It connected Sinsheim to national and international roads, with Mannheim, Stuttgart, Frankfurt am Main, Heilbronn, Heidelberg, Ludwigshafen all now within an hour by car.
While traditionally being an agricultural town, the highway made it into a small industrial centre, but it has been hit by recession and international outsourcing in recent years.
The numbers are estimates, census results(¹) or official data of the statistical offices (only primary residences).
With its octagonal tower, dating back to the 13th century, the fortress has sometimes been called the "compass" of the Kraichgau region, and nowadays contains a restaurant.
Construction of the €100 million stadium, which seats 30,164, was funded by Dietmar Hopp, a co-founder and major share holder of software giant SAP and a former player in the youth system of TSG 1899 Hoffenheim.