Central Region

Ömnögovi Aimag

Өмнөговь

Ömnögovi, the 'South Gobi', is Mongolia's largest aimag by area and the heart of the Gobi Desert. Its mountains, dunes and canyons are the country's most famous desert landscapes.

Aimag centre
Dalanzadgad
Area
165,380 km²
Population (2025)
80,005
Population (2020 census)
69,187
Soums
15
From Ulaanbaatar
About 553 km by road

Overview

It is also known for its fossil beds, where expeditions in the 1920s found some of the first dinosaur eggs known to science, and for its large mining projects.

Highlights

  • Gobi Gurvan Saikhan National Park
  • Khongoryn Els, the 'singing' sand dunes
  • Bayanzag, the Flaming Cliffs, famous for dinosaur fossils
  • Yolyn Am, a narrow mountain gorge

When to Go

May to September; spring can be windy and summer days very hot.

Soums

Ömnögovi has 15 soums. Fuller guides to individual soums are in preparation.

SoumPopulation (2025)
DalanzadgadДаланзадгадAimag centre33,284
KhankhongorХанхонгор1,815
Tsogt-OvooЦогт-Овоо1,928
Mandal-OvooМандал-Овоо1,534
KhürmenХүрмэн1,357
NomgonНомгон2,215
BayandalaiБаяндалай1,841
BulganБулган1,767
GurvantesГурвантэс6,450
SevreiСэврэй1,818
NoyonНоён1,266
TsogttsetsiiЦогтцэций11,392
ManlaiМанлай2,486
KhanbogdХанбогд9,258
Bayan-OvooБаян-Овоо1,594

Area and 2020 figures are from the 2020 census; 2025 figures are resident population from the National Statistics Office; road distances are approximate.