Strömstad HK was one of 96 clubs from Sweden that had teams playing during Partille Cup 2013. They participated with one team in Girls 15. In addition to Strömstad HK, 107 other teams from 14 different countries played in Girls 15. They were divided into 18 different groups, whereof Strömstad HK could be found in Group 6 together with Grotta, Stjördals/Blink IL 2, IL Jardar, Stockholmspolisens IF and Kolding IF. Strömstad HK continued to A-Play-off after reaching 1:st place in Group 6. In the playoff they made it to 1/4 Final, but lost it against Skogås HK with 17-20. In the Final, Hellerup IK 1 won over Skogås HK and became the winner of A-Play-off in Girls 15. Strömstad comes from Strömstad which lies approximately 140 km from Göteborg, where Partille Cup takes place. Other than Strömstad HK, the club Tveter HK does also originate from the area around Strömstad.