In addition to Partille IF, 224 other teams from 35 different countries played in Boys 15. They were divided into 55 different groups, whereof Partille IF could be found in Group 8 together with Mörbylånga GoIF, Skanör-Falsterbo IF Vit and SSC Hagen Ahrensburg. Partille IF continued to Play off A after reaching 1:st place in Group 8. In the playoff they made it to 1/16 Final, but lost it against Staffanstorps GIF 1 with 1-5. In the Final, ASIOP Apacinti won over IF Elfsborg and became the winner of Play off A in Boys 15. Partille IF also participated in Boys 14 during Gothia Cup 2015. They reached the 1/32 Final in B14 Play off B, but lost it against SV Garsten with 1-2.