Langtuk Singnar is a village in Silonijan tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Langtuk Singnar was 32 which includes 18 males and 14 females. Langtuk Singnar covers 150 ha area. Pincode of Langtuk Singnar is N/A.