Province Capital Area Population Density Notes
(population/km²)
Alborz Karaj 5,833 km2(2,252 sq mi) 2,412,513 413.6 inhabitants per square kilometre (1,071/sq mi) Until 23 June 2010, Alborz was part of Tehran province.
Ardabil Ardabil 17,800 km2(6,900 sq mi) 1,248,488 70.1 inhabitants per square kilometre (182/sq mi) Until 1993, Ardabil was part of East Azerbaijan province.[7]
Azerbaijan, East Tabriz 45,650 km2(17,630 sq mi) 3,724,620 82.3 inhabitants per square kilometre (213/sq mi)
Azerbaijan, West Urmia 37,437 km2(14,455 sq mi) 3,080,576 78.8 inhabitants per square kilometre (204/sq mi) During the Pahlavi Dynasty Urmia was known as Rezaiyeh.[8]
Bushehr Bushehr 22,743 km2(8,781 sq mi) 1,032,949 45.4 inhabitants per square kilometre (118/sq mi) Originally part of Fars province. Until 1977, the province was known as Khalij-e Fars (Persian Gulf).[3]
Chahar Mahaal and Bakhtiari Shahrekord 16,332 km2(6,306 sq mi) 895,263 54.8 inhabitants per square kilometre (142/sq mi) Until 1973 was part of Isfahan province.[9]
Fars Shiraz 122,608 km2(47,339 sq mi) 4,596,658 37.5 inhabitants per square kilometre (97/sq mi)
Gilan Rasht 14,042 km2(5,422 sq mi) 2,480,874 176.7 inhabitants per square kilometre (458/sq mi)
Golestan Gorgan 20,195 km2(7,797 sq mi) 1,777,014 88.0 inhabitants per square kilometre (228/sq mi) On the 31 May 1997, the shahrestans of Aliabad, Gonbad-e-kavus, Gorgan, Kordkuy, Minudasht, and Torkaman were separated from Mazandaran province to form Golestan province.Gorgan was called Esteraba or Astarabad until 1937.[3]
Hamadan Hamadan 19,368 km2(7,478 sq mi) 1,758,268 90.8 inhabitants per square kilometre (235/sq mi) Originally part of Kermanshah province.[3]
Hormozgān Bandar Abbas 70,669 km2(27,285 sq mi) 1,578,183 22.3 inhabitants per square kilometre (58/sq mi) Originally part of Kerman province.[3]Until 1977, the province was known asBanader va Jazayer-e Bahr-e Oman(Ports and Islands of the Sea of Oman).[3]
Ilam Ilam 20,133 km2(7,773 sq mi) 557,599 27.7 inhabitants per square kilometre (72/sq mi) Originally part of Kermanshah province.[3]
Isfahan Isfahan 107,029 km2(41,324 sq mi) 4,879,312 45.6 inhabitants per square kilometre (118/sq mi) In 1986, some parts of Markazi province were transferred to Isfahan, Semnan, and Zanjan provinces.[3]
Kerman Kerman 180,836 km2(69,821 sq mi) 2,938,988 16.3 inhabitants per square kilometre (42/sq mi)
Kermanshah Kermanshah 24,998 km2(9,652 sq mi) 1,945,227 77.8 inhabitants per square kilometre (202/sq mi) Between 1950 and 1979, both Kermanshah province and city were known as Kermanshahan and between 1979 and 1995 were known as Bakhtaran.[3]
Khorasan, North Bojnourd 28,434 km2(10,978 sq mi) 867,727 30.5 inhabitants per square kilometre (79/sq mi) On 29 September 2004, Khorasan was divided into three provinces. North Khorasan; Razavi Khorasan; South Khorasan.[4]
Khorasan, Razavi Mashhad 144,681 km2(55,862 sq mi) 5,994,402 41.4 inhabitants per square kilometre (107/sq mi) On 29 September 2004, Khorasan was divided into three provinces. North Khorasan; Razavi Khorasan; South Khorasan.[4]
Khorasan, South Birjand 69,555 km2(26,855 sq mi) 662,534 9.5 inhabitants per square kilometre (25/sq mi) On 29 September 2004, Khorasan was divided into three provinces. North Khorasan; Razavi Khorasan; South Khorasan.[4]
Khuzestan Ahvaz 64,055 km2(24,732 sq mi) 4,345,607 67.8 inhabitants per square kilometre (176/sq mi)
Kohgiluyeh and Boyer-Ahmad Yasuj 15,504 km2(5,986 sq mi) 658,629 42.5 inhabitants per square kilometre (110/sq mi) Originally part of Khuzestan province. Until 1990, the province was known asBovir Ahmadi and Kohkiluyeh.[3]
Kurdistan Sanandaj 29,137 km2(11,250 sq mi) 1,493,645 51.3 inhabitants per square kilometre (133/sq mi) Originally part of Gilan province.[3]
Lorestan Khorramabad 28,294 km2(10,924 sq mi) 1,754,243 62.0 inhabitants per square kilometre (161/sq mi) Originally part of Khuzestan province.[3]
Markazi Arak 29,130 km2(11,250 sq mi) 1,413,959 48.5 inhabitants per square kilometre (126/sq mi) Originally part of Mazandaran province.[3] In 1986, some parts of Markazi province were transferred to Isfahan, Semnan, and Zanjan provinces.[3]
Mazandaran Sari 23,701 km2(9,151 sq mi) 3,073,943 129.7 inhabitants per square kilometre (336/sq mi)
Qazvin Qazvin 15,549 km2(6,004 sq mi) 1,201,565 77.3 inhabitants per square kilometre (200/sq mi) On 31 December 1996, the shahrestans of Qazvin and Takestan were separated from Zanjan province to form the province of Qazvin.[3]
Qom Qom 11,526 km2(4,450 sq mi) 1,151,672 99.9 inhabitants per square kilometre (259/sq mi) Until 1995, Qom was a shahrestan of Tehran province.[3]
Semnan Semnan 97,491 km2(37,641 sq mi) 631,218 6.5 inhabitants per square kilometre (17/sq mi) Originally part of Mazandaran province.[3] In 1986, some parts of Markazi province were transferred to Isfahan, Semnan, and Zanjan provinces.[3]
Sistan and Baluchestan Zahedan 181,785 km2(70,188 sq mi) 2,534,327 13.9 inhabitants per square kilometre (36/sq mi) Until 1986, the province was known asBaluchestan and Sistan.[3]
Tehran Tehran 18,814 km2(7,264 sq mi) 12,183,391 647.6 inhabitants per square kilometre (1,677/sq mi) Until 1986, Tehran was part of Markazi province.
Yazd Yazd 129,285 km2(49,917 sq mi) 1,074,428 8.3 inhabitants per square kilometre (21/sq mi) Originally part of Isfahan province.[9] In 1986, part of Kerman province was transferred to Yazd province. In 2002, Tabas shahrestan (area: 55,344 km²) was transferred from Khorasan province to Yazd.[3]
Zanjan Zanjan 21,773 km2(8,407 sq mi) 1,015,734 46.6 inhabitants per square kilometre (121/sq mi) Originally part of Gilan province. In 1986, some parts of Markazi province were transferred to Isfahan, Semnan, and Zanjan provinces.[3]
Iran (Total) Tehran 1,628,554 km2(628,788 sq mi) 75,149,669 46.1 inhabitants per square kilometre (119/sq mi)

Map of Iran Provinces

iran provinces