| Results | Finals Results | Coaches | Players | Referees |
On Tuesday 10 August, the Jersey Flegg Cup season was cancelled after 15 rounds played due to a COVID-19 outbreak in the Greater Sydney region. The season was originally suspended in early July for five rounds before its full cancellation.
Premiers: None
Runners-up: None
Minor Premiers: None
Player of the Year: None
Top Tryscorer: 11 – Liam Scolari (Wests Tigers)
Top Pointscorer: 98 – Ben Stevanovic (Wests Tigers)
| Team | P | W | D | L | B | F | A | PD | Pts | |
| 1 | Wests Tigers | 17 | 8 | 9 | 0 | 2 | 359 | 219 | 140 | 29 |
| 2 | St George Illawarra Dragons | 17 | 9 | 5 | 3 | 2 | 253 | 248 | 5 | 27 |
| 3 | Penrith Panthers | 17 | 6 | 7 | 4 | 2 | 305 | 237 | 68 | 23 |
| 4 | Canterbury Bulldogs | 18 | 7 | 6 | 5 | 1 | 316 | 261 | 55 | 22 |
| 5 | Cronulla Sharks | 17 | 5 | 6 | 6 | 2 | 232 | 235 | -3 | 20 |
| 6 | South Sydney Rabbitohs | 17 | 5 | 6 | 6 | 2 | 257 | 264 | -7 | 20 |
| 7 | Sydney Roosters | 17 | 5 | 6 | 6 | 2 | 308 | 316 | -8 | 20 |
| 8 | Parramatta Eels | 17 | 3 | 6 | 8 | 2 | 238 | 290 | -52 | 16 |
| 9 | Manly Sea Eagles | 17 | 3 | 6 | 8 | 2 | 203 | 308 | -105 | 16 |
| 10 | Victoria Thunderbolts | 18 | 1 | 11 | 6 | 1 | 259 | 352 | -93 | 15 |