In addition to Hisingsbacka FC, 98 other teams from 30 different countries played in Boys 18. They were divided into 24 different groups, whereof Hisingsbacka FC could be found in Group 16 together with TSV Altenholz, Vake-WIT and Stord Fotball. Hisingsbacka FC continued to Play off A after reaching 1:st place in Group 16. In the playoff they made it to 1/16 Final, but lost it against BK Häcken with 0-3. In the Final, BK Häcken won over JFV Hanse Lübeck and became the winner of Play off A in Boys 18. Hisingsbacka FC also participated in Boys 18 during Gothia Cup 2015. They reached the 1/16 Final in B18 Play off A, but lost it against Ale U United with 0-2.