Serie A de México

Liga Premier Serie A is a professional association football league in Mexico, part of the Liga Premier as the major subdivision in the third level of the Mexican football league system. Formerly named Liga Premier de Ascenso, it was created for clubs with the best infraestructure to compete for promotion to Liga de Expansión MX. The Serie A has 41 participating clubs, divided into three groups by geographic location, the champions are decided by a final knockout phase. The winners of Serie A are crowned as the Liga Premier champions.

History

The Serie A was created in the second half of 2008, with the participation and approval of the owners of the clubs of the Second and Third Division. The clubs that can participate are those with the best economic and sporting infraestructure in the Liga Premier, in order to aspire for promotion to Liga de Expansión MX.
As of the 2025–26 Season, Celaya, Correcaminos UAT, Mineros de Zacatecas and UdeG all from Liga de Expansión MX, and Pachuca from Liga MX will join the Liga Premier to give young players professional experience. However, only Celaya, Correcaminos UAT and UdeG will have a reserve team, while Pachuca and Mineros de Zacatecas will have an associated team that will have its own identity.

Participating clubs

The 2025–26 Serie A de México season has the following 41 participating clubs.

Group 1

Club

Manager

City

Stadium

Capacity

Affiliate

Autlán

Group 2

Club

Manager

City

Stadium

Capacity

Affiliate

Atlético Hidalgo

Group 3

Club

Manager

City

Stadium

Capacity

Affiliate

Cañoneros

Offseason changes

On May 3, 2025 Santiago was promoted from Serie B to Serie A.
On May 31, 2025 Héroes de Zaci was promoted from Liga TDP to Serie A.
On June 1, 2025 Guerreros de Autlán was promoted from Liga TDP to Serie A.
On June 12, 2025 Faraones de Texcoco went on hiatus due to financial and institutional problems.
On June 19, 2025 Irapuato was promoted to Liga de Expansión MX as a guest team.
On June 27, 2025 Cordobés was promoted to Serie A from Serie B as an expansion team.
On June 27, 2025 Calor returned to Serie A after a one year stay at Serie B, however to be able to participate in Serie A, the team was relocated to Reynosa.
On June 27, 2025 Chapulineros de Oaxaca rejoined the league as an expansion team, previously they played at the Liga de Balompié Mexicano.
On June 27, 2025 Celaya joined the league as expansion team, however, the team will not be eligible for promotion because it was founded as a reserves squad of the Liga de Expansión team.
On June 27, 2025 Agricultores de Guasave was renamed Ensenada F.C.
On June 27, 2025 Atlético Pachuca was promoted to Serie A from Serie B as an expansion team, however, the team was renamed Atlético Hidalgo.
On June 27, 2025 Mexicali was relocated to Toluca and renamed Dragones Toluca.
On June 27, 2025 Lobos ULMX became an independent team, they acted as a Celaya reserves team between 2021 and 2025.
On June 27, 2025 Acatlán F.C. returned to Zapotlanejo after being forced to play in Arandas during the previous tournament due to damage to their original stadium. On July 31 they were renamed ACF Zapotlanejo.
On July 16, 2025 Aguacateros de Peribán went on hiatus because the team's management prefers to wait until the completion of its new stadium to avoid problems with the approval of its field as occurred at the end of the previous season.
On July 28, 2025 Cordobés was relocated from Huixquilucan to Cuautitlán.
On July 31, 2025 Petroleros de Salamanca went on hiatus due to financial problems.
On July 31, 2025 Aguacateros CDU returned to Serie B due to administrative decisions of the club.
On July 31, 2025 Cañoneros and Ciervos were promoted to Serie A as expansion teams.
On July 31, 2025 Halcones was relocated from Querétaro City to Uruapan.