As of now, Agra Metro in Uttar Pradesh is the shortest operational metro rail network in India, with active route length of approximately 5.2 km. It was inaugurated recently in March 2024.
2nd one is Jaipur Metro in Rajasthan, which is operational approximately 11.97 km and get power supply via Overhead line Cable AC current.
3rd smaller metro network is the Gurugram Metro in Haryana which is around 12.85 km operational, which is a part of Delhi Metro Rail Limited.
Kanpur Metro which is operational around 16 km,
Kochi Metro in Kerala. South India's Shorter metro rail network which is around 28 km and also, the Kochi metro project is the India's first metro system in the country which connects rail, road and water transport facilities.
Several Metro Route have proposal, extending the line or under construction, planned. When compared to Tier 1 metro cities like Delhi, Mumbai, Kolkata, Hyderabad, Bangalore and Chennai, these Tier 2 cities may have smaller in size metro connectivity but not huge network connectivity.
However, it lacks extensive network connectivity due to limited urban expansion and restricted city coverage.