The Northern Fleet is headquartered in Severomorsk, located on the Kola Peninsula in northwestern Russia. This strategic position provides direct access to the Barents Sea and the Arctic Ocean, facilitating year-round naval operations due to the influence of the North Atlantic Drift, which keeps the port largely ice-free. The proximity to the Norwegian Sea and the North Atlantic enhances the fleet's ability to project power into the Arctic and North Atlantic regions, while also enabling rapid deployment of assets for the defense of Russia's northern maritime approaches.
The Northern Fleet is commanded by Vice Admiral Konstantin Kabantsov. The command structure is organized to ensure centralized control over a diverse array of naval, support, and special purpose units. The headquarters in Severomorsk coordinates operations, training, and logistical support for all subordinate formations, ensuring operational readiness and integration with other branches of the Russian Armed Forces.
The 43rd Missile Ship Division, designated as military unit 20475, comprises some of the most significant surface combatants in the Russian Navy. Notable vessels include the Project 1143.5 heavy aircraft-carrying cruiser Admiral Kuznetsov (063), the Project 11442 heavy nuclear-powered battlecruiser Pyotr Velikiy (099), the Project 1164 Atlant guided-missile cruiser Marshal Ustinov (055), the Project 956 Sarych guided-missile destroyer Admiral Ushakov (474), and the Project 22350 frigate Admiral Gorshkov. These ships provide the fleet with a robust combination of air defense, anti-ship, and land-attack capabilities, supporting both independent and task group operations.
The 16th Repair and Construction Brigade (military unit 20458) is responsible for the maintenance, repair, and modernization of fleet assets. This unit ensures the operational availability of surface combatants, submarines, and support vessels. Its facilities are equipped to conduct both routine maintenance and complex overhauls, including work on nuclear-powered vessels, which is critical for sustaining the fleet's long-term combat effectiveness.
The 518th Reconnaissance Ship Squadron (military unit 20524) provides the Northern Fleet with maritime intelligence, surveillance, and reconnaissance (ISR) capabilities. This unit operates specialized vessels equipped with electronic and signals intelligence suites, enabling the monitoring of adversary naval movements, collection of electronic emissions, and support for fleet situational awareness in the Arctic and North Atlantic operational theaters.
The 566th Support Vessel Group (military unit 77360) delivers essential logistical support, including replenishment, towing, and rescue operations. This group ensures sustained fleet operations by providing fuel, ammunition, provisions, and technical assistance at sea and in port. Their capabilities are vital for enabling extended deployments and maintaining the fleet's operational tempo in remote Arctic environments.
The Northern Fleet maintains several PDSS (Anti-Diversionary Forces and Means) Counteraction Special Purpose Detachments: the 140th (military unit 69068), 152nd (military unit 13106), 160th (military unit 09619), and 269th (military unit 30853). These units are tasked with protecting naval bases, ships, and critical infrastructure from sabotage, underwater incursions, and asymmetric threats. Their personnel are trained in counter-diversionary tactics, underwater demolition, and close-quarters combat, and are equipped with specialized diving and detection equipment.
The 43rd Separate Water Area Protection Squadron is responsible for safeguarding the approaches to key naval installations and ensuring freedom of navigation in fleet operational areas. The squadron operates Project 1124M corvettes (Onega 164, Naryan-Mar 138) for anti-submarine warfare, Project 1258 minesweepers (RT-236, RT-259) for mine countermeasures, and the Project 773 landing ship BTR-140 for amphibious operations. These assets collectively enhance the fleet's ability to secure maritime approaches, conduct patrols, and respond to mine threats.
The Northern Fleet represents the core of Russia's naval power in the Arctic and North Atlantic. Its composition of nuclear-powered surface combatants, aircraft-carrying cruisers, and advanced support units enables Russia to assert sovereignty over the Arctic, protect strategic maritime routes, and maintain a credible deterrent posture against NATO naval forces. The fleet's infrastructure and operational capabilities are integral to Russia's broader military objectives in the High North.