The 2018–19 Segona Divisió, also known as Lliga Segona Divisió Sènior,[1] was the 20th season of second-tier football in Andorra. The season began on 15 September 2018 and ended on 19 May 2019.[2]
After winning the league in the previous season, Ordino were promoted to the 2018–19 Primera Divisió.[3]
Eleven clubs competed for the league title. The clubs played each other twice for a total of 18 matches for each club. The three "B" teams could not be promoted.[4] Six clubs then advanced to a play-off to determine which would earn promotion.