2021 First stage
| Pl | W | D | L | Diff | Pts | |||
| 1 | Nova Iguacu | 10 | 7 | 2 | 1 | 12:5 | 7 | 23 |
| 2 | Cabofriense | 10 | 6 | 3 | 1 | 17:10 | 7 | 21 |
| 3 | Sampaio Correa FE | 10 | 4 | 2 | 4 | 10:9 | 1 | 14 |
| 4 | America RJ | 10 | 2 | 6 | 2 | 12:13 | -1 | 12 |
| 5 | Americano | 10 | 3 | 1 | 6 | 13:17 | -4 | 10 |
| 6 | Friburguense | 10 | 0 | 2 | 8 | 11:21 | -10 | 2 |
Promotion ~ Campeonato Carioca (Taca Guanabara: )
2021 Taca Guanabara
| Pl | W | D | L | Diff | Pts | |||
| 1 | Flamengo RJ | 11 | 7 | 2 | 2 | 23:10 | 13 | 23 |
| 2 | Fluminense | 11 | 7 | 1 | 3 | 20:11 | 9 | 22 |
| 3 | Portuguesa RJ | 11 | 6 | 3 | 2 | 20:8 | 12 | 21 |
| 4 | Volta Redonda | 11 | 6 | 3 | 2 | 18:13 | 5 | 21 |
| 5 | Vasco | 11 | 4 | 5 | 2 | 21:15 | 6 | 17 |
| 6 | Nova Iguacu | 11 | 4 | 3 | 4 | 16:15 | 1 | 15 |
| 7 | Botafogo RJ | 11 | 3 | 6 | 2 | 14:9 | 5 | 15 |
| 8 | Madureira | 11 | 3 | 6 | 2 | 13:16 | -3 | 15 |
| 9 | Resende | 11 | 3 | 2 | 6 | 11:21 | -10 | 11 |
| 10 | Boavista | 11 | 2 | 5 | 4 | 14:16 | -2 | 11 |
| 11 | Bangu | 11 | 1 | 3 | 7 | 5:18 | -13 | 6 |
| 12 | Macae | 11 | 0 | 1 | 10 | 6:29 | -23 | 1 |
Promotion ~ Campeonato Carioca (Taca Guanabara ~ Play Offs: Semi~finals)
Promotion ~ Campeonato Carioca (Taca Rio: Semi~finals)
Relegation
2021 Taca Guanabara - Play Offs
Semi-finals
| 1 | Volta Redonda (4) | Flamengo RJ (1) | 1 : 4, 0 : 3 |
| 2 | Portuguesa RJ (3) | Fluminense (2) | 1 : 3, 1 : 1 |
Final
| 1 | Flamengo RJ (1) | Fluminense (2) | 3 : 1, 1 : 1 |
2021 Taca Rio
Semi-finals
| 1 | Botafogo RJ (7) | Nova Iguacu (6) | 1 : 0, 0 : 0 |
| 2 | Madureira (8) | Vasco (5) | 1 : 2, 1 : 0 |
Final
| 1 | Botafogo RJ (7) | Vasco (5) | 1 : 1, 0 : 1 |
Redes Sociales