Mittweida is a town in Saxony, Germany, in the Mittelsachsen district. Mittweida is situated on the river Zschopau, 18 km north of Chemnitz…Mittweida is a town in Saxony, Germany, in the Mittelsachsen district. Mittweida is situated on the river Zschopau, 18 km north of Chemnitz, and 54 km west of Dresden. Embedded within the steep hills and valleys of the river and two smaller creeks, the town is green and picturesque.