Vejle Boldklub, Esbjerg fB and Vendsyssel FF were promoted to the 2018–19 Danish Superliga.

Brabrand IF and Skive IK were relegated to the 2018–19 Danish 2nd Divisions.

Hvidovre IF and Næstved Boldklub won promotion from the 2017–18 Danish 2nd Divisions.

Note: Flags indicate national team as has been defined under FIFA eligibility rules.

Lyngby won 4–3 on aggregate and promoted to 2019–20 Danish Superliga Hobro won 3–0 on aggregate and stayed in the Danish Superliga