First Underground Metro In India

Last Updated: Feb 26, 2026, 17:30 IST

Which was the first underground metro in India? Discover why Kolkata Metro holds this distinction, its launch history, engineering significance and learn which city has the largest metro network in India in this article.

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Urban metro rail systems play a crucial role in modern city transportation by reducing congestion and improving mobility. India’s first underground metro marked a major milestone in public transport infrastructure and engineering capability, paving the way for large metro networks across the country.

India’s First Underground Metro

Kolkata Metro is the first underground metro system in India. The metro began operations in 1984, introducing underground rapid transit technology to the country. It represented a major advancement in urban transport planning and engineering capability in India and set the foundation for metro rail expansion nationwide.

Where Is India’s First Underground Metro Located?

The Kolkata Metro operates in Kolkata, the capital of West Bengal. The initial underground stretch was developed to ease severe traffic congestion in densely populated parts of the city and to provide efficient mass transit in a challenging urban environment.

delhi metro

Why Is Kolkata Metro Historically Significant?

The project pioneered underground metro construction in India. It introduced modern tunnelling methods, electric rapid transit systems, and organised urban rail planning. Its successful implementation demonstrated that metro rail systems could function effectively in Indian metropolitan conditions.

Engineering and Infrastructure Features

The metro system includes underground tunnels, electric-powered trains, and specially designed stations. Construction involved complex engineering due to soft alluvial soil and high groundwater levels. These challenges made the project one of India’s earliest large-scale urban engineering achievements.

Impact on Urban Transport Development

Kolkata Metro transformed public transport by providing faster and more reliable mobility. It significantly reduced travel time across key city routes and served as a model for metro rail development in other Indian cities.

Largest Metro Network in India

Delhi Metro operates the largest metro network in India by route length. The system spans multiple lines across the National Capital Region and represents the most extensive urban rapid transit infrastructure in the country. Its large-scale network demonstrates how metro rail systems evolved after the pioneering success of Kolkata Metro.

delhi metro (1)

Interesting Facts About India’s First Underground Metro

Historic Beginning
The first section of Kolkata Metro opened in 1984, marking the start of underground metro transport in India.

Pioneer of Metro Rail
Kolkata became the first Indian city to implement a metro rail system, setting a precedent for modern urban transport.

Engineering Milestone
The project required advanced tunnelling techniques for its time and overcame major geological challenges.

Urban Mobility Transformation
The metro improved commuting efficiency and reduced surface traffic pressure in dense city zones.

Foundation for National Expansion
The success of Kolkata Metro encouraged the development of metro systems across India’s major metropolitan cities.

Read more: Where Is the World’s Highest Post Office Located?

Kolkata Metro is the first underground metro in India and a landmark achievement in the country’s urban transport history. Keep reading for more such topics.

Jasreet Kaur
Jasreet Kaur

Sub Editor

Jasreet Kaur is a journalist with 3+ years of experience. Driven and committed, she writes on Trending News, covering both National and International topics. She has previously worked with Zee News as a content writer.  Fueled by a desire to see positive growth in organizations, society, and the world.

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