Source: Ekstraklasa, 90minut Rules for classification: 1) Points; 2) Head-to-head points; 3) Head-to-head goal difference; 4) Head-to-head goals scored; 5) Head-to-head away goals scored (only if two teams); 6) Goal difference; 7) Goals scored; 8) Fairplay ranking; 9) Draw. (Note: Head-to-head record is used only after all the matches between the teams in question have been played.)[4] Notes:
^Górnik Zabrze were punished after the 26th round with a deduction of three points because of stadium destruction by the fans.[1]The appeal against the penalty has been accepted on 22 March 2018.[2]
Source: Ekstraklasa, 90minut Rules for classification: 1) Points; 2) Points in regular season; 3) Head-to-head points in regular season; 4) Head-to-head goal difference in regular season; 5) Head-to-head goals scored in regular season; 5) Head-to-head away goals scored in regular season (if only two teams); 7) Goal difference; 8) Goals scored; 9) Fairplay ranking; 10) Play-off (only if needed to decide champion, teams for relegation or teams for UEFA competitions).[5] (C) Champions
Source: Ekstraklasa, 90minut Rules for classification: 1) Points; 2) Points in regular season; 3) Head-to-head points in regular season; 4) Head-to-head goal difference in regular season; 5) Head-to-head goals scored in regular season; 5) Head-to-head away goals scored in regular season (if only two teams); 7) Goal difference; 8) Goals scored; 9) Fairplay ranking; 10) Play-off (only if needed to decide champion, teams for relegation or teams for UEFA competitions).[6] (R) Relegated
^Stomil was punished with a deduction of one point for infringement of the licensing regulations.[7]
^Ruch Chorzów was punished with a deduction of six points for infringement of the licensing regulations (five points before start of the league and six points during the season. The second punishment was reduced to one point).[8][7][9]