Kolbong Khasmahal is a village in Rangli Rangliot tehsil in district of Darjiling, West Bengal, India. As per the data provided by Census of India in 2011, total population of Kolbong Khasmahal was 602 which includes 297 males and 305 females. Kolbong Khasmahal covers 159.46 ha area. Pincode of Kolbong Khasmahal is 734222.