US CPI · 1918 to 2025
$100 in 1918 is worth $2,146.00 today
$100 in 1918 has the same purchasing power as $2,146.00 in 2025. That is a 2046.0% increase in prices, or an average inflation rate of 2.91% per year. Prices first doubled from their 1918 level in 1962.
Inflation in 1918
17.2%
vs 1917
Total since 1918
2046%
15 → 321.9 CPI
Average per year
2.91%
107 years
1918 dollars in today's money
| 1918 amount | Value in 2025 |
|---|---|
| $1 | $21.46 |
| $10 | $214.60 |
| $20 | $429.20 |
| $50 | $1,073.00 |
| $100 | $2,146.00 |
| $500 | $10,730.00 |
| $1,000 | $21,460.00 |
| $5,000 | $107,300.00 |
| $10,000 | $214,600.00 |
| $50,000 | $1,073,000.00 |
| $100,000 | $2,146,000.00 |
How $100 from 1918 grew over time
The same $100 from 1918, measured in later years' dollars.
| Year | Equivalent of $100 | Change |
|---|---|---|
| 1923 | $114.00 | 14% |
| 1928 | $114.67 | 15% |
| 1938 | $94.00 | -6% |
| 1948 | $160.00 | 60% |
| 1968 | $232.00 | 132% |
| 2025 | $2,146.00 | 2046% |
Convert any amount
$100.00 in 1918 is worth
$2,146.00in 2025 dollars
Cumulative change
2046.0%
Average per year
2.91%
Nearby years
See the full US inflation calculator and year-by-year table.
Frequently asked questions
How much is $100 in 1918 worth today?
$100 in 1918 is worth about $2,146.00 in 2025. In other words, you would need $2,146.00 today to buy what $100 bought in 1918.
What was the inflation rate in 1918?
Consumer prices rose 17.2% in 1918 compared with 1917, based on CPI-U annual averages (12.8 → 15).
How much have prices gone up since 1918?
Prices are 2046.0% higher in 2025 than in 1918, an average inflation rate of 2.91% per year over 107 years. Today a dollar buys only what 5 cents bought in 1918.
Disclaimer: These are estimates based on published tax rates for a single employee with standard deductions and no other income. Your actual pay depends on your tax code, benefits, credits and local taxes. This site is for information only and is not financial, tax or legal advice. Check with your tax authority or a qualified professional before making decisions.