$100 in 1980 → Today
Official data verified · U.S. CPI-U · Annual average · NSA · Data through September 2026 (fetched 2026-11-02) · Series CUUR0000SA0
$403.17
+303.2% cumulative inflation · 1980–2026
Your $100 in 1980 would have the purchasing power of $403.17 today.
What this means
- Purchasing power: $100 in 1980 had the same average buying power as $403.17 in 2026.
- Price level change: the overall consumer price level rose by 303.2% across this 46-year span; the purchasing power of a dollar fell by 75.2%.
- 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 1980 | Worth in 2026 |
|---|---|
| $1 | $4.03 |
| $5 | $20.16 |
| $10 | $40.32 |
| $20 | $80.63 |
| $50 | $201.58 |
| $100 | $403.17 |
| $500 | $2,015.83 |
| $1,000 | $4,031.66 |
| $10,000 | $40,316.62 |
| $100,000 | $403,166.21 |
Key facts about 1980
- Consumer prices rose 13.5% in 1980 — the 6th-largest annual increase in the 1913–2026 record.
- Among the major categories tracked since 1980, Medical care rose the most: 610.2% cumulatively to 2025.
- A gallon of regular gasoline averaged $1.25 in 1980 — about $5.02 in 2026 dollars.
- A dozen large eggs averaged $0.84 in 1980 — about $3.40 in 2026 dollars.
$100 in 1980, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 1990 | $158.55 | +58.5% |
| 2000 | $208.96 | +109.0% |
| 2010 | $264.60 | +164.6% |
| 2020 | $314.06 | +214.1% |
| 2026 | $403.17 | +303.2% |
Monthly CPI in 1980
| Month | CPI-U index | Change vs same month, prior year |
|---|---|---|
| January | 77.800 | 13.9% |
| February | 78.900 | 14.2% |
| March | 80.100 | 14.8% |
| April | 81.000 | 14.7% |
| May | 81.800 | 14.4% |
| June | 82.700 | 14.4% |
| July | 82.700 | 13.1% |
| August | 83.300 | 12.9% |
| September | 84.000 | 12.6% |
| October | 84.800 | 12.8% |
| November | 85.500 | 12.6% |
| December | 86.300 | 12.5% |
Annual average CPI-U for 1980: 82.408.
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 (1980 annual average): 82.408 · Index (2026 annual average): 332.243 · Ratio: 4.0317
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: BLS data finder.