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Metro rail expansion in South India: Over 250 km new lines coming up across 3 states

Metro Rail Expansion in South India: Currently, about 1,083 km of metro rail network, including RRTS corridors is operational across 25 cities in the country.

The Union Minister also stated that a total of 247.68 km of metro rail network is currently operational across these states.South India Metro Rail Expansion: The Union Minister also stated that a total of 247.68 km of metro rail network is currently operational across these states. (Image: Hyderabad Metro Rail/Website)
Written by: Anish Mondal
3 min readDec 14, 2025 09:10 AM IST First published on: Dec 13, 2025 at 05:16 PM IST

Metro rail network, Metro rail expansion in South India: The metro rail network is witnessing rapid progress. Currently, about 1,083 km of metro rail network, including RRTS corridors is operational across 25 cities in the country. In a statement, the Ministry of Housing and Urban Affairs (MoHUA) said that metro rail projects are capital-intensive and require extensive appraisal under the Metro Rail Policy, 2017.

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The approval of such projects depends on the feasibility of the proposals and the availability of resources, and therefore no specific timeline can be fixed for their sanction, it added.

Metro rail projects in South India

At present, 251.36 km of new metro rail lines are under construction across four southern states – Tamil Nadu, Karnataka and Kerala, Minister of State for Housing and Urban Affairs Tokhan Sahu said in a written reply in the Lok Sabha on December 11. The Union Minister also stated that a total of 247.68 km of metro rail network is currently operational across these states.

Anish Mondal is a journalist with over nine years of experience covering the railways and roadways. ... Read More

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