Aalen is a ceety in the German state o Baden-Württemberg, aboot 70 kilometre (43 mi) east o Stuttgart an 48 kilometre (30 mi) north o Ulm. It is the seat o the Ostalbkreis destrict, an its lairgest ceety, as well as the lairgest ceety athin the Ostwürttemberg region. In spatial plannin, Aalen is designatit a Mittelzentrum. Syne 1 Aprile 1956, Aalen haes the status o Große Kreisstadt.