Backa HK was one of 82 clubs from Sweden that had teams playing during Partille Cup 2018. They participated with 5 teams in Boys 12, Girls 12, Girls 13 and Girls 14 respectively. The team in Boys 12 made it to the the 1/8 Final in A-Play-off, but lost it against Önnereds HK 1 by 13-14.
In addition to this, Backa HK have participated in Partille Cup before. During Partille Cup 2017, Backa had 5 teams playing in Boys 11, Girls 10, Girls 11 and Girls 13 respectively. The team in Girls 13 made it to the the Semi final in A-Play-off, but lost it against Hörning Håndbold 1 by 5-17.