Lonku Khasmahal is a village in Kurseong tehsil in district of Darjiling, West Bengal, India. As per the data provided by Census of India in 2011, total population of Lonku Khasmahal was 1,414 which includes 713 males and 701 females. Lonku Khasmahal covers 188.33 ha area. Pincode of Lonku Khasmahal is 734313.