| Season | 2004−05 |
|---|---|
| Champions | UNAM(5th title) |
| Champions' Cup | Monterrey |
| Copa Libertadores | UANL Pachuca Guadalajara (First Stage) |
| Copa Sudamericana | UNAM |
| Top goalscorer | Guillermo Franco (15 goals) |
Primera División de México(Mexican First Division)Apertura 2004 is a Mexicanfootball tournament - one of two short tournaments that take up the entire year to determine the champion(s) of Mexican football. It began on Saturday, August 14, 2004, and ran until November 20, when the regular season ended.Dorados de Sinaloa was promoted to theMéxico Primera División thus,San Luis,Irapuato andQuerétaro were all relegated to thePrimera División A, making it 18 teams in the Primera División as opposed to 20. On December 11,UNAM defeatedMonterrey and became champions for the fifth time.
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Atlante | 17 | 7 | 3 | 7 | 27 | 33 | −6 | 24 | Automatically qualified for theLiguilla (Playoffs) |
| 2 | UNAM | 17 | 7 | 2 | 8 | 25 | 31 | −6 | 23 | |
| 3 | Morelia | 17 | 6 | 4 | 7 | 29 | 30 | −1 | 22 | |
| 4 | América | 17 | 5 | 5 | 7 | 17 | 23 | −6 | 20 | |
| 5 | Sinaloa | 17 | 4 | 4 | 9 | 25 | 32 | −7 | 16 | |
| 6 | UAG | 17 | 4 | 4 | 9 | 17 | 29 | −12 | 16 |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Toluca | 17 | 10 | 2 | 5 | 27 | 15 | +12 | 32 | Automatically qualified for theLiguilla (Playoffs) |
| 2 | Atlas | 17 | 9 | 4 | 4 | 34 | 24 | +10 | 31 | |
| 3 | Guadalajara | 17 | 8 | 5 | 4 | 34 | 22 | +12 | 29 | Qualified forLiguilla (Playoffs) on a points basis |
| 4 | UANL | 17 | 6 | 5 | 6 | 37 | 27 | +10 | 23 | |
| 5 | Puebla | 17 | 5 | 6 | 6 | 17 | 23 | −6 | 21 | |
| 6 | Cruz Azul | 17 | 4 | 4 | 9 | 30 | 37 | −7 | 16 |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Veracruz | 17 | 11 | 2 | 4 | 27 | 25 | +2 | 35 | Automatically qualified for theLiguilla (Playoffs) |
| 2 | Pachuca | 17 | 9 | 5 | 3 | 30 | 19 | +11 | 32 | |
| 3 | Monterrey | 17 | 8 | 3 | 6 | 36 | 34 | +2 | 27 | Qualified forLiguilla (Playoffs) on a points basis |
| 4 | Necaxa | 17 | 6 | 3 | 8 | 27 | 26 | +1 | 21 | |
| 5 | Santos Laguna | 17 | 5 | 3 | 9 | 22 | 22 | 0 | 18 | |
| 6 | Chiapas | 17 | 4 | 6 | 7 | 20 | 29 | −9 | 18 |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Veracruz | 17 | 11 | 2 | 4 | 27 | 25 | +2 | 35 | Automatically qualified for theLiguilla (Playoffs) |
| 2 | Toluca | 17 | 10 | 2 | 5 | 27 | 15 | +12 | 32 | |
| 3 | Pachuca | 17 | 9 | 5 | 3 | 30 | 19 | +11 | 32 | |
| 4 | Atlas | 17 | 9 | 4 | 4 | 34 | 24 | +10 | 31 | |
| 5 | Guadalajara | 17 | 8 | 5 | 4 | 34 | 22 | +12 | 29 | Qualified forLiguilla (Playoffs) on a points basis |
| 6 | Monterrey | 17 | 8 | 3 | 6 | 36 | 34 | +2 | 27 | |
| 7 | Atlante | 17 | 7 | 3 | 7 | 27 | 33 | −6 | 24 | Automatically qualified for theLiguilla (Playoffs) |
