Data Centers in Kolkata

Kolkata – Gateway to Eastern India

Executive Summary

Kolkata is the primary digital gateway to Eastern India and neighboring countries. The market is ideal for enterprises needing low-latency access to a massive, underserved population across West Bengal, Bangladesh, and Nepal. Deploying in Kolkata ensures superior application performance and a strategic foothold in one of South Asia's next major growth regions.

Kolkata: At A Glance

Network & Connectivity Ecosystem

Carrier Density & Carrier Neutrality: The Kolkata market includes over 6 network providers, as of September 2025, offering a mix of domestic and regional connectivity options. Carrier-neutral facilities provide the necessary interconnection points to build resilient, multi-carrier network architectures.

Direct Cloud On-Ramps: Over 1 direct cloud on-ramp is available, providing dedicated access to 1 cloud region as of September 2025. This enables hybrid cloud deployments with predictable performance and security.

• AWS

Internet Exchange Points (IXPs): The National Internet Exchange of India (NIXI) operates an exchange point in Kolkata. Access to NIXI facilitates efficient local traffic exchange, reducing latency and transit costs for users in Eastern India.

Bare Metal: Bare metal server options are available for workloads requiring dedicated physical hardware. Providers like Hivelocity and Leaseweb offer compute solutions in the Indian market.

Power Analysis

Average Cost Of Power: Industrial power in Kolkata costs approximately $0.07/kWh, as of 2019. This competitive rate helps make high-density colocation and large-scale deployments more economically viable.

Power Grid Reliability: The power grid supporting Kolkata's main commercial areas is suitable for data center operations. Facilities are engineered with significant redundancy, including multiple substations, diverse power feeds, and on-site generators, to guarantee uptime.

Market Access, Business & Tax Climate

Proximity To Key Business Districts: Data centers in Kolkata are positioned to serve the city's central business district and the major IT hub in Salt Lake Sector V. This proximity provides low-latency connectivity for the region's financial, government, and technology sectors.

Regional Market Reach: Kolkata is strategically located to serve not only the 90+ million people in West Bengal but also provides a crucial access point for neighboring countries. It is a key hub for delivering digital services to Bangladesh, Nepal, and Bhutan.

Tax Advantage For Data Centers: While no specific local tax incentives exist for data centers, they operate within India's national framework. The country's focus on digital transformation creates a stable and supportive environment for technology infrastructure investment.

Natural Disaster Risk

Kolkata has a High disaster risk profile, with an INFORM Risk score of 5.5 out of 10, as of September 2025. The region's geography and climate expose infrastructure to several significant natural hazards that require careful facility planning and mitigation.

Key risks include:

• River Flood: Extremely high risk (9.2/10) due to its location on the Hooghly River delta.
• Earthquake: High risk (8.3/10) from seismic activity in the region.
• Tsunami & Coastal Flood: High risk (7.8/10) due to regional proximity to the Bay of Bengal.
• Tropical Cyclone: High risk (7.7/10) from storms forming in the Bay of Bengal.