Illkirch-Grafenstaden is a place, that before the Versailles Treaty belonged to German Empire and was situated in the administrative region Erstein.
Illkirch-Grafenstaden was formerly part of the German Empire. In the German Empire, the place was called Illkirch-Grafenstaden (Str.-Illk.-Gr.). The place is now called Illkirch-Graffenstaden and belongs to France.