Idrettsforeningen Borg is a Norwegian multi-sports club from Borgestad, Skien. The club has sections for association football, team handball and gymnastics.

The club was founded as Idrætsforeningen Borg on 29 May 1914, then in Gjerpen Municipality."Borg feiret 100 år", Varden 28 May 2014 The team colours are brown and white.

The men's football team played on the first tier in Norway around World War II, starting in the 1937–38 League of Norway. Finishing third in their group behind Odd and Urædd,Norgesserien 1937/38, RSSSF the team escaped relegation by 2 points (one victory) in 1938–39,Norgesserien 1938/39, RSSSF before finding themselves in last place in 1939–40 League of Norway with only losses.Norgesserien 1939/40, RSSSF However, the league was abandoned because of World War II, and did not resume until 1947. In the 1947–48 League of Norway, then, Borg got a new chance to survive on the first tier, but did not, as they finished second to last.Norgesserien 1947/48, RSSSF In the 1948–49 season, the team won its group on the second tier. It reached the playoff for promotion to the first tier, but did not advance.First division 1948/49, RSSSF

The men's football team currently plays in the Fifth Division, the sixth tier of football in Norway, having won their Sixth Division group in 2025."Slik endte årets 6. divisjon", Telemark Fotball

References

Official site