Kolbotn IL was one of 87 clubs from Norway that had teams playing during Partille Cup 2018. They participated with two teams in Boys 15. The team in Boys 15 made it to the the 1/16 Final in B-Play-off, but lost it against HSG Nordwest 1 by 11-16.
In addition to this, Kolbotn IL have participated in Partille Cup before. During Partille Cup 2017, Kolbotn had 4 teams playing in Boys 14 and Girls 14 respectively. The team in Girls 14 made it to the the 1/4 Final in B-Play-off, but lost it against Björndal IF by 9-19.