Bad Köstritz
| Bad Köstritz   | |
|---|---|
| Palace | |
| Location of Bad Köstritz   within Greiz   district | |
| Coordinates: 50°55′50″N 12°0′35″E / 50.93056°N 12.00972°E | |
| Country | Germany | 
| State | Thuringia | 
| District | Greiz | 
| Government | |
| • Mayor (2021–27) | Oliver Voigt (FW) | 
| Area | |
|  • Total | 20.34 km2 (7.85 sq mi) | 
| Elevation | 203 m (666 ft) | 
| Population  (2024-12-31) | |
|  • Total | 3,651 | 
| • Density | 180/km2 (460/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal codes | 07586 | 
| Dialling codes | 036605 | 
| Vehicle registration | GRZ | 
| Website | www.stadt-bad-koestritz.de | 
Bad Köstritz (German pronunciation: [baːt ˈkœstʁɪts] ⓘ) is a town in the district of Greiz, in Thuringia, Germany. It is situated on the White Elster river, 7 km northwest of Gera. Bad Köstritz is known for the Köstritzer brewery and its Schwarzbier (black beer).