Mikołów is a town in Silesia, in southern Poland, near the city of Katowice. Outer town of the Metropolis GZM, a metropolis with a population of over 2 million, and is within a greater Upper Silesian-Moravian metropolitan area populated by about 5,294,000 people. The population of the town is 40,898 (2019). Located in the Silesian Highlands, on the Jamna stream, a tributary of the Kłodnica River and indirectly the Oder.

The Metropolis GZM is a metropolitan unit composed of 41 contiguous municipalities in the Silesian Voivodeship of Poland. The seat of the metropolitan council is Katowice, the largest city of the region and the voivodeship capital. With a population of over 2 million, the core of the Metropolis GZM is one of the largest urban areas in the European Union. The area of the metropolis largely coincides with the metropolitan area of the Katowice urban area, which is a part of the wider polycentric transnational Upper Silesian-Moravian metropolitan area, the latter with a population of 5–5.3 million people.