Troisdorf is a city in the Rhein-Sieg-Kreis (district), in North Rhine-Westphalia, Germany.

Geography

Troisdorf is located approximately 22 kilometers south of Cologne and 13 kilometers north east of Bonn.

Division of the city

Troisdorf consists of 12 districts (population as of April 2014):
* Troisdorf-Mitte (16,414