Inflation Record$100 in 1971 → Today (Australia)
Official data verified · CPI (ABS) · Annual average · Not seasonally adjusted · Data through September 2026 (fetched 2026-11-02) · All groups CPI, weighted average of eight capital cities (6401.0)
$1,423.34
+1323.3% cumulative inflation · 1971–2026
Your $100 in 1971 would have the purchasing power of $1,423.34 in Australia today.
What this means
- Purchasing power: $100 in 1971 had the same average buying power as $1,423.34 in 2026.
- Price level change: the overall consumer price level rose by 1323.3% across this 55-year span; the purchasing power of a dollar changed by -93.0%.
- This measures the broad basket of consumer goods and services (CPI (ABS)). Individual expenses moved at different rates.
What this means in other amounts
| In 1971 | Worth in 2026 |
|---|---|
| $1 | $14.23 |
| $5 | $71.17 |
| $10 | $142.33 |
| $20 | $284.67 |
| $50 | $711.67 |
| $100 | $1,423.34 |
| $500 | $7,116.69 |
| $1,000 | $14,233.37 |
| $10,000 | $142,333.74 |
| $100,000 | $1,423,337.42 |
Key facts about 1971
- Consumer prices rose 6.1% in 1971 — the 22nd-largest annual increase in the 1949–2026 record.
- 1971 is in the quarterly-CPI era: its annual average is the mean of the year's four quarterly indexes.
- In the decade after 1971, prices rose 178.1% in total.
$100 in 1971, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 1981 | $278.07 | +178.1% |
| 1991 | $571.33 | +471.3% |
| 2001 | $719.28 | +619.3% |
| 2011 | $956.87 | +856.9% |
| 2021 | $1,151.08 | +1051.1% |
| 2026 | $1,423.34 | +1323.3% |
Quarterly CPI in 1971
| Period | Index | Change vs same period, prior year |
|---|---|---|
| Q1 | 10.1 | 5.2% |
| Q2 | 10.2 | 5.2% |
| Q3 | 10.5 | 7.1% |
| Q4 | 10.7 | 7.0% |
Annual average for 1971: 10.375
Verify this calculation
Series: All groups CPI, weighted average of eight capital cities (6401.0); base 2011-12=100; not seasonally adjusted.
Index (1971 annual average): 10.375 · Index (2026 annual average): 147.671 · Ratio: 14.2334
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: Australian Bureau of Statistics.