Krishnarajapura is an important elevated metro station on the East-West corridor of the Purple Line as well as the South-North corridor of the upcoming Blue Line of Namma Metro in Bengaluru, India. This will be an upcoming interchange metro station after Nadaprabhu Kempegowda Stn., Majestic having interchange with Purple and Green Lines. Around this station, holds the main KR Puram Railway station followed by some locations like KR Pura Hanging Bridge leading towards Hoskote, Tin Factory, ITI General Hospital and many more. This station under Blue Line is planned to be operational around the year 2026 (TBC).

The Purple Line is a part of the Namma Metro rail system for the city of Bengaluru, Karnataka, India. As of 2023, the line is 43.49 km (27.02 mi) long and spans 37 stations from Challaghatta in the southwest to Whitefield (Kadugodi) to the east. The Purple Line is mostly elevated, with 31 elevated stations, 5 underground stations and 1 at-grade station. The Line passes through many prime activity centers of the city including Whitefield, Krishnarajapura, MG Road, Vidhana Soudha and Majestic station, which is an interchange station between Purple and Green Lines. Phase I of the Purple Line was the first underground metro section in South India.