Tehran County

For the city, see Tehran.

Tehran County Persian: شهرستان تهران
County
The village of Varish in Kan District
Location of Tehran County in Tehran province (top, yellow)
Location of Tehran province in Iran
Coordinates: 35°45′N 51°25′E
Country	Iran
Province	Tehran
Established	1987
Capital	Tehran
Districts	Central, Aftab, Kan
Area
• Total	1,300.3 km2 (502.0 sq mi)
Population  (2016)
• Total	8,737,510
• Density	6,719.6/km2 (17,404/sq mi)
Time zone	UTC+3:30 (IRST)
Tehran County at GEOnet Names Server

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Tehran County Historical Population

Year	Pop.	±%
1940	540,087	—
1956	1,512,082	+180.0%
1966	2,719,730	+79.9%
2006	7,892,340	+190.2%
2011	8,189,791	+3.8%
2016	8,737,510	+6.7%
amar.org.ir Excluding areas part of the county during previous censuses

Tehran County (Persian: شهرستان تهران) is in Tehran province of Iran. Its capital is the city of Tehran. Greater Tehran is situated mostly in the county, the most populous in Iran.