Inflation Record$100 in 1964 → 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)
$1,828.75
+1728.7% cumulative inflation · 1964–2026
Your $100 in 1964 would have the purchasing power of $1,828.75 in Australia today.
What this means
- Purchasing power: $100 in 1964 had the same average buying power as $1,828.75 in 2026.
- Price level change: the overall consumer price level rose by 1728.7% across this 62-year span; the purchasing power of a dollar changed by -94.5%.
- 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 1964 | Worth in 2026 |
|---|---|
| $1 | $18.29 |
| $5 | $91.44 |
| $10 | $182.87 |
| $20 | $365.75 |
| $50 | $914.37 |
| $100 | $1,828.75 |
| $500 | $9,143.73 |
| $1,000 | $18,287.46 |
| $10,000 | $182,874.62 |
| $100,000 | $1,828,746.23 |
Key facts about 1964
- Consumer prices rose 2.9% in 1964 — the 46th-largest annual increase in the 1949–2026 record.
- 1964 is in the quarterly-CPI era: its annual average is the mean of the year's four quarterly indexes.
- In the decade after 1964, prices rose 71.5% in total.
$100 in 1964, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 1974 | $171.52 | +71.5% |
| 1984 | $455.11 | +355.1% |
| 1994 | $769.35 | +669.3% |
| 2004 | $1,000.62 | +900.6% |
| 2014 | $1,313.62 | +1213.6% |
| 2024 | $1,717.34 | +1617.3% |
| 2026 | $1,828.75 | +1728.7% |
Quarterly CPI in 1964
| Period | Index | Change vs same period, prior year |
|---|---|---|
| Q1 | 8.0 | 2.6% |
| Q2 | 8.0 | 2.6% |
| Q3 | 8.1 | 2.5% |
| Q4 | 8.2 | 3.8% |
Annual average for 1964: 8.075
Verify this calculation
Series: All groups CPI, weighted average of eight capital cities (6401.0); base 2011-12=100; not seasonally adjusted.
Index (1964 annual average): 8.075 · Index (2026 annual average): 147.671 · Ratio: 18.2875
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: Australian Bureau of Statistics.