Osku County is a county

Counties of Iran

The provinces of Iran further subdivided into counties called shahrestan , an area inside an ostan, and consists of a city centre, few bakhsh and many villages around them. There are usually a few cities and rural agglomerations in each county. Rural agglomerations are a collection of a number...

 in East Azerbaijan Province in Iran

Iran

Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

 and in the vicinity of Tabriz

Tabriz

Tabriz is the fourth largest city and one of the historical capitals of Iran and the capital of East Azerbaijan Province. Situated at an altitude of 1,350 meters at the junction of the Quri River and Aji River, it was the second largest city in Iran until the late 1960s, one of its former...

. The capital of the county is Osku

Osku

Osku is a city in and the capital of Osku County, East Azerbaijan Province, Iran. At the 2006 census, its population was 16,140, in 4,928 families....

. Kandovan

Kandovan

Kandovan is a tourist village in the province of East Azarbaijan, near Osku and Tabriz, Iran. Its fame is due to its troglodyte dwellings. Some of the houses are at least 700 years old and are still inhabited. Kandovan is also known for its scenic beauty. A popular resort, it offers hotels and...

 Touristy village is one of its subdivisions. Hilleh Historical Village

Hilleh Historical Village

Hilleh Historical Village is a special sub-ground historical village in Osku county , Iran in the vicinity of Kandovan. Currently nobody lives there. It is claimed it was built before the Islamic period. It was destroyed during Mongol attack on Iran. The entire houses remain...

 is another historical village near to the city which is currently abundant. At the 2006 census, the county's population was 84,061, in 23,613 families. The county is subdivided into two districts: the Central District

Central District (Osku County)

The Central District of Osku County is a district in Osku County, East Azerbaijan Province, Iran. At the 2006 census, its population was 56,253, in 15,908 families. The District has two cities: Osku and Sahand....

 and Ilkhchi District

Ilkhchi District

Ilkhchi District is a district in Osku County, East Azerbaijan Province, Iran. At the 2006 census, its population was 27,808, in 7,705 families. The District has one city: Ilkhchi....

. The county has three cities: Osku

Osku

Osku is a city in and the capital of Osku County, East Azerbaijan Province, Iran. At the 2006 census, its population was 16,140, in 4,928 families....

, Sahand, and Ilkhchi.