Hmawngbuchhuah is a village in Lawngtlai Block in the Lawngtlai district in the Indian state of Mizoram.
It is sited 147 km from the state capital, Aizawl. It lies on the India-Myanmar border. It is 4 km South of the District headquarters Lawngtlai. where National Highway 502 (India), Kaladan Multi-Modal Transit Transport Project, enters Myanmar. It is on the east bank of Sekulh Lui River which forms the border.
As of the 2011 Census of India, the population in Hmawngbuchhuah village is 389, with 97 Households. There are 190 males (49%) and 199 females (51%), with 3% Scheduled Tribe and no Scheduled Caste.
The mainstay of the economy is agriculture. It is also a border town with integrated check posts.
223 km long "Aizawal-Hmawngbuchhuah railway line" was surveyed.