The club's rise was interrupted when Alsace came under German control after the Nazi invasion early in World War II.

Like many other clubs in occupied territories, the Schiltigheim side became part of German football competition and played four seasons (1940–44) as Sport-Club Schiltigheim in what was initially called the Gauliga Unterelass (I) – later the Gauliga Elsass – one of several top-flight regional divisions.

Another title in 1993 that advanced the club to the Championnat de France amateur 2 level play where they spent four seasons until being sent down in 1997.

The team then struggled, narrowly missing relegation in 2006 before suffering consecutive demotions in the following two seasons.

[4] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.