Inflation Record
$100 in 2009 → Today
Official data verified · U.S. CPI-U · Annual average · NSA · Data through September 2026 (fetched 2026-11-02) · Series CUUR0000SA0
+54.9% cumulative inflation · 2009–2026
Your $100 in 2009 would have the purchasing power of $154.86 today.
What this means
- Purchasing power: $100 in 2009 had the same average buying power as $154.86 in 2026.
- Price level change: the overall consumer price level rose by 54.9% across this 17-year span; the purchasing power of a dollar fell by 35.4%.
- This measures the broad basket of consumer goods and services (CPI-U). Individual expenses — housing, medical care, tuition — moved at different rates.
What this means in other amounts
| In 2009 | Worth in 2026 |
|---|---|
| $1 | $1.55 |
| $5 | $7.74 |
| $10 | $15.49 |
| $20 | $30.97 |
| $50 | $77.43 |
| $100 | $154.86 |
| $500 | $774.32 |
| $1,000 | $1,548.65 |
| $10,000 | $15,486.49 |
| $100,000 | $154,864.92 |
Key facts about 2009
- 2009 was one of only 13 years since 1913 in which consumer prices fell on an annual-average basis (-0.4%).
- Among the major categories tracked since 2009, Rent of primary residence rose the most: 60.2% cumulatively to 2025.
- A gallon of regular gasoline averaged $2.35 in 2009 — about $3.64 in 2026 dollars.
- A dozen large eggs averaged $1.66 in 2009 — about $2.58 in 2026 dollars.
$100 in 2009, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 2019 | $119.17 | +19.2% |
| 2026 | $154.86 | +54.9% |
Monthly CPI in 2009
| Month | CPI-U index | Change vs same month, prior year |
|---|---|---|
| January | 211.143 | 0.0% |
| February | 212.193 | 0.2% |
| March | 212.709 | -0.4% |
| April | 213.240 | -0.7% |
| May | 213.856 | -1.3% |
| June | 215.693 | -1.4% |
| July | 215.351 | -2.1% |
| August | 215.834 | -1.5% |
| September | 215.969 | -1.3% |
| October | 216.177 | -0.2% |
| November | 216.330 | 1.8% |
| December | 215.949 | 2.7% |
Annual average CPI-U for 2009: 214.537.
Verify this calculation
Series: CUUR0000SA0 (Consumer Price Index for All Urban Consumers, All Items, U.S. City Average; Not seasonally adjusted (NSA); base 1982-84=100).
Index (2009 annual average): 214.537 · Index (2026 annual average): 332.243 · Ratio: 1.5486
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: BLS data finder.
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