Metro facts and records in India

India's metro network is the third largest in the world by length in service.

Source: Press Information Bureau, Government of India · checked 29 Oct 2026

India's metro network passed 1,000 km in 2025. By the end of that year about 1,090 km was running in 26 cities.

Source: Press Information Bureau, Government of India · checked 29 Oct 2026

The Aqua Line is Mumbai's first fully underground metro line: 33.5 km from Cuffe Parade to Aarey JVLR, with 27 stations.

Aqua Line (Line 3) · Source: Prime Minister's Office, Government of India · checked 29 Oct 2026

India's first passenger train ran between Bombay (now Mumbai) and Thane on 16 April 1853, a journey of about 34 km.

Central line · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Kolkata's Blue Line was India's first metro: commercial service began on 24 October 1984 on a 3.4 km stretch from Esplanade to Bhowanipore, now Netaji Bhavan.

Blue Line (Line 1) · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Kolkata's Green Line has India's first metro tunnel under a river: the stretch beneath the Hooghly is 520 metres long and was built in 66 days.

Green Line (Line 2) · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Delhi Metro's Red Line was the first to run on India's own Automatic Train Supervision system, built by DMRC with Bharat Electronics.

Red Line (Line 1) · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

India's first driverless train operations began on Delhi Metro's Magenta Line on 28 December 2020, between Janakpuri West and Botanical Garden.

Magenta Line (Line 8) · Source: Prime Minister's Office, Government of India · checked 29 Oct 2026

Namo Bharat is India's first Regional Rapid Transit System, with trains designed for 180 km/h.

Delhi–Meerut Namo Bharat · Source: Prime Minister's Office, Government of India · checked 29 Oct 2026

Namo Bharat's signalling was the world's first to combine ETCS Level 2 with a hybrid Level 3 system over an LTE radio network.

Delhi–Meerut Namo Bharat · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Hyderabad Metro Rail is the world's largest metro project built as a public-private partnership, according to its operator, L&T Metro Rail.

Hyderabad · Source: L&T Metro Rail (Hyderabad) Limited · checked 29 Oct 2026

About 32 km of Ahmedabad Metro's Phase 1 opened together on 30 September 2022, which the Prime Minister called the first time an Indian metro had opened that much in one go.

Ahmedabad · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Kochi was the first Indian city to launch a Water Metro.

Kochi · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Jaipur Metro was the first in India to run on a double-storey elevated structure that carries both a road and the metro track.

Pink Line · Source: Transport Department, Government of Rajasthan · checked 29 Oct 2026

Nagpur holds the Guinness World Record for the longest double-decker metro viaduct: about 5.6 km along Kamptee Road, built by Maha Metro and recognised on 2 September 2025.

Nagpur · Source: Guinness World Records · checked 29 Oct 2026

Kanpur Metro's elevated stations were the first in India to use double T-girders for their concourses.

Orange Line · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Meerut Metro runs on the same infrastructure as the Namo Bharat trains, a first of its kind in India.

Meerut Metro Line · Source: Prime Minister's Office, Government of India · checked 29 Oct 2026

The Aqua Line is Mumbai's first fully underground metro line: 33.5 km from Cuffe Parade to Aarey JVLR, with 27 stations.

Aqua Line (Line 3) · Source: Prime Minister's Office, Government of India · checked 29 Oct 2026

India's first passenger train ran between Bombay (now Mumbai) and Thane on 16 April 1853, a journey of about 34 km.

Central line · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Kolkata's Blue Line was India's first metro: commercial service began on 24 October 1984 on a 3.4 km stretch from Esplanade to Bhowanipore, now Netaji Bhavan.

Blue Line (Line 1) · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Kolkata's Green Line has India's first metro tunnel under a river: the stretch beneath the Hooghly is 520 metres long and was built in 66 days.

Green Line (Line 2) · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Howrah Metro Station's platforms are about 30 metres below ground, on the stretch that crosses under the Hooghly to Esplanade.

Howrah Metro Station · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Delhi Metro's Red Line was the first to run on India's own Automatic Train Supervision system, built by DMRC with Bharat Electronics.

Red Line (Line 1) · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

India's first driverless train operations began on Delhi Metro's Magenta Line on 28 December 2020, between Janakpuri West and Botanical Garden.

Magenta Line (Line 8) · Source: Prime Minister's Office, Government of India · checked 29 Oct 2026

Namo Bharat is India's first Regional Rapid Transit System, with trains designed for 180 km/h.

Delhi–Meerut Namo Bharat · Source: Prime Minister's Office, Government of India · checked 29 Oct 2026

Namo Bharat's signalling was the world's first to combine ETCS Level 2 with a hybrid Level 3 system over an LTE radio network.

Delhi–Meerut Namo Bharat · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

About 55% of Chennai Metro's Phase 1 network is underground.

Chennai · Source: Chennai Metro Rail Limited · checked 29 Oct 2026

Chennai Metro's first underground stretch ran from Thirumangalam to Nehru Park.

Green Line · Source: Chennai Metro Rail Limited · checked 29 Oct 2026

Hyderabad Metro Rail is the world's largest metro project built as a public-private partnership, according to its operator, L&T Metro Rail.

Hyderabad · Source: L&T Metro Rail (Hyderabad) Limited · checked 29 Oct 2026

About 32 km of Ahmedabad Metro's Phase 1 opened together on 30 September 2022, which the Prime Minister called the first time an Indian metro had opened that much in one go.

Ahmedabad · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Kochi was the first Indian city to launch a Water Metro.

Kochi · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Jaipur Metro was the first in India to run on a double-storey elevated structure that carries both a road and the metro track.

Pink Line · Source: Transport Department, Government of Rajasthan · checked 29 Oct 2026

Jaipur Metro's stretch from Chandpole to Badi Chaupar runs underground for about 2.4 km.

Pink Line · Source: Transport Department, Government of Rajasthan · checked 29 Oct 2026

Nagpur holds the Guinness World Record for the longest double-decker metro viaduct: about 5.6 km along Kamptee Road, built by Maha Metro and recognised on 2 September 2025.

Nagpur · Source: Guinness World Records · checked 29 Oct 2026

Kanpur Metro's elevated stations were the first in India to use double T-girders for their concourses.

Orange Line · Source: Press Information Bureau, Government of India · checked 29 Oct 2026

Meerut Metro runs on the same infrastructure as the Namo Bharat trains, a first of its kind in India.

Meerut Metro Line · Source: Prime Minister's Office, Government of India · checked 29 Oct 2026