In addition to Eskilstuna United DFF, 111 other teams from 11 different countries played in Girls 15. They were divided into 28 different groups, whereof Eskilstuna United DFF could be found in Group 11 together with NSA, Eskilsminne IF and NorrHam. Eskilstuna United DFF continued to Play off A after reaching 1:st place in Group 11. In the playoff they made it to 1/4 Final, but lost it against IF Böljan with 2-4. In the Final, Kvarnsvedens IK won over Boo FF and became the winner of Play off A in Girls 15. Eskilstuna United DFF also participated in Girls 14 during Gothia Cup 2012. They reached the 1/8 Final in G14 Slutspel B, but lost it against Tölö IF with 0-4.