| Competition: | Serie A de México |
| Season: | 2017-18 |
| Winners: | Apertura: Tepatitlán Clausura Loros UdeC |
| League Topscorer: | Apertura: Joaquín Alonso Hernández (13 goals) Clausura Juan Galindrez (14 goals) |
| Biggest Home Win: | Apertura: Loros UdeC 5–0 Alacranes de Durango (11 November 2017) Clausura Tepatitlán 5–0 Dorados Fuerza UACH (15 April 2018) |
| Biggest Away Win: | Apertura: Inter Playa del Carmen 1–5 Irapuato (3 September 2017) Clausura Deportivo Tepic 0–5 Pacific F.C. (14 April 2018) |
| Highest Scoring: | Apertura: Loros UdeC (44 points) Clausura Loros UdeC Tuxtla F.C. (39 points) |
| Highest Attendance: | Apertura: Gavilanes de Matamoros 2–0 Loros UdeC (20,000) Clausura Reboceros de La Piedad 1–2 Pioneros de Cancún (12,000) |
| Lowest Attendance: | Apertura: Sporting Canamy 0–1 Lobos BUAP (0) Clausura Deportivo Tepic 0–5 Pacific F.C. (0) |
| Attendance: | Apertura: 228,104 Clausura 173,453 |
| Average Attendance: | Apertura: 745 Clausura 567 |
| Prevseason: | 2016–17 |
| Nextseason: | 2018–19 |
| Dates: | 11 August 2017 – 19 May 2018 |
| Extra Information: | Stats are from the regular season only |
The 2017–18 Serie A de México season was split in two tournaments Apertura and Clausura. Serie A is the third-tier football league of Mexico. The season was played between 11 August 2017 and 19 May 2018.
36 teams participated in this season:
| Club | City | Stadium | Capacity | |
|---|---|---|---|---|
| 18,000 | ||||
| Alfredo "Pistache" Torres | 3,000 | |||
| 20,000 | ||||
| 12,271 | ||||
| 22,000 | ||||
| Gavilanes de Matamoros | 22,000 | |||
| Guadalajara | Verde Valle | 800 | ||
| León | Casa Club León | 1,000 | ||
| Loros UdeC | Colima City, Colima | 11,812 | ||
| Monterrey | El Barrial | 570 | ||
| Monarcas Morelia | Morelos practice field | 1,000 | ||
| 23,851 | ||||
| Centenario | 11,134 | |||
| Santos | TSM practice field | 1,000 | ||
| 18,779 | ||||
| Tepatitlán de Morelos | 12,500 | |||
| Tigres UANL | Zuazua Training Center | 800 | ||
| Tijuana | 27,333 |
| Club | City | Stadium | Capacity | |
|---|---|---|---|---|
| 1,000 | ||||
| 7,761 | ||||
| 7,761 | ||||
| 14,800 | ||||
| 7,500 | ||||
| 25,000 | ||||
| 19,283 | ||||
| Universidad del Fútbol | 1,000 | |||
| 17,289 | ||||
| Club Alpha Field 3 | 600 | |||
| 33,070 | ||||
| 7,200 | ||||
| 13,356 | ||||
| 9,000 | ||||
| Instalaciones de Metepec | 1,000 | |||
| Tuxtla | 29,001 | |||
| La Cantera | 2,000 | |||
| CAR Veracruz | 1,000 |
Players sorted first by goals scored, then by last name.
