Knurów is a city near Katowice in Silesia, southern Poland. Knurów is an outer city of the Metropolis GZM, a metropolis with a population of tw…Knurów is a city near Katowice in Silesia, southern Poland. Knurów is an outer city of the Metropolis GZM, a metropolis with a population of two million. Knurów is located in the Silesian Highlands, on the Bierawka River, a tributary of the Oder River.