Inflation Record
$100 in 1971 → Today
Official data verified · U.S. CPI-U · Annual average · NSA · Data through September 2026 (fetched 2026-11-02) · Series CUUR0000SA0
$820.52
+720.5% cumulative inflation · 1971–2026
Your $100 in 1971 would have the purchasing power of $820.52 today.
What this means
- Purchasing power: $100 in 1971 had the same average buying power as $820.52 in 2026.
- Price level change: the overall consumer price level rose by 720.5% across this 55-year span; the purchasing power of a dollar fell by 87.8%.
- 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 1971 | Worth in 2026 |
|---|---|
| $1 | $8.21 |
| $5 | $41.03 |
| $10 | $82.05 |
| $20 | $164.10 |
| $50 | $410.26 |
| $100 | $820.52 |
| $500 | $4,102.60 |
| $1,000 | $8,205.21 |
| $10,000 | $82,052.08 |
| $100,000 | $820,520.82 |
Key facts about 1971
- Consumer prices rose 4.3% in 1971 — the 30th-largest annual increase in the 1913–2026 record.
- Among the major categories tracked since 1971, Medical care rose the most: 1371.0% cumulatively to 2025.
- In the decade after 1971, prices rose 124.6% in total.
$100 in 1971, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 1981 | $224.55 | +124.6% |
| 1991 | $336.34 | +236.3% |
| 2001 | $437.29 | +337.3% |
| 2011 | $555.52 | +455.5% |
| 2021 | $669.20 | +569.2% |
| 2026 | $820.52 | +720.5% |
Monthly CPI in 1971
| Month | CPI-U index | Change vs same month, prior year |
|---|---|---|
| January | 39.800 | 5.3% |
| February | 39.900 | 5.0% |
| March | 40.000 | 4.7% |
| April | 40.100 | 4.2% |
| May | 40.300 | 4.4% |
| June | 40.600 | 4.6% |
| July | 40.700 | 4.4% |
| August | 40.800 | 4.6% |
| September | 40.800 | 4.1% |
| October | 40.900 | 3.8% |
| November | 40.900 | 3.3% |
| December | 41.100 | 3.3% |
Annual average CPI-U for 1971: 40.492.
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 (1971 annual average): 40.492 · Index (2026 annual average): 332.243 · Ratio: 8.2052
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: BLS data finder.