2017–18 Segunda División

Previously named Liga Adelante, the competition was renamed LaLiga 1|2|3 ahead of the 2016–17 season, as a result of a three-year sponsorship agreement between the Liga de Fútbol Profesional and the banking group Banco Santander.

[1] The table lists the positions of teams after each week of matches.

In order to preserve chronological evolvements, any postponed matches are not included to the round at which they were originally scheduled, but added to the full round they were played immediately afterwards.

The Zamora Trophy was awarded by newspaper Marca to the goalkeeper with the least goals-to-games ratio.

Keepers had to play at least 28 games of 60 or more minutes to be eligible for the trophy.