Russian Census (2021) in the context of "Buryatia"

43°42′41″N 44°48′22″E / 43.7114°N 44.8061°E / 43.7114; 44.8061

The North Caucasian Federal District (Russian: Северо-Кавказский федеральный округ, IPA: [ˌsʲevʲɪrə kɐfˈkasːkʲɪj fʲɪdʲɪˈralʲnɨj ˈokrʊk]) is one of the eight federal districts of Russia. It is located in extreme southern Russia, in the geographical area of the North Caucasus. The federal district was split from the Southern Federal District on 19 January 2010. The population of the federal subjects comprising the federal district was 10,171,434 according to the 2021 Census, living in an area of 170,400 square kilometers (65,800 sq mi). The current Envoy is Yury Chaika.

Krasnodar Krai (Russian: Краснода́рский край, romanized: Krasnodarskiy kray, [krəsnɐˈdarskʲɪj kraj]) is a federal subject of Russia (a krai), located in the North Caucasus region in Southern Russia and is administratively a part of the Southern Federal District. Its administrative center is the city of Krasnodar. The third most populous federal subject in Russia, it had a population of 5,838,273 as of the 2021 Census.

Krasnodar Krai is formally and informally referred to as Kuban (Russian: Кубань), a term denoting the historical region of Kuban situated between the Sea of Azov and the Kuban River which is predominantly within the krai. It is bordered by Rostov Oblast to the north, Stavropol Krai to the east, Karachay-Cherkessia to the south-east. Adygea is an enclave entirely within the krai. Krasnodar Krai shares an international border with Georgia and borders annexed Crimea to the west, across the Kerch Strait.

Kabardino-Balkaria (Russian: Кабарди́но-Балка́рия), officially the Kabardino-Balkarian Republic, is a republic of Russia located in the North Caucasus. As of the 2021 Census, its population was 904,200. Its capital is Nalchik. The area contains the highest mountain in Europe, Mount Elbrus, at 5,642 m (18,510 ft). Mount Elbrus has 22 glaciers that feed three rivers — Baksan, Malka and Kuban. The mountain is covered with snow year-round.

North Ossetia–Alania (Russian: Северная Осетия, romanized: Severnaya Osetiya; Ossetian: Цæгат Ирыстон/Иристон, romanized: Cægat Iryston/Iriston), officially the Republic of North Ossetia–Alania, is a republic of Russia situated in the North Caucasus of Eastern Europe. It borders the country of Georgia (South Ossetia) to the south, and the Russian federal subjects of Kabardino-Balkaria to the west, Stavropol Krai to the north, Chechnya to the east and Ingushetia to the southeast. Its population according to the 2021 Census was 687,357. The republic’s capital city is Vladikavkaz, located on the foothills of the Caucasus Mountains.

The majority of the republic's population (68.1% as of 2021) are Ossetians, an Iranian ethnic group native to the republic and neighboring South Ossetia. Ossetian is an east Iranian language descended from the medieval Alanic and ancient Sarmatian languages. Unlike many ethnic groups in the North Caucasus, the majority of Ossetians are Christians, predominantly Eastern Orthodox. Almost 30% of the population adheres to Ossetian ethnic religion, generally called Uatsdin (Уацдин, "True Faith"), and there is a sizable Muslim minority. Ethnic Russians and Ingush, who form a majority in neighboring Ingushetia, form substantial minorities in the republic.

Ingushetia, officially the Republic of Ingushetia, is a republic of Russia located in the North Caucasus of Eastern Europe. The republic is part of the North Caucasian Federal District, and shares land borders with the country of Georgia to its south; and borders the Russian republics of North Ossetia–Alania to its west and north and Chechnya to its east and northeast.

Its capital is the town of Magas, while the largest city is Nazran. At 3,600 square km in terms of area, the republic is the smallest of Russia's non-city federal subjects. It was established on 4 June 1992, after the Checheno-Ingush Autonomous Soviet Socialist Republic was split in two. The republic is home to the indigenous Ingush, a people of Nakh ancestry. As of the 2021 Census, its population was estimated to be 527,220.

The following is a list of 83 of the 89 federal subjects of Russia in order of population according to the 2010 and 2021 Russian Census. The totals of all federal subjects do not include nationals living abroad at the time of census.

Rostov Oblast (Russian: Росто́вская о́бласть, romanized: Rostovskaya oblastʹ, IPA: [rɐˈstofskəjə ˈobləsʲtʲ]) is a federal subject of Russia (an oblast), located in the Southern Federal District. The oblast has an area of 100,967 square kilometers (38,984 sq mi) and a population of 4,200,729 (2021 Census), making it the sixth most populous federal subject in Russia. Its administrative center is the city of Rostov-on-Don, which also became the administrative center of the Southern Federal District in 2002.

Irkutsk Oblast (Russian: Ирку́тская о́бласть, romanized: Irkutskaja oblastʹ; Buryat: Эрхүү можо, romanized: Erhüü možo) is a federal subject of Russia (an oblast), located in southeastern Siberia in the basins of the Angara, Lena, and Nizhnyaya Tunguska Rivers. The administrative center is the city of Irkutsk. It had a population of 2,370,102 at the 2021 Census.