It is located 23.2 kilometres from Gießen station on the Vogelsberg Railway (Vogelsbergbahn), which continues to Fulda.

The Lumda Valley Railway was operated exclusively for regional passenger and freight traffic.

It now houses a travel centre of Verkehrsgesellschaft Oberhessen (Transport Company of Upper Hesse, VGO).

The station is served daily by hourly Regionalbahn services on the Limburg (Lahn)–Weilburg–Wetzlar–Gießen–Alsfeld (Oberhess)–Fulda route.

In the peak, additional Regionalbahn services run on the Gießen–Grünberg–Mücke route, two of which end in Grünberg.

[5] Grünberg station is served by several bus lines that connect the town and the surrounding area.