Grey Line (Namma Metro)

Grey Line
Overview
Other name(s)Hosahalli-Kadabagere Line
StatusApproved
OwnerBangalore Metro Rail Corporation Limited (BMRCL)
LocaleBangalore, Karnataka, India
Termini
  • Hosahalli
  • Kadabagere
Connecting linesOperational (1):
Purple Line
Upcoming (1):
Orange Line
Planned (1):
Inner Ring Line
Stations11(Elevated)
Websitebmrc.co.in
Service
TypeMetro
SystemNamma Metro
Depot(s)Magadi Road (TBD)
History
Planned opening2029 (2029)
Technical
Line length42 km (26 mi)
Number of tracks2
CharacterElevated (TBD)
Track gauge1,435 mm (4 ft 8+12 in) standard gauge
Electrification750 V DC third rail
Grey Line Map

Blue Line to Krishnarajapura
or Central Silk Board
Blue Line Kempapura
Blue Line Under construction
Blue Line
Red Line
Hebbala
(Red Line - Proposed)
Blue Line towards KIAL Terminals
Red Line towards Sarjapura
Nagashetty Halli
BEL Circle
Muthyalanagar
Indian Railways Towards
Tumakuru and Yesvantpur Jn
Green Line Peenya
Kanteerava Nagar
Hosahalli
Freedom Fighter's Colony
KHB Layout
Prem Nagar
Kamakshi Palya
Sumanahalli Cross
Anjana Nagar
Nagarbhavi BDA Complex
Sunkadakatte Depot (U/C)
Papireddy Palya
Herohalli
Vinayaka Layout
Byadarahalli
Nagarbhavi Circle
Indian Railways Towards
Kengeri and KSR Bengaluru
Kamath Layout
Mysuru Road
Kadabagere
Dwaraka Nagar
Hosakerehalli
Kamakhya Bus Depot
Kadirenahalli
Jaya Prakash Nagar
JP Nagar 5th Phase
JP Nagar 4th Phase
Pink Line
Under construction
Legend:
Kempapura ⇔ JP Nagar Phase 4 (Corridor-1)
Sri Balagangadharanatha Swamiji Stn., Hosahalli ⇔ Kadabagere (Corridor-2)

The Grey Line or Hosahalli-Kadabagere-Tavarekere-Magadi Line is an upcoming metro line serving Bangalore as part of the Namma Metro network in the city. This metro line will serve the industrial areas, manufacturing units, Engineering and Textile Manufacturing Units on Magadi Road, providing connectivity to the Westren part of the city, thereby improving last-mile connectivity to commercial centres, industrial hubs, educational institutions, and healthcare facilities. The line was approved by the Union Cabinet on August 17, 2024 and is scheduled for completion in 2029.