Kochan is a village in Southwestern Bulgaria. It is located in the municipality of Satovcha, Blagoevgrad Province. The village of Kochan is located in mountainous region in Southwestern Bulgaria some 10 km away from the border with Greece in the Chech region.
The village is surrounded by high peaks, the tallest of which is the Marashova Chuka with 1414 meters in elevation. A small river passes through the village, taking its source from a karst spring several kilometers north of the village.There are coniferous, deciduous and mixed type forests in the vicinity of Kochan. Birch forests dominate the lowest terrains. The largest birch massif on the Balkans is situated in the vicinity of Kochan. Scots Pine and Spruce is characteristic of the most northern parts of the territory of the village.