|Ortsteil of Ketzin|
|Elevation||32 m (105 ft)|
|Time zone||CET/CEST (UTC+1/+2)|
The village was founded in 1161 with the name of Tremene. Still October 26, 2003 it was an autonomous municipality than merged in Ketzin.
Tremmen is situated in the geographical region of Nauener Platte, not too far from the western borders of Berlin and its metropolitan region and by the road linking Wustermark and Brandenburg an der Havel. It lies 6 km from Ketzin, 5 from Wustermark, 15 from Nauen, 20 from Potsdam and circa 30 from Rathenow.
- (in German) Historical infos about Tremmen
Media related to Tremmen at Wikimedia Commons