The former state prison is located at Salinenstrasse 4 in Schwäbisch Hall on the eastern bank of the Kocher. It has received the nickname "Kocherhotel" among the population and has had various names during its existence. It was a state prison from 1871 onwards. Since 2011 it has been used as the "House of Education". SOURCE: WIKIPEDIA
The old clever Hallers decided to build the prison. So no barracks were built. Better included criminals than soldiers who free the young women from Hall.