32 teams contest the league divided into two divisions, Norra and Södra. 22 returning from the 2019 season, three relegated from
Superettan and seven promoted from
Division 2. The champion of each division will qualify directly for promotion to
Superettan, while the two runners-up compete in a play-off against the thirteenth and fourteenth teams from
Superettan to decide who will play in the 2021 Superettan. The bottom three teams in each division will qualify directly for relegation to
Division 2, while the two thirteenth-placed teams play against each other while the top two runners-up from Division 2 play against each other to decide who will play in 2021 Ettan.
Norra Södra ==League tables==