Contested by 16 clubs, it operates on a system of promotion and relegation with Allsvenskan and Division 1.
During the course of a season (starting in April and ending in October) each club plays the other twice, once at their home stadium and once at that of their opponents, for a total of 30 games.
The Swiss corporation Kentaro has owned the TV rights for Superettan since 2006.
[7] The highest attendance ever recorded at a Superettan match is 31,074 (Hammarby vs Ljungskile in 2014).
[8] The league's best season attendance-wise was 2014 when Hammarby's average attendance reached a level that was extraordinary for Superettan.