| 8 | UANL | 17 | 6 | 5 | 6 | 37 | 27 | +10 | 23 | |
| 9 | UNAM | 17 | 7 | 2 | 8 | 25 | 31 | −6 | 23 | Automatically qualified for theLiguilla (Playoffs) |
| 10 | Morelia | 17 | 6 | 4 | 7 | 29 | 30 | −1 | 22 | |
| 11 | Necaxa | 17 | 6 | 3 | 8 | 27 | 26 | +1 | 21 | |
| 12 | Puebla | 17 | 5 | 6 | 6 | 17 | 23 | −6 | 21 | |
| 13 | América | 17 | 5 | 5 | 7 | 17 | 23 | −6 | 20 | |
| 14 | Santos Laguna | 17 | 5 | 3 | 9 | 22 | 22 | 0 | 18 | |
| 15 | Chiapas | 17 | 4 | 6 | 7 | 20 | 29 | −9 | 18 | |
| 16 | Cruz Azul | 17 | 4 | 4 | 9 | 30 | 37 | −7 | 16 | |
| 17 | Sinaloa | 17 | 4 | 4 | 9 | 25 | 32 | −7 | 16 | |
| 18 | UAG | 17 | 4 | 4 | 9 | 17 | 29 | −12 | 16 |
| Home \ Away | AME | ATE | ATS | CHI | CAZ | GDL | MTY | MOR | NEC | PAC | PUE | SAN | SIN | TOL | UAG | UNL | UNM | VER |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| América | — | – | – | – | 2–1 | – | 1–0 | 2–3 | – | 1–1 | 0–1 | – | 3–2 | – | – | – | 0–3 | 1–1 |
| Atlante | 1–0 | — | 3–2 | – | – | – | 7–1 | 1–6 | – | – | 2–1 | – | – | 2–1 | 4–0 | 1–2 | 0–1 | – |
| Atlas | 1–1 | – | — | – | 3–3 | – | 3–3 | 3–3 | – | 1–2 | 0–1 | – | – | – | – | – | 3–1 | 2–0 |
| Chiapas | 2–1 | 0–0 | 1–2 | — | – | 0–0 | – | – | 2–2 | – | 1–1 | – | – | 1–3 | – | 1–1 | – | – |
| Cruz Azul | – | 2–0 | – | 3–4 | — | 2–4 | – | – | 0–1 | – | – | 1–0 | 3–3 | 1–3 | 5–2 | 1–1 | – | – |
| Guadalajara | 1–1 | 7–0 | 1–3 | – | – | — | 1–0 | 2–1 | – | – | 3–1 | – | – | 1–1 | 2–2 | 3–1 | – | – |
| Monterrey | – | – | – | 5–1 | 3–0 | – | — | 2–1 | – | 4–1 | – | 1–0 | 6–2 | – | – | – | 1–1 | 2–0 |
| Morelia | – | – | – | 2–1 | 1–1 | – | – | — | 1–5 | 0–2 | – | 1–1 | 3–2 | – | 2–0 | – | 0–0 | 1–2 |
| Necaxa | 4–1 | 1–1 | 0–2 | – | – | 1–2 | 2–3 | – | — | – | 1–2 | – | – | 0–1 | – | 2–1 | – | – |
| Pachuca | – | 1–1 | – | 3–0 | 3–1 | 1–1 | – | – | 4–1 | — | – | 2–1 | 1–0 | – | 2–0 | – | – | 1–2 |
| Puebla | – | – | – | – | 3–1 | – | 1–1 | 0–3 | – | 1–1 | — | 1–0 | 1–1 | – | – | – | 2–3 | 0–0 |
| Santos Laguna | 1–1 | 2–1 | 2–0 | 4–2 | – | 4–1 | – | – | 1–1 | – | – | — | – | 0–1 | – | 2–1 | – | – |
| Sinaloa | – | 0–1 | 0–1 | 0–0 | – | 2–0 | – | – | 3–2 | – | – | 2–1 | — | 0–1 | – | 3–3 | – | – |
| Toluca | 0–1 | – | 0–2 | – | – | – | 4–0 | 3–1 | – | 3–2 | 1–0 | – | – | — | 1–1 | 4–1 | 0–1 | – |
| UAG | 1–0 | – | 2–3 | 0–1 | – | – | 3–2 | – | 0–1 | – | 1–1 | 1–0 | 1–2 | – | — | – | – | – |
| UANL | 0–1 | – | 1–3 | – | – | – | 6–2 | 3–0 | – | 0–0 | 4–0 | – | – | – | 2–2 | — | 3–1 | 7–1 |
| UNAM | – | – | – | 2–1 | 1–3 | 1–5 | – | – | 1–3 | 2–3 | – | 2–1 | 3–2 | – | 0–1 | – | — | 2–3 |
| Veracruz | – | 6–2 | – | 0–2 | 3–2 | 1–0 | – | – | 1–0 | – | – | 3–2 | 2–1 | 1–0 | 1–0 | – | – | — |
Players sorted first by goals scored, then by last name. Only regular season goals listed.
