How much is $100 in 1971 worth today?

$100 in 1971 is worth $827.11 in August 2026 dollars, according to the U.S. Consumer Price Index.

How much would I need today to match $100 in 1971?

You would need $827.11 to buy what $100 bought in 1971. That is 8.27 times as much.

Kept as cash, $100 from 1971 buys only what $12.09 of 1971 money bought. It has lost 88% of its buying power.

Prices rose 4.4% in 1971. Since then the average has been 3.91% a year.

$100 in 1971 has the same buying power as

$827.11 in August 2026

That is 727% more, an average inflation rate of 3.91% a year over 55 years.

Put the other way, $100 today buys what $12.09 bought in 1971. Cash kept under the mattress since 1971 has lost 88% of its value.

$100 from 1971 in each later year's dollars

Not everything rose at the same pace. What $100 spent on each of these in 1971 costs today:

Amount ($) From year From month To year To month

$100.00 in 1971 has the same buying power as

$827.11 in August 2026

Prices rose 727.1% in total, an average of 3.91% a year.

How much is $100 in 1971 worth today?: $100 in 1971 is worth $827.11 in August 2026 dollars, according to the U.S. Consumer Price Index.
How much would I need today to match $100 in 1971?: You would need $827.11 to buy what $100 bought in 1971. That is 8.27 times as much.
How much buying power has $100 lost since 1971?: Kept as cash, $100 from 1971 buys only what $12.09 of 1971 money bought. It has lost 88% of its buying power.
What was inflation in 1971?: Prices rose 4.4% in 1971. Since then the average has been 3.91% a year.