Mianeh County (Persian: شهرستان میانه),[3][a] is in East Azerbaijan province, Iran.
[4] The city of Torkamanchay[b] is where the Treaty of Turkmenchay was signed by Russia and Iran in 1828.
After the 2011 National Census, the village of Achachi was elevated to the status of a city.
[2] Mianeh County's population history and administrative structure over three consecutive censuses are shown in the following table.
Media related to Mianeh County at Wikimedia Commons Iran portal