17× price rise

Average US inflation: 4.06% a year over 29 years. Prices first doubled by 1975. Highest year: 1980 (13.5%). Lowest: 1955 (-0.3%).

Converter

1951in 19801980 amount in 1951 money
$1$3.17$0.32
$10$31.72$3.15
$100$317.18$31.53
$1,000$3,171.84$315.27
$10,000$31,718.43$3,152.74
$100,000$317,184.29$31,527.41

Year by year (value of $100 from 1951)

YearValueInflation
1951$100.00
1952$102.282.3%
1953$103.060.8%
1954$103.430.4%
1955$103.17-0.3%
1956$104.691.5%
1957$108.243.4%
1958$111.192.7%
1959$112.230.9%
1960$113.911.5%
1961$115.121.1%
1962$116.481.2%
1963$117.941.3%
1964$119.501.3%
1965$121.391.6%
1966$125.023.0%
1967$128.502.8%
1968$133.954.2%
1969$141.235.4%
1970$149.545.9%
1971$155.864.2%
1972$160.973.3%
1973$171.046.3%
1974$189.8711.0%
1975$207.239.1%
1976$219.205.8%
1977$233.386.5%
1978$251.197.6%
1979$279.4511.3%
1980$317.1813.5%

1951–1979 · 1951–1981 · All years

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How much is $100 from 1951 worth in 1980?

$100 in 1951 had about the same buying power as $317.18 in 1980, based on US consumer price index data.

What was the average inflation rate in US from 1951 to 1980?

About 4.06% per year, compounding to a 217.2% total rise in prices over 29 years.

Which year between 1951 and 1980 had the highest inflation?

1980 saw the largest annual rise in the index (13.5%); the lowest was 1955 (-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