How much is $100 in 1939 worth today?

$100 in 1939 is worth $2,409.93 in August 2026 dollars, according to the U.S. Consumer Price Index.

How much would I need today to match $100 in 1939?

You would need $2,409.93 to buy what $100 bought in 1939. That is 24.10 times as much.

Kept as cash, $100 from 1939 buys only what $4.15 of 1939 money bought. It has lost 96% of its buying power.

Prices rose -1.4% in 1939. Since then the average has been 3.72% a year.

$100 in 1939 has the same buying power as

$2,409.93 in August 2026

That is 2,310% more, an average inflation rate of 3.72% a year over 87 years.

Put the other way, $100 today buys what $4.15 bought in 1939. Cash kept under the mattress since 1939 has lost 96% of its value.

$100 from 1939 in each later year's dollars

Not everything rose at the same pace. What $100 spent on each of these in 1939 costs today:

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

$100.00 in 1939 has the same buying power as

$2,409.93 in August 2026

Prices rose 2,309.9% in total, an average of 3.72% a year.

How much is $100 in 1939 worth today?: $100 in 1939 is worth $2,409.93 in August 2026 dollars, according to the U.S. Consumer Price Index.
How much would I need today to match $100 in 1939?: You would need $2,409.93 to buy what $100 bought in 1939. That is 24.10 times as much.
How much buying power has $100 lost since 1939?: Kept as cash, $100 from 1939 buys only what $4.15 of 1939 money bought. It has lost 96% of its buying power.
What was inflation in 1939?: Prices rose -1.4% in 1939. Since then the average has been 3.72% a year.