Kohsan کهسان
Kohsan Location in Afghanistan
Coordinates: 34°39′N 61°10′E / 34.650°N 61.167°E / 34.650; 61.167
Country	Afghanistan
Province	Herat Province
District	Kohsan District
Elevation	737 m (2,418 ft)
Population  (2007)
• Total	12,463
Time zone	UTC+4:30

Kohsan (Kohistan, Kūhestān) is a town and the administrative center of Kohsan District, Herat Province, Afghanistan. The population is 12,463 (est. 2007).^[1] It is located at 34°39′14″N 61°11′52″E / 34.65389°N 61.19778°E / 34.65389; 61.19778^[2] at 737 m altitude, near the Hari River and not far from the border with Iran.