Gilan Province, is one of the 31 provinces of Iran. It lies along the Caspian Sea, in Iran's Region 3, west of the province of Mazandaran, east of the province of Ardabil, and north of the provinces of Zanjan and Qazvin. It borders the Republic of Azerbaijan in the north and Russia across the Caspian Sea.
The northern part of the province is part of territory of South Talysh. At the center of the province is the main city of Rasht. Other towns in the province include Astara, Astaneh-e Ashrafiyyeh, Fuman, Lahijan, Langarud, Masouleh, Manjil, Rudbar, Rudsar, Shaft, Hashtpar, and Sowme'eh Sara.
The main harbor port is Bandar-e Anzali.
Address Rasht, Iran
Coordinates 37°16'45.698" N 49°35'4.597" E