Head to Head
| Australia Friendlies | 2021/02/06 08:00 | Blacktown City v Sydney Olympic | L | 2-0 |
| Australia New South Wales Premier League | 2020/08/14 09:25 | Blacktown City v Sydney Olympic | W | 1-2 |
| Australia New South Wales Premier League | 2019/06/09 05:00 | Blacktown City v Sydney Olympic | D | 1-1 |
| Australia New South Wales Premier League | 2019/03/24 05:00 | Sydney Olympic v Blacktown City | D | 3-3 |
| Australia Friendlies | 2019/02/24 08:05 | Blacktown City v Sydney Olympic | W | 0-1 |
| Australia New South Wales Premier League | 2018/07/01 05:00 | Blacktown City v Sydney Olympic | L | 1-0 |
| Australia New South Wales Premier League | 2018/04/15 05:00 | Sydney Olympic v Blacktown City | W | 1-0 |
| Australia New South Wales Premier League | 2017/07/16 05:00 | Blacktown City v Sydney Olympic | L | 4-0 |
Home History
| Australia FFA Cup Qualifying | 2021/05/05 09:45 | Menai Hawks FC v Sydney Olympic | W | 1-3 |
| Australia New South Wales Premier League | 2021/05/01 05:30 | Sutherland Sharks v Sydney Olympic | W | 2-3 |
| Australia New South Wales Premier League | 2021/04/25 06:00 | Sydney Olympic v Bulls FC Academy | W | 2-1 |
| Australia FFA Cup Qualifying | 2021/04/21 09:30 | Western Rage v Sydney Olympic | W | 0-13 |
| Australia New South Wales Premier League | 2021/04/17 08:00 | Marconi Stallions v Sydney Olympic | D | 0-0 |
| Australia New South Wales Premier League | 2021/04/14 09:30 | Sydney Olympic v Wollongong Wolves | L | 0-1 |
| Australia New South Wales Premier League | 2021/04/09 09:00 | Manly Utd v Sydney Olympic | W | 0-2 |
| Australia New South Wales Premier League | 2021/04/03 08:00 | Mt Druitt Town Rangers v Sydney Olympic | L | 2-1 |
Away History
| Australia New South Wales Premier League | 2021/05/01 08:00 | Marconi Stallions v Blacktown City | W | 2-4 |
| Australia FFA Cup Qualifying | 2021/04/28 09:30 | Blacktown City v UTS FC | W | 10-0 |
| Australia New South Wales Premier League | 2021/04/25 05:00 | Blacktown City v Sydney FC U21 | W | 3-0 |
| Australia New South Wales Premier League | 2021/04/18 04:30 | Wollongong Wolves v Blacktown City | W | 0-5 |
| Australia New South Wales Premier League | 2021/04/11 05:00 | Blacktown City v Mt Druitt Town Rangers | L | 0-1 |
| Australia New South Wales Premier League | 2021/04/03 04:30 | Sutherland Sharks v Blacktown City | W | 0-2 |
| Australia New South Wales Premier League | 2021/03/28 04:00 | Blacktown City v Rockdale Ilinden FC | W | 4-1 |
| Australia New South Wales Premier League | 2021/03/21 05:00 | Sydney United 58 v Blacktown City | L | 4-1 |