The new line replaced the Bavarian Maximilian's Railway between Munich and Rosenheim and made the detour via Holzkirchen and the Mangfall valley unnecessary.

This was followed by the opening of another branch line to Ebersberg on 6 November 1899, which was extended to Wasserburg on 1 October 1903.

Platform track 1 is located next to the station building and is served by the S-Bahn to Munich.

Platform lengths and heights are as follows:[6] Grafing station is served every hour by a Regional-Express service (RE5) between Munich and Salzburg operated by the Bayerische Oberlandbahn with Flirt 3 EMUs.

Regionalbahn services (RB48) operated by SüdostBayernBahn with class 628 run hourly between Grafing and Wasserburg.

In addition, Munich S-Bahn S4 and S6 service are operated with class 423 EMUs at 20-minute intervals in the peak.