Closed cities

Medina, officially al-Madinah al-Munawwarah, also known as al-Madinah an-Nabawiyyah and Taybah and known in pre-Islamic times as Yathrib, is the capital and administrative centre of Medina Province in the Hejaz region of western Saudi Arabia. It is one of the oldest and most important places in Islamic history. The second holiest city in Islam, the population as of 2022 is 1,477,023, making it the fourth-most populous city in the country. Around 58.5% of the population are Saudi citizens and 41.5% are foreigners. Located at the core of the Medina Province in the western reaches of the country,

Baikonur is a city in Kazakhstan on the northern bank of the Syr Darya river. It is currently leased and administered by the Russian Federation as an enclave until 2050. It was constructed to serve the Baikonur Cosmodrome with administrative offices and employee housing. During the Soviet period, the town was known as Leninsk, and was sometimes referred to as Zvezdograd (). It was officially renamed Baikonur by Russian president Boris Yeltsin on December 20, 1995.

Norilsk () is an industrial closed city in Krasnoyarsk Krai, Russia, located south of the western Taymyr Peninsula, around 90 km east of the Yenisey River and 1,500 km north of Krasnoyarsk. Norilsk is 300 km north of the Arctic Circle and 2,400 km from the North Pole. It has a permanent population of 176,735 as of 2024, and up to 220,000 including temporary inhabitants. It is the second-largest city in the region after Krasnoyarsk. It is the world's northernmost city with more than 180,000 inhabitants, and the second-largest city (after Murmansk) inside the Arctic Circle. N

Severomorsk (), known as Vayenga () until 18 April 1951, is a closed town in Murmansk Oblast, Russia. Severomorsk is the main administrative base of the Russian Northern Fleet. The town is situated on the coast of the Barents Sea along the Kola Bay northeast of Murmansk, the administrative centre of the oblast, to which it is connected by railway and a motorway. It is the main naval base of the Northern Fleet of Russia and the sixth largest city in the world beyond the Arctic Circle.

Dudinka (; Nenets: Тут'ын, Tutꜧyn) is a town on the Yenisei River and the administrative center of Taymyrsky Dolgano-Nenetsky District of Krasnoyarsk Krai, Russia. It used to be the administrative center of Taymyr Autonomous Okrug, which was merged into Krasnoyarsk Krai on January 1, 2007. Population:

Sarov () is a closed town in Nizhny Novgorod Oblast, Russia. It was known as Gorkiy-130 (Горький-130) and Arzamas-16 (), after a (somewhat) nearby town of Arzamas, from 1946 to 1991. Until 1995, it was known as Kremlyov/Kremlev/Kremljov (). The town is closed because it is the Russian center for nuclear research. Population: 92,047 (2010 Census); 87,652 (2002 Census)

Seversk (, ) is a closed city in Tomsk Oblast, Russia, located northwest of Tomsk on the right bank of the Tom River. The population was 108,590 at the 2010 census and 109,106 at the 2002 census.

town in Chelyabinsk Oblast, Russia

town in Russia

thumb|Map of Northern Fleet bases

Novouralsk (, lit. new town in the Urals) is a closed town in Sverdlovsk Oblast, Russia, located on the eastern side of the Ural Mountains, about north of Yekaterinburg, the administrative center of the oblast. Population:

town in Arkhangelsk Oblast, Russia

city in Murmansk Oblast, Russia

human settlement in Krasnoznamensk Urban Okrug, Moscow Oblast, Russia

closed town in Astrakhan Oblast, Russia

human settlement in Lesnoy Urban Okrug, Sverdlovsk Oblast, Russia

Snezhinsk () is a closed town in Chelyabinsk Oblast, Russia. Population:

thumb|Satellite imagery of Vilyuchinsk prior to the 2025 Kamchatka Peninsula earthquake Vilyuchinsk () is a closed town in Kamchatka Krai, Russia, located on the Kamchatka Peninsula about across Avacha Bay from Petropavlovsk-Kamchatsky. Population:

Gadzhiyevo () is a town under the administrative jurisdiction of the closed administrative-territorial formation of Alexandrovsk in Murmansk Oblast, Russia. Population:

human settlement in Murmansk Oblast, Russia

human settlement in Zelenogorsk Urban Okrug, Krasnoyarsk Krai, Russia

town in Primorsky Krai, Russia

town in Penza Oblast, Russia

town in Russia

Kuçovë () is a municipality in south-central Albania. It was formed at the 2015 local government reform by the merger of the former municipalities Kozare, Kuçovë, Lumas and Perondi, which all became municipal units. The seat of the municipality is the town of Kuçovë. The total population is 31,077 as of the 2023 census, in a total area of . The population of the municipal unit as of the 2023 census is 12,629.

human settlement in Mezhgorye Urban Okrug, Republic of Bashkortostan, Russia

Shikhany, also spelled Shikhansky () is a closed town in Saratov Oblast, Russia, north of Saratov on the right bank of the Volga River Population: . It has been a closed town since 1997, but lost this status on 1 January 2019. The town is 2 kilometres from the major chemical weapons base Shikhany-2 (previously known as Vol'sk-18).

settlement in Moscow Oblast, Russia

settlement with restrictions on ingress and egress

Tryokhgorny (, lit. (a town of) three mountains) is a closed town in Chelyabinsk Oblast, Russia, located in the western part of the oblast from Chelyabinsk. Population:

human settlement in Closed Town of Raduzhny, Vladimir Oblast, Russia

settlement in Amur Oblast, Russia

Uchquduq (sometimes spelled as Uchkuduk, ; ) is a city in the north of Navoiy Region, Uzbekistan. It is the seat of Uchquduq District. The city's name means "three draw-wells" in Uzbek.

thumb|Map of the Northern Fleet bases

Naukograd (, also technopole), meaning "science city", is a formal term for towns with high concentrations of research and development facilities in Russia and the Soviet Union, some specifically built by the Soviet Union for these purposes. Some of the towns were secret and were part of a larger system of closed cities in the USSR, many built by forced labour from the Soviet Gulag. In the Russian Federation in post-Soviet times, the term is used generally for about seventy towns that have concentrations of scientific research and production, and specifically, refers to a small number of towns

human settlement in Kazakhstan

human settlement in Russia

closed city in Nye County, Nevada, United States

Lokomotivny () is a closed urban locality (a work settlement) in Chelyabinsk Oblast, Russia, located southwest from Chelyabinsk. Population:

human settlement in Bologovsky District, Tver Oblast, Russia

human settlement in Vlasikha Urban Okrug, Moscow Oblast, Russia

urban-type settlement in Zabaykalsky Krai, Russia

district in Leshan, Sichuan, China

rural settlement in Saratov Oblast, Russia

human settlement in Sibirsky Urban Okrug, Altai Krai, Russia

human settlement in Murmansk Oblast, Russia

human settlement in Perm Krai, Russia

place in East Kazakhstan Region, Kazakhstan

human settlement in Russia

a settlement of urban type in the Moscow Oblast

human settlement in Russia

human settlement in Molodyozhny Urban Okrug, Moscow Oblast, Russia

human settlement in Russia

Riems is an island in the southwestern part of the Bay of Greifswald, a broad, shallow embayment of the Baltic Sea between the German mainland and the island of Rügen. Riems belongs administratively to the urban district of Greifswald, but is an exclave. Riemserort is municipally part of Riems, but lies opposite the island on the mainland.

closed town in North District, Hong Kong