Facilities available by then included a turntable, a level junction, a goods shed (equipped with a loading track), an entrance building and a watering point.

The branch from Dachau to Markt Indersdorf, which is also known as the Ludwig-Thoma-Bahn (after the author Ludwig Thoma), was opened on 8 July 1912.

The main line from Munich to Dachau was electrified in 1939, but further electrification to Ingolstadt was delayed by the outbreak of World War II and was not completed until 1960.

The S-Bahn line, numbered S2, operates between Petershausen and Munich, with Dachau being an important intermediate station.

At that time, diesel railcars were used, and the railway operated under a separate entity called "Line A".

The platforms are connected by a tunnel to the station building and are equipped with lifts, making them accessible for the disabled.

[5] The station is located in the area of the Münchner Verkehrs- und Tarifverbund Munich Transport and Tariff Association, MVV).

The signals and switches at the station are controlled by a Siemens class 60 (SP Dr S60) track plan push button interlocking.

In addition, there are single Regionalbahn services operated in the peak hours between Munich and Ingolstadt.

Dachau station is served by Munich S-Bahn line S2, which runs between Petershausen or Altomünster to Erding, operated using Class 423 electric multiple units.

Before electrification, the route to Altomünster was operated by diesel multiple units and designated as Line A.