GRUNBERG, a town of Prussian Silesia, capital of a cognominal circle in the government of Liegnitz, and 36 miles N.N.W. of Glogau. It is surrounded by walls, and has flourishing manufactures of woollen cloths, printed cottons, and leather. The vine is extensively cultivated in the vicinity. Pop. (1849) including suburbs, 10,587. There is another town of this name in Hesse-Darmstadt, province of Upper Hesse, 14 miles E. of Giessen. Pop. about 2500.