Mammern
| Mammern | |
|---|---|
| Location of Mammern | |
| Coordinates: 47°38′N 8°54′E / 47.633°N 8.900°E | |
| Country | Switzerland | 
| Canton | Thurgau | 
| District | Frauenfeld | 
| Area | |
|  • Total | 5.5 km2 (2.1 sq mi) | 
| Elevation | 400 m (1,300 ft) | 
| Population  (31 December 2018) | |
|  • Total | 654 | 
| • Density | 120/km2 (310/sq mi) | 
| Time zone | UTC+01:00 (Central European Time) | 
| • Summer (DST) | UTC+02:00 (Central European Summer Time) | 
| Postal code(s) | 8265 | 
| SFOS number | 4826 | 
| ISO 3166 code | CH-TG | 
| Surrounded by | Eschenz, Herdern, Homburg, Hüttwilen, Öhningen (DE-BW), Steckborn | 
| Website | www SFSO statistics | 
Mammern is a municipality in Frauenfeld District in the canton of Thurgau, Switzerland, on Lake Constance.