| NSL 1981 | |
|---|---|
| League | National Soccer League |
| Sport | Association football |
| Duration | 1981 |
| Number of teams | 16 |
| NSL season | |
| Champions | Sydney City |
| Top scorer | Gary Cole (16) |
The National Soccer League 1981 season was the fifth season of the National Soccer League in Australia. The champions were Sydney City SC, winning their third title.
Source: rsssf.com
Rules for classification: 1) points; 2) goal difference; 3) number of goals scored.