How much is $100 from 1921 worth today?

About $1,868.16 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 1921 to 2026?

Cumulative inflation was 1768.2%, an average of 2.83% per year over 105 years.

What would $100 today have bought in 1921?

Today’s $100 buys what about $5.35 bought in 1921.

What was the highest one-year inflation since 1921?

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

$100 in 1921 is worth $1,868 in 2026

$100 in 1921 has the same buying power as $1,868 in 2026. Prices rose 1768.2% — about 2.83% a year. See $1 to $100,000 from 1921 in today’s dollars, using U.S. CPI-U.

Cumulative inflation

1768.2%

1921 → 2026

Average per year

2.83%

over 105 years

$100 today in 1921

$5.35

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 1921 is worth, year by year

Year	$100 from 1921 equals
1921	$100.00
1936	$77.65
1951	$145.25
1966	$181.56
1981	$507.82
1996	$876.54
2011	$1,256.42
2026	$1,868.16

1921 dollars in 2026 dollars

In 1921	In 2026
$1.00	$18.68
$5.00	$93.41
$10.00	$186.82
$20.00	$373.63
$50.00	$934.08
$100.00	$1,868.16
$500.00	$9,340.78
$1,000.00	$18,681.56
$5,000.00	$93,407.82
$10,000.00	$186,815.64
$50,000.00	$934,078.21
$100,000.00	$1,868,156.42

How this is calculated

Value today = amount × (CPI in 2026 ÷ CPI in 1921). The Consumer Price Index for All Urban Consumers (CPI-U, annual average) tracks what a typical basket of goods and services costs. Between 1921 and 2026the index rose by a factor of 18.682, so every 1921 dollar needs about $18.68 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 1921 worth today?: About $1,868.16 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 1921 to 2026?: Cumulative inflation was 1768.2%, an average of 2.83% per year over 105 years.
What would $100 today have bought in 1921?: Today’s $100 buys what about $5.35 bought in 1921.
What was the highest one-year inflation since 1921?: 1947, when the CPI rose 14.4% over the year before.

$100 in other years

Any amount, any two years — open the inflation calculator