Kohgiluyeh and Boyer-Ahmad province

Kohgiluyeh and Boyer-Ahmad province is one of the 31 provinces of Iran. It is in the southwest of the country, in Iran's Region 2. Its capital is the city of Yasuj. The province covers an area of 15,563 square kilometers.

Demographics

Population

At the time of the 2006 National Census, the province's population was 621,428 in 125,779 households. According to the National Population and Housing Census, the population of Kohgiluyeh and Boyer-Ahmad Province in 2011 was 658,629 in 156,176 households. The 2016 census measured the population of the province as 713,052 inhabitants in 186,320 households.

Administrative divisions

The population history and structural changes of Kohgiluyeh and Boyer-Ahmad Province's administrative divisions over three consecutive censuses are shown in the following table.

Counties	2006	2011	2016
Bahmai	35,067	37,048	38,136
Basht	—	20,699	21,690
Boyer-Ahmad	212,552	243,771	299,885
Charam	—	32,159	33,543
Dana	52,242	52,040	42,539
Gachsaran	131,628	119,217	124,096
Kohgiluyeh	189,939	153,695	131,351
Landeh	—	—	21,812
Margown	—	—	—
Total	621,428	658,629	713,052

Cities

According to the 2016 census, 397,461 people live in the following cities:

City	Population
Basht	10,764
Charam	15,218
Chitab	1,164
Dehdasht	57,036
Dishmok	5,791
Dogonbadan	96,728
Garab-e Sofla	545
Landeh	12,772
Likak	19,857
Madavan	18,078
Margown	3,135
Pataveh	2,284
Qaleh Raisi	3,269
Sarfaryab	1,995
Sisakht	7,855
Suq	6,438
Yasuj	134,532

Geography

Kohgiluyeh and Boyer-Ahmad province is located in the south of Iran, and shares borders with five provinces: Isfahan and Fars provinces to the east, Bushehr province to the south, Khuzestan to the west and Chaharmahal and Bakhtiari to the north.
The province is mostly mountainous in terrain, part of the Zagros range. The highest point is the Dena summit with a height of 5,109 metres. The mountain range of Dena, which reaches an elevation of 4,000 metres, is located in the province, and is covered with oak forests. Another mountain is Khamin or Khami, which is located in Gachsaran County.