Kalsubai is a 6.6 km long trek with an elevation gain of around 2700 ft. This is a one day trek having a moderately hard difficulty level with lush green landscapes and multiple waterfalls. The peak attracts many trekkers and devotees determined to scale the mountain. To reach the summit there are well designated trekking routes. The most popular route is through the eastern mountain face taking off from the base village Bari.