Tehran province

Tehran province
Persian: استان تهران
Tehran has been Iran's capital since 1778
Counties of Tehran province
Location of Tehran province within Iran
Coordinates: 35°32′N 51°31′E / 35.533°N 51.517°E / 35.533; 51.517
CountryIran
RegionRegion 1
CapitalTehran
Counties16
Government
  Governor-generalMohammad-Sadegh Motamedian (Independent)
Area
  Total
18,814 km2 (7,264 sq mi)
Population
 (2016)
  Total
13,267,637
  Estimate 
(2020)
13,973,000
  Density710/km2 (1,800/sq mi)
Time zoneUTC+03:30 (IRST)
Area code021
ISO 3166 codeIR-23
Main language(s)Persian
HDI (2018)0.834
very high · 1st

Tehran province (Persian: استان تهران) is one of the 31 provinces of Iran. Its capital is the city of Tehran.

Tehran province covers an area of 18,814 square kilometres (7,264 sq mi) and is located to the north of the central plateau of Iran. It was made a part of the First Region with its secretariat located in Tehran, upon the division of the provinces into 5 regions, solely for coordination and development purposes on June 22, 2014.

The province of Tehran has over 12 million inhabitants and is Iran's most densely populated region. Approximately 86.5 percent reside in urban areas and 13.5 percent in rural areas of the province.