Inflation Record
$100 in 2005 → Today
Official data verified · U.S. CPI-U · Annual average · NSA · Data through September 2026 (fetched 2026-11-02) · Series CUUR0000SA0
+70.1% cumulative inflation · 2005–2026
Your $100 in 2005 would have the purchasing power of $170.13 today.
What this means
- Purchasing power: $100 in 2005 had the same average buying power as $170.13 in 2026.
- Price level change: the overall consumer price level rose by 70.1% across this 21-year span; the purchasing power of a dollar fell by 41.2%.
- 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 2005 | Worth in 2026 |
|---|---|
| $1 | $1.70 |
| $5 | $8.51 |
| $10 | $17.01 |
| $20 | $34.03 |
| $50 | $85.06 |
| $100 | $170.13 |
| $500 | $850.63 |
| $1,000 | $1,701.26 |
| $10,000 | $17,012.63 |
| $100,000 | $170,126.34 |
Key facts about 2005
- Consumer prices rose 3.4% in 2005 — the 40th-largest annual increase in the 1913–2026 record.
- Among the major categories tracked since 2005, Rent of primary residence rose the most: 83.4% cumulatively to 2025.
- A gallon of regular gasoline averaged $2.30 in 2005 — about $3.90 in 2026 dollars.
- A dozen large eggs averaged $1.22 in 2005 — about $2.07 in 2026 dollars.
$100 in 2005, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 2015 | $121.37 | +21.4% |
| 2025 | $164.85 | +64.9% |
| 2026 | $170.13 | +70.1% |
Monthly CPI in 2005
| Month | CPI-U index | Change vs same month, prior year |
|---|---|---|
| January | 190.700 | 3.0% |
| February | 191.800 | 3.0% |
| March | 193.300 | 3.1% |
| April | 194.600 | 3.5% |
| May | 194.400 | 2.8% |
| June | 194.500 | 2.5% |
| July | 195.400 | 3.2% |
| August | 196.400 | 3.6% |
| September | 198.800 | 4.7% |
| October | 199.200 | 4.3% |
| November | 197.600 | 3.5% |
| December | 196.800 | 3.4% |
Annual average CPI-U for 2005: 195.292.
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 (2005 annual average): 195.292 · Index (2026 annual average): 332.243 · Ratio: 1.7013
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: BLS data finder.
Cite this page
← $100 in 2004 · All years · $100 in 2006 →
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