2011 Campeonato Brasileiro Série C
In 2011, the Campeonato Brasileiro Série C, the third level of the Brazilian League, will be contested by 20 clubs divided in four groups, followed by a playoff round, during 16 July and 13 November. The top four clubs, the ones which qualifies to the semifinals, will be promoted to the Campeonato Brasileiro Série B to be contested in 2012. Meanwhile, the bottom four clubs, the ones that finish in last place of each group, will be relegated to 2012 Série D.
Team information
| Team | City | Stadium | Capacity | 2010 season |
| Águia de Marabá | Marabá | Zinho de Oliveira | 5,000 | Série C 08th place |
| América | Natal | Machadão | 35,000 | Série B 19th place |
| Araguaína | Araguaína | Mirandão | 10,000 | Série D 03rd place |
| Brasil de Pelotas | Pelotas | Bento Freitas | 18,000 | Série C 14th place |
| Brasiliense | Brasília | Boca do Jacaré | 32,000 | Série B 17th place |
| Campinense | Campina Grande | Amigão | 35,000 | Série C 12th place |
| Caxias | Caxias do Sul | Centenário | 30,434 | Série C 13th place |
| Chapecoense | Chapecó | Arena Condá | 15,000 | Série C 07th place |
| CRB | Maceió | Rei Pelé | 30,000 | Série C 11th place |
| Fortaleza | Fortaleza | Castelão | 60,326 | Série C 10th place |
| Guarany de Sobral | Sobral | Estádio do Junco | 15,000 | Série D 01st place |
| Ipatinga | Ipatinga | Ipatingão | 20,500 | Série B 20th place |
| Joinville | Joinville | Arena Joinville | 22,500 | Série D 04th place |
| Luverdense | Lucas do Rio Verde | Paço das Emas | 7,000 | Série C 09th place |
| Macaé | Macaé | Cláudio Moacyr de Azevedo | 15,000 | Série C 05th place |
| Madureira | Rio de Janeiro | Conselheiro Galvão | 10,000 | Série D 02nd place |
| Marília | Marília | Bento de Abreu | 19,500 | Série C 16th place |
| Paysandu | Belém | Curuzu | 16,500 | Série C 06th place |
| Rio Branco | Rio Branco | Arena da Floresta | 20,000 | Série C 15th place |
| Santo André | Santo André | Bruno José Daniel | 18,000 | Série B 18th place |
Format
- First Stage: The 20 teams are divided in four groups of 5, playing within them in a double round-robin format. The two best ranked in each group advance towards next stage. The last placed team in each group is relegated to Série D 2012
- Second Stage: The eight qualified teams are divided in two groups of 4, playing within them in a double round-robin format. The two best ranked in each group are promoted to Série B 2012.Winners qualify to the Finals.
- Finals: Second stage winners play in two-leg format, home and away. Winners are declared champions.
Tiebreakers
First stage
Group A (North)
Group B (Northeast)
Group C (Southeast/Central-West)
Group D (South/Southeast)
Second stage
Group E
Group F
Finals
;First leg;Second leg