However, its original name was Lipót körút, but the district had been renamed to Szentistvánváros in 1937, also the boulevard became Szent István.

Most of citizens did not support renaming, so the district got back its original name after World War II, but not the boulevard.

It consists of a 35- to 40-metre-wide, about 4.5-kilometre-long road (not counting the bridge and the Buda side) with a tram line in the middle.

4 and 6), a unique type in Budapest, have been replaced by low-floor Siemens Combino Supra vehicles, the longest in Europe (54 m), after July 1, 2006.

[4] Tram stations were elevated and in places widened and modernized, ramps added, the electric cables renovated and some rail sections replaced during the reconstruction, which cost altogether 3.4 billion forints.