| Rank | Player | Club | Goals | |||
|---|---|---|---|---|---|---|
| align=center rowspan=1 | 1 |  Joaquín Alonso Hernández | Monterrey Premier | align=center rowspan=1 | 13 | |
| align=center rowspan=1 | 2 | Humberto Leonardo Guzmán | Reboceros de La Piedad | align=center rowspan=1 | 12 | |
| align=center rowspan=1 | 3 | Brian Santiago Lara | Cruz Azul Premier | align=center rowspan=1 | 11 | |
| align=center rowspan=1 | 4 | Marco Antonio Granados | Loros UdeC | align=center rowspan=1 | 11 | |
| align=center rowspan=1 | 5 |  Francisco Da Costa | Inter Playa del Carmen | align=center rowspan=1 | 10 |
| Highest attendance | Lowest attendance | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Week | Home | Score | Away | Attendance | Home | Score | Away | Attendance | |
| 1 | Reboceros de La Piedad | 2–0 | Lobos BUAP | 4,500 | Monarcas Morelia | 2–1 | Tigres UANL | 50 | |
| 2 | Gavilanes de Matamoros | 2–0 | Alacranes de Durango | 15,000 | Tigres UANL | 2–0 | Pacific F.C. | 50 | |
| 3 | Reboceros de La Piedad | 1–2 | UNAM | 3,000 | Tecos F.C. | 0–2 | León | 100 | |
| 4 | Gavilanes de Matamoros | 2–0 | Loros UdeC | 20,000 | Tigres UANL | 2–1 | Atlas | 30 | |
| 5 | Reboceros de La Piedad | 2–1 | América | 3,500 | Monarcas Morelia | 3–4 | Dorados Fuerza UACH | 50 | |
| 6 | Gavilanes de Matamoros | 3–0 | León | 9,000 | Tigres UANL | 2–0 | Guadalajara | 50 | |
| 7 | Loros UdeC | 2–0 | Monterrey | 3,000 | Veracruz | 3–1 | UNAM | 50 | |
| 8 | Gavilanes de Matamoros | 3–2 | Monarcas Morelia | 5,500 | Monterrey | 1–1 | Tecos F.C. | 50 | |
| 9 | Gavilanes de Matamoros | 0–1 | Tepatitlán | 6,000 | Monarcas Morelia | 2-0 | Tijuana | 80 | |
| 10 | Tepatitlán | 1–1 | Monarcas Morelia | 3,000 | Tigres UANL | 0–0 | Tecos F.C. | 50 | |
| 11 | Gavilanes de Matamoros | 1–1 | Monterrey | 7,000 | Monarcas Morelia | 1–0 | Guadalajara | 50 | |
| 12 | Reboceros de La Piedad | 3–1 | Pachuca | 4,000 | Sporting Canamy | 2–2 | Inter Playa del Carmen | 50 | |
| 13 | Gavilanes de Matamoros | 0–1 | Tigres UANL | 7,500 | León | 2–0 | Dorados Fuerza UACH | 50 | |
| 14 | Reboceros de La Piedad | 3–1 | Cruz Azul Hidalgo | 5,000 | Sporting Canamy | 0–1 | Lobos BUAP | 0 | |
| 15 | Gavilanes de Matamoros | 2–3 | Dorados Fuerza UACH | 3,500 | Cruz Azul Hidalgo | 1–0 | Pachuca | 50 | |
| 16 | Reboceros de La Piedad | 2–2 | Inter Playa del Carmen | 3,000 | Sporting Canamy | 1–0 | UNAM | 50 | |
| 17 | Gavilanes de Matamoros | 1–0 | Tijuana | 3,500 | Santos Laguna | 1–4 | Tigres UANL | 50 | |
Source:Liga Premier FMF (available in each game report)
The four best teams of each group play two games against each other on a home-and-away basis. The higher seeded teams play on their home field during the second leg. The winner of each match up is determined by aggregate score. In the quarterfinals and semifinals, if the two teams are tied on aggregate the higher seeded team advances. In the final, if the two teams are tied after both legs, the match goes to extra time and, if necessary, a penalty shoot-out.
The first legs was played on 29 and 30 November 2017, and the second legs was played on 2 and 3 December 2017.
The first legs was played on 6 and 7 December 2017, and the second legs was played on 9 and 10 December 2017.
The first leg was played on 13 December 2017, and the second leg was played on 16 December 2017.
Players sorted first by goals scored, then by last name.
| Rank | Player | Club | Goals | ||
|---|---|---|---|---|---|
| align=center rowspan=1 | 1 |  Juan Galíndrez | Tijuana Premier | align=center rowspan=1 | 14 |
| align=center rowspan=4 | 2 | José Pablo Velasco | Necaxa Premier | align=center rowspan=4 | 9 |
| Javier de Jesús Que | Tuxtla F.C. | ||||
| Aldo Monzonis | Loros UdeC | ||||
| Josué de Jesús Bustos | Gavilanes de Matamoros |
| Highest attendance | Lowest attendance | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Week | Home | Score | Away | Attendance | Home | Score | Away | Attendance | |
| 1 | Gavilanes de Matamoros | 2–2 | Guadalajara | 5,000 | Sporting Canamy | 3–1 | América | 30 | |
