Inflation Record$100 in 1966 → 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)
$1,712.13
+1612.1% cumulative inflation · 1966–2026
Your $100 in 1966 would have the purchasing power of $1,712.13 in Australia today.
What this means
- Purchasing power: $100 in 1966 had the same average buying power as $1,712.13 in 2026.
- Price level change: the overall consumer price level rose by 1612.1% across this 60-year span; the purchasing power of a dollar changed by -94.2%.
- 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 1966 | Worth in 2026 |
|---|---|
| $1 | $17.12 |
| $5 | $85.61 |
| $10 | $171.21 |
| $20 | $342.43 |
| $50 | $856.07 |
| $100 | $1,712.13 |
| $500 | $8,560.65 |
| $1,000 | $17,121.31 |
| $10,000 | $171,213.05 |
| $100,000 | $1,712,130.52 |
Key facts about 1966
- Consumer prices rose 3.3% in 1966 — the 39th-largest annual increase in the 1949–2026 record.
- 1966 is in the quarterly-CPI era: its annual average is the mean of the year's four quarterly indexes.
- In the decade after 1966, prices rose 109.6% in total.
$100 in 1966, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 1976 | $209.57 | +109.6% |
| 1986 | $495.94 | +395.9% |
| 1996 | $773.33 | +673.3% |
| 2006 | $996.23 | +896.2% |
| 2016 | $1,264.35 | +1164.3% |
| 2026 | $1,712.13 | +1612.1% |
Quarterly CPI in 1966
| Period | Index | Change vs same period, prior year |
|---|---|---|
| Q1 | 8.6 | 4.9% |
| Q2 | 8.6 | 3.6% |
| Q3 | 8.6 | 2.4% |
| Q4 | 8.7 | 2.4% |
Annual average for 1966: 8.625
Verify this calculation
Series: All groups CPI, weighted average of eight capital cities (6401.0); base 2011-12=100; not seasonally adjusted.
Index (1966 annual average): 8.625 · Index (2026 annual average): 147.671 · Ratio: 17.1213
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: Australian Bureau of Statistics.