How much is $100 from 1955 worth today?

About $1,247.76 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 1955 to 2026?

Cumulative inflation was 1147.8%, an average of 3.62% per year over 71 years.

What would $100 today have bought in 1955?

Today’s $100 buys what about $8.01 bought in 1955.

What was the highest one-year inflation since 1955?

1980, when the CPI rose 13.5% over the year before.

$100 in 1955 is worth $1,248 in 2026

$100 in 1955 has the same buying power as $1,248 in 2026. Prices rose 1147.8% — about 3.62% a year. See $1 to $100,000 from 1955 in today’s dollars, using U.S. CPI-U.

Cumulative inflation

1147.8%

1955 → 2026

Average per year

3.62%

over 71 years

$100 today in 1955

$8.01

same buying power

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

What $100 from 1955 is worth, year by year

Year	$100 from 1955 equals
1955	$100.00
1965	$117.54
1975	$200.75
1985	$401.49
1995	$568.66
2005	$728.73
2015	$884.33
2025	$1,201.12
2026	$1,247.76

1955 dollars in 2026 dollars

In 1955	In 2026
$1.00	$12.48
$5.00	$62.39
$10.00	$124.78
$20.00	$249.55
$50.00	$623.88
$100.00	$1,247.76
$500.00	$6,238.81
$1,000.00	$12,477.61
$5,000.00	$62,388.06
$10,000.00	$124,776.12
$50,000.00	$623,880.60
$100,000.00	$1,247,761.19

How this is calculated

Value today = amount × (CPI in 2026 ÷ CPI in 1955). The Consumer Price Index for All Urban Consumers (CPI-U, annual average) tracks what a typical basket of goods and services costs. Between 1955 and 2026the index rose by a factor of 12.478, so every 1955 dollar needs about $12.48 today to buy the same things. The biggest single-year jump in that span was 13.5% in 1980.

Frequently asked questions

How much is $100 from 1955 worth today?: About $1,247.76 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 1955 to 2026?: Cumulative inflation was 1147.8%, an average of 3.62% per year over 71 years.
What would $100 today have bought in 1955?: Today’s $100 buys what about $8.01 bought in 1955.
What was the highest one-year inflation since 1955?: 1980, when the CPI rose 13.5% over the year before.

$100 in other years

Any amount, any two years — open the inflation calculator