How much is $100 from 1945 worth today?

About $1,857.78 in 2026 dollars, based on the annual-average U.S. Consumer Price Index (CPI-U). 2026 is an estimate until the full-year CPI is published.

What was the inflation rate from 1945 to 2026?

Cumulative inflation was 1757.8%, an average of 3.67% per year over 81 years.

What would $100 today have bought in 1945?

Today’s $100 buys what about $5.38 bought in 1945.

What was the highest one-year inflation since 1945?

1947, when the CPI rose 14.4% over the year before.

$100 in 1945 is worth $1,858 in 2026

$100 in 1945 has the same buying power as $1,858 in 2026. Prices rose 1757.8% — about 3.67% a year. See $1 to $100,000 from 1945 in today’s dollars, using U.S. CPI-U.

Cumulative inflation

1757.8%

1945 → 2026

Average per year

3.67%

over 81 years

$100 today in 1945

$5.38

same buying power

Loading calculator…

2026 uses the Minneapolis Fed’s estimate of the annual-average CPI until the full year is published.

What $100 from 1945 is worth, year by year

Year	$100 from 1945 equals
1945	$100.00
1955	$148.89
1965	$175.00
1975	$298.89
1985	$597.78
1995	$846.67
2005	$1,085.00
2015	$1,316.67
2025	$1,788.33
2026	$1,857.78

1945 dollars in 2026 dollars

In 1945	In 2026
$1.00	$18.58
$5.00	$92.89
$10.00	$185.78
$20.00	$371.56
$50.00	$928.89
$100.00	$1,857.78
$500.00	$9,288.89
$1,000.00	$18,577.78
$5,000.00	$92,888.89
$10,000.00	$185,777.78
$50,000.00	$928,888.89
$100,000.00	$1,857,777.78

How this is calculated

Value today = amount × (CPI in 2026 ÷ CPI in 1945). The Consumer Price Index for All Urban Consumers (CPI-U, annual average) tracks what a typical basket of goods and services costs. Between 1945 and 2026the index rose by a factor of 18.578, so every 1945 dollar needs about $18.58 today to buy the same things. The biggest single-year jump in that span was 14.4% in 1947.

Frequently asked questions

How much is $100 from 1945 worth today?: About $1,857.78 in 2026 dollars, based on the annual-average U.S. Consumer Price Index (CPI-U). 2026 is an estimate until the full-year CPI is published.
What was the inflation rate from 1945 to 2026?: Cumulative inflation was 1757.8%, an average of 3.67% per year over 81 years.
What would $100 today have bought in 1945?: Today’s $100 buys what about $5.38 bought in 1945.
What was the highest one-year inflation since 1945?: 1947, when the CPI rose 14.4% over the year before.

$100 in other years

Any amount, any two years — open the inflation calculator