| Competition: | National Soccer League |
| Season: | 1980 |
| Dates: | 9 March – 28 September 1980 |
| Winners: | Sydney City 2nd National Soccer League title |
| Relegated: | St George-Budapest |
| Matches: | 182 |
| Total Goals: | 513 |
| League Topscorer Section: | Top scorers |
| League Topscorer: | Gary Cole (21 goals) |
| Biggest Home Win: | (16 March 1980) |
| Biggest Away Win: | (17 June 1979) |
| Highest Scoring: | (16 March 1980) |
| Longest Wins: | 5 matches Heidelberg United Marconi Fairfield Sydney City |
| Longest Unbeaten: | 10 matches Marconi Fairfield |
| Longest Winless: | 14 matches Brisbane Lions |
| Longest Losses: | 5 matches Blacktown City West Adelaide |
| Highest Attendance: | 15,000 (6 July 1980) |
| Lowest Attendance: | 800 (28 June 1980) |
| Prevseason: | 1979 |
| Nextseason: | 1981 |
The 1980 National Soccer League season was the fourth season of the National Soccer League in Australia. The champions were Sydney City SC, their second title after winning the 1977 season (as Eastern Suburbs).
Fourteen teams competed in the league.
Note: Table lists in alphabetical order.
The Finals series was not considered the championship for the 1980 National Soccer League.
| Rank | Player | Club | Goals[1] |
|---|---|---|---|
| 1 |  Gary Cole | Heidelberg United | 21 |
| 2 | Mark Jankovics | Marconi Fairfield | 16 |
| 3 | Jamie Paton | Heidelberg United | 15 |
| 4 | Ken Boden | Sydney City | 13 |
| Eddie Krncevic | Marconi Fairfield | ||
| 6 | John Nyskohus | Adelaide City | 12 |
| 7 | Dennis Duarte | St George-Budapest | 11 |
| 8 | Murray Barnes | Sydney City | 10 |
| Branko Buljevic | South Melbourne | ||
| Phil O'Connor | APIA Leichhardt |
| Player | For | Against | Result | Date | |
|---|---|---|---|---|---|
| Gary Cole | Heidelberg United | West Adelaide | 4–2 (H)[2] | 16 March 1980 | |
| Eddie Krncevic | Marconi Fairfield | Blacktown City | 9–0 (H) | ||
| Mark Jankovics | |||||
| Gary Cole | Heidelberg United | APIA Leichhardt | 5–0 (A)[3] | 6 April 1980 | |
| Murray Barnes | Sydney City | West Adelaide | 7–0 (H) | ||
| Gary Cole | Heidelberg United | Blacktown City | 3–1 (H)[4] | 13 April 1980 | |
| John Nyskohus | Adelaide City | St George-Budapest | 4–1 (A) | ||
| Barry Kelso | Brisbane City | Heidelberg United | 7–0 (H)[5] | 27 July 1980 | |
| Dennis Duarte | St George-Budapest | West Adelaide | 3–1 (H)[6] | 28 September 1980 |
| Rank | Player | Club | Clean sheets |
|---|---|---|---|
| 1 | Peter Laumets | South Melbourne | 12 |
| 2 | Allan Maher | Marconi Fairfield | 10 |
| 3 | Peter Marshall | Adelaide City | 8 |
| Greg Woodhouse | APIA Leichhardt | ||
| 5 | Dennis Boland | Footscray JUST | 7 |
| 6 | Martyn Crook | West Adelaide | 6 |
 Tony Scalan | Brisbane Lions | ||
| Richard Wilson | Canberra City | ||
| 9 | Yakka Banovic | Heidelberg United | 5 |
| Phil Dando | Newcastle KB United |
Warren Turnbull (Blacktown City) Eddie Krncevic (Marconi Fairfield)| Award | Winner | Club | |
|---|---|---|---|
| National Soccer League Player of the Year | Jim Hermiston | Brisbane Lions | |
| National Soccer League Under 21 Player of the Year | John Spanos | Sydney City | |
| National Soccer League Coach of the Year | John Margeritis | South Melbourne |
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