| Rank | Player | Club | Goals |
|---|---|---|---|
| 1 |  Guillermo Franco | Monterrey | 15 |
| 2 |  José Cardozo | Toluca | 12 |
 Robert de Pinho | Atlas | ||
| 4 |  Rafael Márquez Lugo | Morelia | 11 |
| Vicente Matías Vuoso | Santos Laguna | ||
| 6 | Luciano Figueroa | Cruz Azul | 10 |
 Sebastián González | Atlante | ||
| 8 | Walter Gaitán | UANL | 9 |
| 9 | Jared Borgetti | Sinaloa | 8 |
| Salvador Cabañas | Chiapas |
Source:MedioTiempo
| Quarterfinals | Semifinals | Finals | ||||||||||||||||||
| 3 | Pachuca | 1 | 1 | 2 | ||||||||||||||||
| 6 | Monterrey | 2 | 1 | 3 | ||||||||||||||||
| 6 | Monterrey | 4 | 3 | 7 | ||||||||||||||||
| 7 | Atlante | 2 | 1 | 3 | ||||||||||||||||
| 2 | Toluca | 2 | 3 | 5 | ||||||||||||||||
| 7 | Atlante | 4 | 4 | 8 | ||||||||||||||||
| 6 | Monterrey | 1 | 0 | 1 | ||||||||||||||||
| 9 | UNAM | 2 | 1 | 3 | ||||||||||||||||
| 4 | Atlas | 1 | 3 | 4 | ||||||||||||||||
| 5 | Guadalajara | 0 | 3 | 3 | ||||||||||||||||
| 4 | Atlas | 3 | 1 | 4 | ||||||||||||||||
| 9 | UNAM | 4 | 2 | 6 | ||||||||||||||||
| 1 | Veracruz | 0 | 1 | 1 | ||||||||||||||||
| 9 | UNAM | 3 | 1 | 4 | ||||||||||||||||
Monterrey won 3–2 on aggregate.
| Atlante | 4–2 | Toluca |
|---|---|---|
Rey  33',90'González 39',79' | Report | Cardozo 20' Sánchez 37' |
| Toluca | 3–4 | Atlante |
|---|---|---|
| de la Torre 38' Dueñas 44'Cardozo 59' | Report | Rey 10',66' (pen.),83' Garay 45' |
Atlante won 8–5 on aggregate.
| Atlas | 3–3 | Guadalajara |
|---|---|---|
| Robert 5',23' J. P. García 20' | Report | Medina 66' Sabah 75',90+3' |
Atlas won 4–3 on aggregate.
| Veracruz | 1–1 | UNAM |
|---|---|---|
| Biscayzacú 87' | Report | Alonso 88' |
UNAM won 4–1 on aggregate.
| Monterrey | 3–1 | Atlante |
|---|---|---|
| Franco 23',60' Pérez Núñez 69' | Report | Lash 86' |
Monterrey won 7–3 on aggregate.
| UNAM | 4–3 | Atlas |
|---|---|---|
| Fonseca 10' Botero 12',47'Alonso 83' | Report | J. P. García 33' Osorno 54'Robert 62' (pen.) |
UNAM won 6–4 on aggregate.
UNAM won 3–1 on aggregate.
| Champions |
|---|
| UNAM 5th title |
