Sarpsborg 08 Fotballforening, commonly known as Sarpsborg 08 or S08, is a Norwegian professional football club based in Sarpsborg, Østfold. Established on 15 January 2008, the club emerged from the restructuring and merger of local football interests in the Sarpsborg area. Its roots are connected with FK Sparta Sarpsborg, which was registered in 2004 before adopting the Sarpsborg 08 identity in February 2009. The club's traditional colours are blue and white, and it is closely associated with the local community and football culture of southeastern Norway. \n\nSarpsborg 08 plays its home matches at Sarpsborg Stadion, located in the city of Sarpsborg. The stadium serves as the centre of the club's sporting and community activities. The club competes in the Norwegian football league system and has established itself as a regular participant in the country's top-level professional football. Its development from a relatively new organisation into an established top-flight club represents a significant achievement in Norwegian football. \n\nOne of the club's most important sporting achievements came in 2017, when Sarpsborg 08 finished third in the Eliteserien, securing its first qualification for European competition. The following year, the club reached the UEFA Europa League group stage for the first time in its history. Its European campaign included matches against established international opponents and brought considerable recognition to the club. Sarpsborg 08 has also reached the Norwegian Cup final, finishing as runner-up in 2015. \n\nThe organisation operates a wider football structure that includes youth development and women's football alongside its men's senior team. Its sporting department includes age-group coaching, scouting, player development and technical management. The club also works with local football organisations to support the development of young players and strengthen football participation in the region. \n\nSarpsborg 08 is registered as a football association in Norway rather than a conventional limited company. Its official administration is based at Sarpsborg Stadion, with its registered postal address in Sarpsborg. The club's activities include professional football, talent development, community engagement and commercial partnerships. Through its senior teams, youth programmes and local relationships, Sarpsborg 08 represents the city of Sarpsborg in Norwegian football and continues to develop its sporting identity and regional presence.