Inflation Record$100 in 1983 → 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)
$417.74
+317.7% cumulative inflation · 1983–2026
Your $100 in 1983 would have the purchasing power of $417.74 in Australia today.
What this means
- Purchasing power: $100 in 1983 had the same average buying power as $417.74 in 2026.
- Price level change: the overall consumer price level rose by 317.7% across this 43-year span; the purchasing power of a dollar changed by -76.1%.
- 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 1983 | Worth in 2026 |
|---|---|
| $1 | $4.18 |
| $5 | $20.89 |
| $10 | $41.77 |
| $20 | $83.55 |
| $50 | $208.87 |
| $100 | $417.74 |
| $500 | $2,088.70 |
| $1,000 | $4,177.40 |
| $10,000 | $41,774.05 |
| $100,000 | $417,740.47 |
Key facts about 1983
- Consumer prices rose 10.0% in 1983 — the 9th-largest annual increase in the 1949–2026 record.
- 1983 is in the quarterly-CPI era: its annual average is the mean of the year's four quarterly indexes.
- In the decade after 1983, prices rose 72.3% in total.
$100 in 1983, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 1993 | $172.35 | +72.3% |
| 2003 | $223.34 | +123.3% |
| 2013 | $292.79 | +192.8% |
| 2023 | $380.27 | +280.3% |
| 2026 | $417.74 | +317.7% |
Quarterly CPI in 1983
| Period | Index | Change vs same period, prior year |
|---|---|---|
| Q1 | 34.3 | 11.4% |
| Q2 | 35.0 | 11.1% |
| Q3 | 35.6 | 9.2% |
| Q4 | 36.5 | 8.6% |
Annual average for 1983: 35.350
Verify this calculation
Series: All groups CPI, weighted average of eight capital cities (6401.0); base 2011-12=100; not seasonally adjusted.
Index (1983 annual average): 35.350 · Index (2026 annual average): 147.671 · Ratio: 4.1774
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: Australian Bureau of Statistics.