Abdanan (Persian: آبدانان) is a beautiful city which is located in southern of Ilam Province, Iran. The population of the city was 21,662 in 2006.
The city is located among the Zagros Mountains and that is the reason of being a popular tourism destination. There are many natural resources such as oil, sulfur mines and oak forests. The city is very important from the point of military because of its strategic location in the border of Iran and Iraq; one of the Iranian Air Force bases is in the city and it has an airport, Abdanan Airport (OICD), for military use only.