Old Lainwang is a village in Khonsa tehsil in district of Tirap, Arunachal Pradesh, India. As per the data provided by Census of India in 2011, total population of Old Lainwang was 265 which includes 144 males and 121 females. Old Lainwang covers N/A area. Pincode of Old Lainwang is 786630.