This metro station will consist of the main Bengaluru Cantonment railway station for passengers heading towards the city (KSR Bengaluru), Kengeri, Krishnarajapuram, Hosur or Bangarapet Junction.

It will also include many prime locations such as the main Coles Park, Karnataka Badminton Association, St. Mary's Basilica and residential suburban areas like Fraser Town, Shivajinagar and Richards Town.

As per the latest updates, this metro station, under the second phase, covering the total underground distance of 13.8 km (Dairy Circle - Nagawara) is expected to be operational around December 2026.

[2][3][4][5][6][7] In June 2017, Bangalore Metro Rail Corporation Limited (BMRCL) sought bids for constructing the Cantonment Railway Station metro station along the 2.88 km Shivaji Nagar - Shadi Mahal Ramp stretch of the 21.25 km Pink Line of Namma Metro.

In November 2019, Larsen & Toubro (L&T) emerged as the lowest bidders for this stretch which aligned closely with the original estimate, thus leading to successful award for this company.