Butzbach is a town in the Wetteraukreis district in Hessen, Germany. It is located approximately 16 km south of Gießen and 35 km north of Frankfurt am Main. In 2007, the town hosted the 47th Hessentag state festival from 1 to 10 June. The "Landgrafenschloss", used by the United States Army until 1990, is now utilized by the city council.