# Olyokminsky District

Olyokminsky District (Russian: Олёкминский улу́с; Yakut: Өлүөхүмэ улууһа, Ölüöxüme uluuha) is an administrative and municipal district (raion, or ulus), one of the thirty-four in the Sakha Republic, Russia. It is located in the southwest of the republic and borders with Verkhnevilyuysky District in the north, Gorny and Khangalassky Districts in the northeast, Aldansky District in the east, Neryungrinsky District in the southeast, Zabaykalsky Krai in the southwest, Irkutsk Oblast and Lensky District in the west, and with Suntarsky District in the northwest. The area of the district is 160,800 square kilometers (62,100 sq mi). Its administrative center is the town of Olyokminsk. Population: 26,785 (2010 Census); 27,563 (2002 Census); 30,938 (1989 Soviet census). The population of Olyokminsk accounts for 35.4% of the district's total population.

## Geography

The main rivers of the district include the Lena with its tributaries, such as the Olyokma, Cherendey, Namana, Keyikte and Biryuk. The Olyokma-Chara Plateau is located to the west of the Olyokma's western bank. The Olyokma Nature Reserve is part of the district.

### Climate

Average January temperature ranges from −30 to −35 °C (−22 to −31 °F) and average July temperature ranges from +12 °C (54 °F) in the mountains to +18 °C (64 °F) in the valleys. Average annual precipitation is 200–300 millimeters (7.9–11.8 in).

## History

The district was established on January 9, 1930.

## Demographics

As of the 2021 Census, the ethnic composition was as follows:
* Russians: 48.2%
* Yakuts: 42.1%
* Evenks: 6.0%
* Tatars: 1.3%
* Evens: 0.5%
* others - 1.9%

## Economy

The economy of the district is based mostly on agriculture and mining. There are deposits of gold and construction materials in the district. The only deposit of charoite known in the world is located on the district's territory.

## Inhabited localities

Municipal composition :
| Towns / Cities | Population | Male | Female | Inhabited localities in jurisdiction |
| Olyokminsk (Олекминск) | 10,734 | 5,224 (48.7%) | 5,510 (51.3%) | Town of Olyokminsk (administrative centre of the district) selo of Aviaport selo of Zaton LORPa selo of Neftebaza selo of Selivanovo |
| Urban settlements | Population | Male | Female | Inhabited localities in jurisdiction |
| Torgo (Торго) | 0 | 0 (n/a %) | 0 (n/a %) | Urban-type settlement of Torgo |
| Rural settlements | Population | Male | Female | Rural localities in jurisdiction* |
| Abaginsky Nasleg (Абагинский) | 1,190 | 559 (47.0%) | 631 (53.0%) | selo of Abaga selo of Abaga Tsentralnaya |
| Dabansky Nasleg (Дабанский) | 535 | 263 (49.2%) | 272 (50.8%) | selo of Daban selo of Kochegarovo selo of Cherendey |
| Delgeysky Nasleg (Дельгейский) | 569 | 272 (47.8%) | 297 (52.2%) | selo of Delgey selo of Innyakh |
| Zharkhansky National Nasleg (Жарханский национальный) | 1,373 | 685 (49.9%) | 688 (50.1%) | selo of Tokko selo of Zharkhan selo of Uolbut |
| Kindigirsky National Nasleg (Киндигирский национальный) | 354 | 163 (46.0%) | 191 (54.0%) | selo of Kudu-Kyuyol selo of Dikimdya |
| Kyllakhsky Nasleg (Кыллахский) | 1,146 | 583 (50.9%) | 563 (48.1%) | selo of Kyllakh selo of Dapparay |
| Kyachchinsky Nasleg (Кяччинский) | 411 | 228 (55.5%) | 183 (44.5%) | selo of Kyachchi selo of Tegen selo of Kiliyer selo of Olom |
| Malzhagarsky Nasleg (Мальжагарский) | 1,089 | 560 (51.4%) | 529 (48.6%) | selo of Yunkyur selo of Kuranda selo of Tyubya |
| Machinsky Nasleg (Мачинский) | 407 | 239 (58.7%) | 168 (41.3%) | selo of Macha |
| Neryuktyayinsky 1-y Nasleg (Нерюктяйинский 1-й) | 1,436 | 703 (49.0%) | 733 (51.0%) | selo of Neryuktyayinsk 1-y selo of Biryuk selo of Kudu-Byas selo of Tas-Anna |
| Neryuktyayinsky 2-y Nasleg (Нерюктяйинский 2-й) | 956 | 451 (47.2%) | 505 (52.8%) | selo of Neryuktyayinsk 2-y selo of Berdinka selo of Kholgo |
| Olyokminsky Nasleg (Олекминский) | 1,027 | 486 (47.3%) | 541 (%) | selo of Olyokminsky |
| Sanyyakhtakhsky Nasleg (Саныяхтахский) | 987 | 532 (53.9%) | 455 (46.1%) | selo of Sanyyakhtakh selo of Alexeyevka selo of Malykan selo of Markha |
| Solyansky Nasleg (Солянский) | 433 | 224 (51.7%) | 209 (48.3%) | selo of Solyanka selo of Kharyyalakh |
| Troitsky Nasleg (Троицкий) | 353 | 187 (53.0%) | 166 (47.0%) | selo of Troitsk |
| Tyantsky National Nasleg (Тянский национальный) | 499 | 272 (54.5%) | 227 (45.5%) | selo of Tyanya |
| Ulakhan-Mungkunsky Nasleg (Улахан-Мунгкунский) | 394 | 209 (53.0%) | 185 (47.0%) | selo of Ulakhan-Mungku |
| Uritsky Nasleg (Урицкий) | 313 | 159 (20.8%) | 154 (49.2%) | selo of Uritskoye selo of Khating-Tumul |
| Khorinsky Nasleg (Хоринский) | 812 | 410 (50.5%) | 402 (49.5%) | selo of Khorintsy selo of Balagannakh selo of Mekimdya |
| Chapayevsky Nasleg (Чапаевский) | 932 | 513 (55.0%) | 419 (45.0%) | selo of Chapayevo selo of Tinnaya |
| Charinsky National Nasleg (Чаринский национальный) | 215 | 109 (50.7%) | 106 (49.3%) | selo of Byas-Kyuyol |
| Villages | Population | Male | Female | Villages in jurisdiction* |
| Zarechny Village (Заречный) | 620 | 327 (52.7%) | 293 (47.3%) | selo of Zarechny |
Divisional source: Population source: *Administrative centers are shown in bold