The season featured 13 teams from the 2014–15 campaign, three new teams relegated from the 2014–15 First Division League: Al-Safa, Abha and Hetten, and four new teams promoted from the 2014–15 Saudi Third Division: Al Jabalain as champion and group A winner, Al-Qaisumah as runner-up and group B winner, Al-Washm as group B runner-up and Al-Qala as group A runner-up.
[1] Al-Qaisumah won the league title after beating Al-Adalh 2–1 on aggregate in the final, both teams promoted to the 2016–17 Saudi First Division, also Wej promoted after defeating Al-Badaya 1–0 on aggregate in the third place play-off.
[2] Al-Badaya, who finished 2nd in group B faced Wej the 2nd of group A for a two-legged play-off to decide the third promotion team with Al-Adalh and Al-Qaisumah.
Wej won 1–0 on aggregate and were promoted to the 2016–17 Saudi First Division.
The winners of each group played two-legged matches to decide champions of the 2015–16 Saudi Second Division.