 It is the second most profitable station under Southern Railway after Chennai Central railway station.The building of the railway station is one of the landmarks of Thiruvananthapuram.Thiruvananthapuram Central is also a terminating point for the proposed Chennai - Bengaluru - Thiruvananthapuram High Speed Rail (HSR) corridor and the starting point of proposed Thiruvananthapuram - Mangaluru High Speed Rail corridor.