Since 1929, Annen has been a part of the City of Witten (since 1946 North Rhine-Westphalia, Germany).
Before the incorporation with Witten in 1929, Annen was part of the administrative district Landkreis Hoerde.
Today, Annen has about 19,000 inhabitants and is the biggest of all boroughs of Witten.
At the weekend it is also served by night bus line NE 18.
This Ennepe-Ruhr-Kreis location article is a stub.