Rathaus station is a Hamburg U-Bahn metro station located at Rathausmarkt in the Altstadt of Hamburg, Germany. The station first opened in 1912 and is named by the Hamburg Rathaus.ServiceRathaus is served by Hamburg U-Bahn line U3; departures are every 5 minutes. A pedestrian underpass connects Rathaus station with Jungfernstieg station, one of Hamburg's busiest rapid transit hubs.