The Metro 3 (Officially: M3) is the longest line of Budapest Metro

Budapest Metro

The Budapest Metro is the rapid transit system in the Hungarian capital Budapest. It is the second-oldest underground metro system in the world after the London Underground. Its iconic Line 1, dating from 1896, was declared a World Heritage Site in 2002.-Lines:The Metro consists of three lines,...

. It connects the northern Újpest

Újpest

Újpest may refer to:*Újpest, a district of Budapest, Hungary.*Újpest FC, a football team based in Újpest....

, and the southern Kőbánya-Kispest

Kobánya-Kispest

Kőbánya-Kispest is the southern terminus of the M3 Line of the Budapest Metro.It is also a railway station and a changing place of several bus lines...

. Daily ridership: 626,179.

History

The first decree for the third line was made in 1963, its construction started in 1970, and its first section was opened in 1976, consisting of six stations. Its southern direction was complemented with five more stations in 1980, and the northern one in 1981, 1984, and 1990 with nine stations, reaching its current length of 20 stations, 17 km, the longest line in Budapest.

M3 runs in a north-south direction (more exactly, from north-northeast to southeast). It has a joint station with M1

Line 1 (Budapest Metro)

The Metro 1 is the oldest line of the Budapest Metro system.Known in Budapest simply as "the underground" , it is the second oldest underground railway in the world , and the first on the European mainland. It was built from 1894 to 1896...

 and M2

Line 2 (Budapest Metro)

The Metro 2 is the second line of Budapest Metro. It connects the western Déli pályaudvar, and the eastern Örs vezér tere. Daily ridership: 451,627.-History:...

 at Deák Ferenc Square

Deák Ferenc square (Budapest)

The Deák Ferenc square , named for Ferenc Deák, is a major intersection and transport junction in Budapest. Károly körút, Bajcsy-Zsilinszky út, Király utca, Deák Ferenc utca, and Harmincad utca converge here. The three lines of the Budapest Metro each have a station under the square, creating the...

, and a future transfer point for the fourth line

Line 4 (Budapest Metro)

The Metro 4 , currently under construction, is the fourth line of Budapest Metro, and is expected to open in 2014 or 2015....

 is under construction at Kálvin tér

Kálvin tér (Budapest Metro)

Kálvin tér is a station on the M3 line of the Budapest Metro. It is located on the borders of District V, District VIII, and District IX, under Kálvin Square. The station is one of the busiest on the line, and is also the deepest.The station has provisions dating from its design to accommodate...

 station.

• 1976: Deák Ferenc Square
  Deák Ferenc tér (Budapest Metro)
  Deák Ferenc tér is the only transfer station for the M1, M2, and M3 lines of the Budapest Metro. It is located under the eponymous city square in central Budapest, the capital city of Hungary....
  
   - Nagyvárad Square
• 1980: Nagyvárad Square - Kőbánya-Kispest
  Kobánya-Kispest
  Kőbánya-Kispest is the southern terminus of the M3 Line of the Budapest Metro.It is also a railway station and a changing place of several bus lines...
  
  
• 1981: Deák Ferenc Square
  Deák Ferenc tér (Budapest Metro)
  Deák Ferenc tér is the only transfer station for the M1, M2, and M3 lines of the Budapest Metro. It is located under the eponymous city square in central Budapest, the capital city of Hungary....
  
   - Lehel Square
• 1984: Lehel Square - Árpád Bridge
  Árpád híd (Budapest Metro)
  Árpád híd is a station on the M3 line of the Budapest Metro. It is located in District XIII under Váci út at its intersection with Róbert Károly körút .The station is a busy transportation hub...
  
  
• 1990: Árpád Bridge
  Árpád híd (Budapest Metro)
  Árpád híd is a station on the M3 line of the Budapest Metro. It is located in District XIII under Váci út at its intersection with Róbert Károly körút .The station is a busy transportation hub...
  
   - Újpest-Központ
  Újpest-Központ
  Újpest-Központ is the northern terminus of the M3 Line of the Budapest Metro. It is located in District IV under the east-west Árpád Road, at its intersection with the north-south István Road....