A total of 10 teams contested the league, including eight sides from the
2011–12 season and two promoted from the
2011–12 Hong Kong Second Division League.
Stadia and locations Note: Table lists in alphabetical order. 1 Renamed Biu Chun Rangers, previously known as Kam Fung. 2 The capacity of
Tseung Kwan O Sports Ground can be increased to 5,000 if the temporary stand is opened. 3 After successfully gaining the right to play in the 2012–13 Hong Kong First Division League on 8 April 2012,
Southern plan to continue using
Aberdeen Sports Ground as their home ground in the
First Division League. 4 The capacity of
Aberdeen Sports Ground is originally 9,000, but only the 4,000-seated main stand is opened for football match. 5 Renamed as Sun Pegasus, previously known as TSW Pegasus. 6 Renamed as Yokohama FC Hong Kong, previously known as Biu Chun Rangers.
Personnel and kits Managerial changes Foreign players The number of foreign players was restricted to six per team. } == League table ==