| 2 | Reboceros de La Piedad | 2–1 | Querétaro | 1,500 | Sporting Canamy | 2–2 | Cruz Azul Premier | 20 | |
| 3 | Gavilanes de Matamoros | 1–1 | Necaxa | 5,555 | Sporting Canamy | 0–4 | Irapuato | 50 | |
| 4 | Tuxtla | 2–0 | Querétaro | 1,500 | Tijuana | 1–1 | Santos Laguna | 48 | |
| 5 | Gavilanes de Matamoros | 0–0 | Tecos | 3,000 | Sporting Canamy | 1–4 | Real Zamora | 50 | |
| 6 | Tuxtla | 4–2 | Puebla | 3,200 | Morelia | 0–0 | Atlético Reynosa | 50 | |
| 7 | Gavilanes de Matamoros | 3–2 | Atlético Reynosa | 6,200 | Monterrey | 1–2 | Loros UdeC | 50 | |
| 8 | Reboceros de La Piedad | 1–2 | Pioneros de Cancún | 12,000 | Inter Playa del Carmen | 3–3 | UNAM | 0 | |
| 9 | Tepatitlán | 3–0 | Gavilanes de Matamoros | 1,300 | Santos Laguna | 1–1 | Tecos | 50 | |
| 10 | Gavilanes de Matamoros | 1–1 | Deportivo Tepic | 1,200 | Guadalajara | 1–1 | Tijuana | 50 | |
| 11 | Reboceros de La Piedad | 2–1 | Irapuato | 1,200 | América | 3–0 | Toluca | 50 | |
| 12 | Atlético Reynosa | 4–0 | Tigres | 4,000 | Toluca | 0–2 | Cruz Azul Premier | 10 | |
| 13 | Reboceros de La Piedad | 3–1 | Tuxtla | 3,500 | Tigres | 0–0 | Gavilanes de Matamoros | 50 | |
| 14 | Loros UdeC | 1–1 | Guadalajara | 2,000 | Querétaro | 3–0 | Cruz Azul Premier | 100 | |
| 15 | Reboceros de La Piedad | 2–0 | Veracruz | 2,500 | Tijuana | 2–3 | León | 33 | |
| 16 | Loros UdeC | 4–0 | Necaxa | 5,000 | Deportivo Tepic | 0–5 | Pacific | 0 | |
| 17 | Reboceros de La Piedad | 2–2 | Toluca | 5,000 | Monarcas Morelia | 0–3 | Loros UdeC | 50 | |
Source:Liga Premier FMF (available in each game report)
The four best teams of each group play two games against each other on a home-and-away basis. The higher seeded teams play on their home field during the second leg. The winner of each match up is determined by aggregate score. In the quarterfinals and semifinals, if the two teams are tied on aggregate the higher seeded team advances. In the final, if the two teams are tied after both legs, the match goes to extra time and, if necessary, a penalty shoot-out.
The first legs was played on 25 and 26 April 2018, and the second legs was played on 28 and 29 April 2018.
The first legs was played on 2 May 2018, and the second legs was played on 5 May 2018.
The first leg was played on 9 May 2018, and the second leg was played on 12 May 2018.
| width=33 | P | width=120 | Team | width=33 | Pts | width=33 | G | width=60 | Pts/G |
|---|---|---|---|---|---|---|---|---|---|
| 1 | align=left | 83 | 34 | ||||||
| 2 | align=left | 73 | 34 | ||||||
| 3 | align=left | 68 | 34 | ||||||
| 4 | align=left | 67 | 34 | ||||||
| 5 | align=left | 64 | 34 | ||||||
| 6 | align=left | 62 | 34 | ||||||
| 7 | align=left | Inter Playa del Carmen | 61 | 34 | |||||
| 8 | align=left | 61 | 34 | ||||||
| 9 | align=left | 55 | 34 | ||||||
| 10 | align=left | 55 | 34 | ||||||
| 11 | align=left | 52 | 34 | ||||||
| 12 | align=left | 51 | 34 | ||||||
| 13 | align=left | 49 | 34 | ||||||
| 14 | align=left | 49 | 34 | ||||||
| 15 | align=left | 48 | 34 | ||||||
| 16 | align=left | 48 | 34 | ||||||
| 17 | align=left | 47 | 34 | ||||||
| 18 | align=left | 47 | 34 | ||||||
| 19 | align=left | 47 | 34 | ||||||
| 20 | align=left | 47 | 34 | ||||||
| 21 | align=left | 46 | 34 | ||||||
| 22 | align=left | 46 | 34 | ||||||
| 23 | align=left | 44 | 33 | ||||||
| 24 | align=left | 45 | 34 | ||||||
| 25 | align=left | 45 | 34 | ||||||
| 26 | align=left | 42 | 33 | ||||||
| 27 | align=left | 41 | 34 | ||||||
| 28 | align=left | 41 | 34 | ||||||
| 29 | align=left | 40 | 34 | ||||||
| 30 | align=left | 40 | 34 | ||||||
| 31 | align=left | 40 | 34 | ||||||
| 32 | align=left | 40 | 34 | ||||||
| 33 | align=left | 37 | 34 | ||||||
| 34 | align=left | 36 | 34 | ||||||
| 35 | align=left | 34 | 34 | ||||||
| 36 | align=left | 24 | 34 |
The Promotion Final is a series of matches played by the champions of the tournaments Apertura and Clausura, the game is played to determine the winning team of the promotion to Ascenso MX. The first leg was played on 16 May 2018, and the second leg was played on 19 May 2018.