# 1984–85 Mexican Segunda División season

The 1984–85 Segunda División was the 36th season of the Mexican Segunda División. The season started on 24 August 1984 and concluded on 23 June 1985. It was won by Irapuato.

## Changes

* Zacatepec was promoted to Primera División.
* Unión de Curtidores was relegated from Primera División.
* Santos Laguna and UAQ were promoted from Segunda División B.
* San Mateo Atenco was promoted from Tercera División.
* La Piedad, UABJ Oaxaca and SUOO were relegated from Segunda División.

### During the season

* After Week 8, Veracruz was sold to new owners, the team was relocated at Mérida, Yucatán and renamed as Yucatán.

## Teams

| Club | City | Stadium |
| Cobras | Querétaro City | Estadio Municipal de Querétaro Estadio Corregidora |
| Colima | Colima City | Estadio Colima |
| Córdoba | Córdoba | Estadio Rafael Murillo Vidal |
| Irapuato | Irapuato | Estadio Irapuato |
| Jalisco | Guadalajara | Estadio Jalisco |
| Nuevo Necaxa | Amecameca | Estadio Francisco Flores |
| Pachuca | Pachuca | Estadio Revolución Mexicana |
| Poza Rica | Poza Rica | Estadio Heriberto Jara Corona |
| Salamanca | Salamanca | Estadio El Molinito |
| San Mateo Atenco | San Mateo Atenco | Estadio Municipal San Mateo Atenco |
| Santos Laguna | Torreón | Estadio Moctezuma |
| Tecomán | Tecomán | Estadio IAETAC |
| Tepic | Tepic | Estadio Nicolás Álvarez Ortega |
| Texcoco | Texcoco | Estadio Municipal de Texcoco |
| Tulancingo | Tulancingo | Estadio Primero de Mayo |
| Unión de Curtidores | León | Estadio La Martinica |
| UAQ | Querétaro City | Estadio Municipal de Querétaro Estadio Corregidora |
| UAT | Ciudad Victoria | Estadio Marte R. Gómez |
| Veracruz | Veracruz City | Estadio Luis "Pirata" Fuente |
| Yucatán | Mérida | Estadio Carta Clara |
| Zamora | Zamora | Estadio Municipal de Zamora |

## Western Zone
### Group 1

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification or relegation |
| 1 | Unión de Curtidores (Q) | 36 | 19 | 6 | 11 | 57 | 41 | +16 | 57 | Qualified to Playoffs |
| 2 | Jalisco (Q) | 36 | 16 | 9 | 11 | 48 | 40 | +8 | 53 | Qualified to Playoffs |
| 3 | Colima | 36 | 9 | 11 | 16 | 34 | 43 | −9 | 35 | |
| 4 | Santos Laguna | 36 | 10 | 10 | 16 | 40 | 52 | −12 | 33 | Relegation Group |
| 5 | Zamora | 36 | 10 | 7 | 19 | 32 | 45 | −13 | 32 | Relegation Group |

### Group 2

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification or relegation |
| 1 | Irapuato (Q) | 36 | 17 | 11 | 8 | 54 | 29 | +25 | 58 | Qualified to Playoffs |
| 2 | UAQ (Q) | 36 | 19 | 5 | 12 | 47 | 34 | +13 | 58 | Qualified to Playoffs |
| 3 | Tepic | 36 | 18 | 8 | 10 | 72 | 50 | +22 | 57 | |
| 4 | Tecomán | 36 | 13 | 7 | 16 | 47 | 67 | −20 | 41 | |
| 5 | Salamanca | 36 | 7 | 10 | 19 | 41 | 71 | −30 | 28 | Relegation Group |

### Results
## Eastern Zone
### Group 3

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification or relegation |
| 1 | Pachuca (Q) | 36 | 19 | 12 | 5 | 65 | 22 | +43 | 66 | Qualified to Playoffs |
| 2 | UAT (Q) | 36 | 18 | 10 | 8 | 70 | 44 | +26 | 61 | Qualified to Playoffs |
| 3 | Texcoco | 36 | 14 | 12 | 10 | 48 | 41 | +7 | 52 | |
| 4 | Córdoba | 36 | 11 | 12 | 13 | 42 | 47 | −5 | 44 | |
| 5 | Tulancingo | 36 | 10 | 14 | 12 | 36 | 44 | −8 | 40 | |

### Group 4

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification or relegation |
| 1 | Cobras (Q) | 36 | 17 | 12 | 7 | 66 | 41 | +25 | 59 | Qualified to Playoffs |
| 2 | Poza Rica (Q) | 36 | 9 | 17 | 10 | 39 | 43 | −4 | 40 | Qualified to Playoffs |
| 3 | San Mateo Atenco | 36 | 10 | 8 | 18 | 47 | 69 | −22 | 34 | |
| 4 | Veracruz/Yucatán | 36 | 6 | 14 | 16 | 36 | 73 | −37 | 29 | Relegation Group |
| 5 | Nuevo Necaxa (R) | 36 | 7 | 7 | 22 | 34 | 59 | −25 | 26 | Relegated |

### Results
## Final stage
### Group 1

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion | PAC | UDC | UAQ | PZR |
| 1 | Pachuca (Q) | 6 | 4 | 2 | 0 | 7 | 1 | +6 | 13 | Qualified to Final | | 2–0 | 2–0 | 1–0 |
| 2 | Unión de Curtidores | 6 | 3 | 1 | 2 | 6 | 6 | 0 | 9 | | 1–1 | | 2–1 | 2–0 |
| 3 | UAQ | 6 | 2 | 1 | 3 | 7 | 5 | +2 | 7 | | 0–1 | 2–0 | | 4–0 |
| 4 | Poza Rica | 6 | 0 | 2 | 4 | 0 | 8 | −8 | 2 | | 0–0 | 0–1 | 0–0 | |

### Group 2

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion | IRA | COB | JAL | UAT |
| 1 | Irapuato (Q) | 6 | 4 | 1 | 1 | 10 | 3 | +7 | 12 | Qualified to Final | | 1–0 | 3–0 | 3–0 |
| 2 | Cobras | 6 | 2 | 2 | 2 | 9 | 8 | +1 | 7 | | 2–1 | | 2–2 | 4–1 |
| 3 | Jalisco | 6 | 1 | 3 | 2 | 8 | 10 | −2 | 6 | | 0–1 | 1–1 | | 2–0 |
| 4 | UAT | 6 | 1 | 2 | 3 | 7 | 13 | −6 | 5 | | 1–1 | 2–0 | 3–3 | |

### Final
## Relegation Group

| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Promotion | SAN | SAL | ZAM | YUC |
| 1 | Santos Laguna | 6 | 3 | 2 | 1 | 8 | 3 | +5 | 11 | | | 3–0 | 3–1 | 0–0 |
| 2 | Salamanca | 6 | 4 | 0 | 2 | 7 | 7 | 0 | 10 | | 1–0 | | 2–1 | 2–0 |
| 3 | Zamora (R) | 6 | 2 | 2 | 2 | 15 | 7 | +8 | 8 | Relegated | 1–1 | 3–1 | | 9–0 |
| 4 | Yucatán (R) | 6 | 0 | 2 | 4 | 0 | 13 | −13 | 2 | Relegated | 0–1 | 0–1 | 0–0 | |