Ölgii Population 2026

Ölgii has a population of 28,400, making it the #11 biggest city in 🇲🇳 Mongolia, located in Bayan-Ölgii Province. Roughly 0.8% of Mongolia's population lives here. It is about 30× smaller than Ulan Bator, the country's biggest city.

Location of Ölgii (capital Ulan Bator shown for reference). Boundaries: Natural Earth.

Population (city proper)

28,400

Rank in Mongolia

#11

Coordinates

48.97°N, 89.96°E

~1,715 m elevation · Asia/Hovd

Distance to capital (Ulan Bator)

1,251 km

777 miles, straight line

Cities near Ölgii

Khovd29,800 people · ~164 km away
Ulaangom30,092 people · ~189 km away
Uliastay16,265 people · ~526 km away
Altai17,617 people · ~553 km away
Mörön39,404 people · ~743 km away
Bayanhongor30,931 people · ~863 km away

FAQ

What is the population of Ölgii?

Ölgii has a population of 28,400 (city proper, latest official figure via GeoNames), making it the #11 biggest city in Mongolia.

What region is Ölgii in?

Ölgii is located in Bayan-Ölgii Province, Mongolia.

Is Ölgii the capital of Mongolia?

No, the capital of Mongolia is Ulan Bator, about 1,251 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

← All biggest cities in Mongolia · Mongolia population by year