2017–18 La Liga

The 2017–18 La Liga season, also known as LaLiga Santander for sponsorship reasons, was the 87th La Liga season. The season began on 18 August 2017 and ended on 20 May 2018. The fixtures were released on 21 July 2017.
Real Madrid were the defending champions. Barcelona, won the league title on 29 April 2018 with four matches left. 
Teams.
Promotion and relegation (pre-season).
A total of 20 teams competed in the league: the 17 teams from the 2016–17 season and the 3 promoted teams from the 2016–17 Segunda División. The three promoted teams included the two top teams from the Segunda División and the winners of the play-offs.
League table.
Positions by round.
The table lists the positions of teams after each week of matches. In order to preserve chronological evolvements, any postponed matches are not included in the round at which they were originally scheduled, but added to the full round they were played immediately afterwards. For example, if a match is scheduled for matchday 13, but then postponed and played between days 16 and 17, it will be added to the standings for day 16.
Season statistics.
Zamora Trophy.
The Zamora Trophy is awarded by newspaper "Marca" to the goalkeeper with the lowest goals-to-games ratio. A goalkeeper has to have played at least 28 games of 60 or more minutes to be eligible for the trophy.
Hat-tricks.
4 Player scored 4 goals; (H) – Home ; (A) – Away