Metropolis GZM
| Metropolis GZM | |
|---|---|
| Metropolitan association | |
| 
 | |
| Location on the map of Poland | |
| Country | Poland | 
| Voivodeship | Silesian | 
| Government | |
| • Body | Management Board of Metropolis GZM | 
| • Chair of the Management Board | Kazimierz Karolczak | 
| • Chair of the Assembly | Marcin Krupa | 
| Area | |
|  • Total | 2,554 km2 (986 sq mi) | 
| Population  (2023) | |
|  • Total | 2,128,034 | 
| • Density | 830/km2 (2,200/sq mi) | 
| GDP | |
| • Total | €44.570 billion (2021) | 
| • Per capita | €20,800 (2021) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Area code | +48 32 | 
| Website | metropoliagzm | 
The Metropolis GZM (Polish: Metropolia GZM, formally in Polish Górnośląsko-Zagłębiowska Metropolia (Upper Silesian-Dąbrowa Basin Metropolis)) is a metropolitan association (Polish: związek metropolitalny) composed of 41 contiguous gminas, with a total population of over 2 million, covering most of the Katowice metropolitan area in the Silesian Voivodeship of Poland. The seat of metropolitan administration is Katowice, the largest member city and the voivodeship capital.