Indian military infrastructure
India's military infrastructure is not a single type of base network. It spans army military stations, air force stations and air bases, naval bases, missile and air-defence facilities, radar and early-warning sites, strategic communications, space and satellite facilities, and island and maritime surveillance infrastructure.
These installations support India's territorial defence, air and maritime security, strategic deterrence, and military readiness across the country. Their roles vary according to geography and service, from protecting India's borders and approaches to supporting naval operations and long-range surveillance.
Army — Land Defence
The Indian Army forms the core of India's territorial defence, with its major formations positioned according to the country's principal land borders and the different environments in which they may have to operate. Along the Pakistan frontier, the Army maintains conventional infantry, armoured and artillery forces designed for deterrence, border defence and rapid mobilisation in the event of a major conflict. Along the Himalayan frontier with China, the emphasis shifts toward high-altitude deployments, mountain warfare, border surveillance and the ability to reinforce isolated positions and respond quickly to developments along the Line of Actual Control.
This geographic focus extends from Ladakh in the northwest through the Himalayan states and into Northeast India, where difficult terrain, high elevations and long distances place particular demands on logistics and troop mobility. In Rajasthan and Punjab, military infrastructure supports India's conventional land-warfare capability along the western frontier, including mechanised formations, artillery and forces maintained for rapid reinforcement. Across these different regions, the Army's installations provide the infrastructure needed to station, train, supply and deploy forces while maintaining a continuous military presence along India's most strategically important land approaches.
3. Navy — Maritime Security and Power Projection
The Indian Navy is organised around India's position at the centre of the Indian Ocean and maintains naval infrastructure across the country's western, eastern and southern maritime approaches. Its bases support fleet operations, maritime surveillance, logistics, training and the deployment of warships and aircraft across a region stretching from the Arabian Sea and Persian Gulf to the Bay of Bengal and the wider Indian Ocean.
The Western Naval Command, headquartered at Mumbai, is responsible for India's western maritime approaches, including the Arabian Sea and the sea lanes leading toward Pakistan and the Persian Gulf. The Eastern Naval Command, based at Visakhapatnam, focuses on the Bay of Bengal and India's eastern maritime approaches, providing access toward Southeast Asia while supporting operations across the eastern Indian Ocean. The Southern Naval Command, headquartered at Kochi, serves primarily as the Navy's training command while also contributing to maritime readiness in the southern approaches.
India's island territories add another important dimension to this network. The Andaman and Nicobar Command provides a permanent tri-service presence in the eastern Indian Ocean and places Indian forces close to the approaches to the Malacca Strait, one of the world's most important maritime trade routes. From these positions, India can monitor and respond to activity across its surrounding seas while supporting wider maritime-security operations.
Together, these naval installations allow India to maintain a sustained presence across the Indian Ocean, protect its maritime approaches and sea lines of communication, and deploy naval forces toward areas of strategic importance. India's naval infrastructure therefore serves not only coastal defence but also longer-range maritime operations and the country's broader role as a major security provider in the Indian Ocean region.
4. Strategic Surveillance
India's strategic surveillance infrastructure provides the information needed to detect, identify and monitor activity across its land borders, surrounding seas and wider region. Coastal surveillance systems, ground-based radar, early-warning facilities and maritime domain awareness networks allow Indian forces to build a continuous picture of activity approaching the country, while satellite and space-based systems extend this coverage beyond the range of individual ground installations.
Coastal and maritime surveillance is particularly important for India because of its long coastline and extensive island territories. Radar networks, sensors and information-sharing systems help track vessels and aircraft, support maritime security and provide early warning of potential threats. Similar surveillance capabilities along the Himalayan and other sensitive border regions contribute to India's ability to monitor remote areas and detect changes that may require a military response.
India also supports surveillance infrastructure in partner countries as part of its wider maritime-security cooperation. Such systems should not automatically be classified as Indian military bases. An installation may be financed, supplied or technically supported by India while remaining under the ownership and operation of the host country, with Indian personnel having no permanent military presence there. The distinction between an Indian military installation, an Indian-operated facility, military access and India-funded infrastructure is therefore important when assessing the role of each site.
5. Strategic Weapons and Missile Infrastructure
India's strategic weapons infrastructure supports the country's deterrence posture, long-range strike capability and integrated air defence. It includes facilities associated with ballistic missile forces, missile testing, air-defence systems and the infrastructure required to develop, maintain and deploy strategic weapons. These capabilities are distributed across different parts of India according to operational requirements, geographic security and the need to protect strategic assets.
Missile testing and evaluation facilities provide the infrastructure needed to develop and validate new systems, while operational missile units provide India with a range of land-based deterrent and conventional strike capabilities. Air-defence installations complement these forces by protecting important military bases, strategic infrastructure and population centres against aircraft and missile threats. Together, these systems form an important part of India's broader strategy of maintaining a credible deterrent while preserving the ability to respond to threats across multiple theatres.
6. Island Strategy
India's island territories give the country strategically important positions across the Indian Ocean. The Andaman and Nicobar Islands extend India's military and maritime reach toward Southeast Asia and the approaches to the Malacca Strait, while Lakshadweep provides positions much farther west in the Arabian Sea. Their geographic separation from mainland India allows surveillance and naval forces to operate closer to important maritime routes and potential areas of strategic interest.
The Andaman and Nicobar Islands are particularly important because they sit near the western approaches to the Malacca Strait, through which a major share of trade and energy supplies between the Indian Ocean and East Asia passes. India maintains the Andaman and Nicobar Command there as a tri-service command, integrating Army, Navy and Air Force capabilities. This provides a forward position for maritime surveillance, air operations, naval deployment and monitoring of activity across the eastern Indian Ocean.
Lakshadweep serves a different geographic purpose. Located off India's southwestern coast, the islands help extend India's maritime surveillance and security presence into the Arabian Sea and complement the country's western naval posture. Together, the two island groups give India strategically positioned locations on both sides of the subcontinent, strengthening its ability to monitor maritime approaches and respond to developments across the wider Indian Ocean.
Not every facility associated with India's military or strategic cooperation is an Indian military base. Indian-operated facilities, military access agreements and infrastructure funded or supported by India may remain under the ownership and control of the host country. The guides below distinguish between these different forms of Indian military presence.